forked from Minki/linux
73cda7bb8b
Add support for expectations, which allow properties to be specified and then verified in tests. Signed-off-by: Brendan Higgins <brendanhiggins@google.com> Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Reviewed-by: Logan Gunthorpe <logang@deltatee.com> Reviewed-by: Stephen Boyd <sboyd@kernel.org> Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
1212 lines
40 KiB
C
1212 lines
40 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Base unit test (KUnit) API.
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*
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* Copyright (C) 2019, Google LLC.
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* Author: Brendan Higgins <brendanhiggins@google.com>
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*/
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#ifndef _KUNIT_TEST_H
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#define _KUNIT_TEST_H
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#include <kunit/assert.h>
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#include <linux/kernel.h>
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#include <linux/slab.h>
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#include <linux/types.h>
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struct kunit_resource;
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typedef int (*kunit_resource_init_t)(struct kunit_resource *, void *);
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typedef void (*kunit_resource_free_t)(struct kunit_resource *);
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/**
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* struct kunit_resource - represents a *test managed resource*
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* @allocation: for the user to store arbitrary data.
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* @free: a user supplied function to free the resource. Populated by
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* kunit_alloc_resource().
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*
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* Represents a *test managed resource*, a resource which will automatically be
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* cleaned up at the end of a test case.
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*
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* Example:
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*
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* .. code-block:: c
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*
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* struct kunit_kmalloc_params {
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* size_t size;
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* gfp_t gfp;
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* };
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*
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* static int kunit_kmalloc_init(struct kunit_resource *res, void *context)
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* {
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* struct kunit_kmalloc_params *params = context;
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* res->allocation = kmalloc(params->size, params->gfp);
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*
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* if (!res->allocation)
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* return -ENOMEM;
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*
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* return 0;
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* }
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*
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* static void kunit_kmalloc_free(struct kunit_resource *res)
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* {
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* kfree(res->allocation);
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* }
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*
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* void *kunit_kmalloc(struct kunit *test, size_t size, gfp_t gfp)
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* {
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* struct kunit_kmalloc_params params;
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* struct kunit_resource *res;
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*
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* params.size = size;
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* params.gfp = gfp;
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*
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* res = kunit_alloc_resource(test, kunit_kmalloc_init,
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* kunit_kmalloc_free, ¶ms);
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* if (res)
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* return res->allocation;
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*
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* return NULL;
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* }
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*/
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struct kunit_resource {
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void *allocation;
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kunit_resource_free_t free;
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/* private: internal use only. */
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struct list_head node;
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};
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struct kunit;
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/**
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* struct kunit_case - represents an individual test case.
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*
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* @run_case: the function representing the actual test case.
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* @name: the name of the test case.
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*
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* A test case is a function with the signature,
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* ``void (*)(struct kunit *)`` that makes expectations (see
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* KUNIT_EXPECT_TRUE()) about code under test. Each test case is associated
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* with a &struct kunit_suite and will be run after the suite's init
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* function and followed by the suite's exit function.
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*
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* A test case should be static and should only be created with the
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* KUNIT_CASE() macro; additionally, every array of test cases should be
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* terminated with an empty test case.
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*
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* Example:
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*
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* .. code-block:: c
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*
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* void add_test_basic(struct kunit *test)
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* {
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* KUNIT_EXPECT_EQ(test, 1, add(1, 0));
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* KUNIT_EXPECT_EQ(test, 2, add(1, 1));
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* KUNIT_EXPECT_EQ(test, 0, add(-1, 1));
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* KUNIT_EXPECT_EQ(test, INT_MAX, add(0, INT_MAX));
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* KUNIT_EXPECT_EQ(test, -1, add(INT_MAX, INT_MIN));
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* }
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*
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* static struct kunit_case example_test_cases[] = {
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* KUNIT_CASE(add_test_basic),
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* {}
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* };
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*
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*/
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struct kunit_case {
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void (*run_case)(struct kunit *test);
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const char *name;
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/* private: internal use only. */
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bool success;
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};
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/**
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* KUNIT_CASE - A helper for creating a &struct kunit_case
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*
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* @test_name: a reference to a test case function.
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*
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* Takes a symbol for a function representing a test case and creates a
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* &struct kunit_case object from it. See the documentation for
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* &struct kunit_case for an example on how to use it.
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*/
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#define KUNIT_CASE(test_name) { .run_case = test_name, .name = #test_name }
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/**
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* struct kunit_suite - describes a related collection of &struct kunit_case
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*
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* @name: the name of the test. Purely informational.
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* @init: called before every test case.
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* @exit: called after every test case.
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* @test_cases: a null terminated array of test cases.
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*
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* A kunit_suite is a collection of related &struct kunit_case s, such that
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* @init is called before every test case and @exit is called after every
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* test case, similar to the notion of a *test fixture* or a *test class*
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* in other unit testing frameworks like JUnit or Googletest.
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*
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* Every &struct kunit_case must be associated with a kunit_suite for KUnit
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* to run it.
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*/
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struct kunit_suite {
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const char name[256];
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int (*init)(struct kunit *test);
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void (*exit)(struct kunit *test);
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struct kunit_case *test_cases;
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};
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/**
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* struct kunit - represents a running instance of a test.
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*
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* @priv: for user to store arbitrary data. Commonly used to pass data
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* created in the init function (see &struct kunit_suite).
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*
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* Used to store information about the current context under which the test
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* is running. Most of this data is private and should only be accessed
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* indirectly via public functions; the one exception is @priv which can be
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* used by the test writer to store arbitrary data.
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*/
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struct kunit {
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void *priv;
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/* private: internal use only. */
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const char *name; /* Read only after initialization! */
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/*
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* success starts as true, and may only be set to false during a
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* test case; thus, it is safe to update this across multiple
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* threads using WRITE_ONCE; however, as a consequence, it may only
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* be read after the test case finishes once all threads associated
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* with the test case have terminated.
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*/
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bool success; /* Read only after test_case finishes! */
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spinlock_t lock; /* Guards all mutable test state. */
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/*
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* Because resources is a list that may be updated multiple times (with
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* new resources) from any thread associated with a test case, we must
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* protect it with some type of lock.
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*/
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struct list_head resources; /* Protected by lock. */
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};
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void kunit_init_test(struct kunit *test, const char *name);
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int kunit_run_tests(struct kunit_suite *suite);
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/**
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* kunit_test_suite() - used to register a &struct kunit_suite with KUnit.
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*
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* @suite: a statically allocated &struct kunit_suite.
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*
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* Registers @suite with the test framework. See &struct kunit_suite for
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* more information.
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*
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* NOTE: Currently KUnit tests are all run as late_initcalls; this means
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* that they cannot test anything where tests must run at a different init
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* phase. One significant restriction resulting from this is that KUnit
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* cannot reliably test anything that is initialize in the late_init phase;
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* another is that KUnit is useless to test things that need to be run in
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* an earlier init phase.
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*
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* TODO(brendanhiggins@google.com): Don't run all KUnit tests as
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* late_initcalls. I have some future work planned to dispatch all KUnit
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* tests from the same place, and at the very least to do so after
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* everything else is definitely initialized.
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*/
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#define kunit_test_suite(suite) \
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static int kunit_suite_init##suite(void) \
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{ \
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return kunit_run_tests(&suite); \
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} \
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late_initcall(kunit_suite_init##suite)
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/*
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* Like kunit_alloc_resource() below, but returns the struct kunit_resource
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* object that contains the allocation. This is mostly for testing purposes.
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*/
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struct kunit_resource *kunit_alloc_and_get_resource(struct kunit *test,
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kunit_resource_init_t init,
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kunit_resource_free_t free,
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gfp_t internal_gfp,
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void *context);
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/**
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* kunit_alloc_resource() - Allocates a *test managed resource*.
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* @test: The test context object.
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* @init: a user supplied function to initialize the resource.
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* @free: a user supplied function to free the resource.
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* @internal_gfp: gfp to use for internal allocations, if unsure, use GFP_KERNEL
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* @context: for the user to pass in arbitrary data to the init function.
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*
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* Allocates a *test managed resource*, a resource which will automatically be
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* cleaned up at the end of a test case. See &struct kunit_resource for an
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* example.
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*
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* NOTE: KUnit needs to allocate memory for each kunit_resource object. You must
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* specify an @internal_gfp that is compatible with the use context of your
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* resource.
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*/
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static inline void *kunit_alloc_resource(struct kunit *test,
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kunit_resource_init_t init,
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kunit_resource_free_t free,
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gfp_t internal_gfp,
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void *context)
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{
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struct kunit_resource *res;
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res = kunit_alloc_and_get_resource(test, init, free, internal_gfp,
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context);
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if (res)
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return res->allocation;
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return NULL;
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}
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typedef bool (*kunit_resource_match_t)(struct kunit *test,
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const void *res,
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void *match_data);
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/**
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* kunit_resource_instance_match() - Match a resource with the same instance.
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* @test: Test case to which the resource belongs.
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* @res: The data stored in kunit_resource->allocation.
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* @match_data: The resource pointer to match against.
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*
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* An instance of kunit_resource_match_t that matches a resource whose
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* allocation matches @match_data.
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*/
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static inline bool kunit_resource_instance_match(struct kunit *test,
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const void *res,
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void *match_data)
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{
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return res == match_data;
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}
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/**
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* kunit_resource_destroy() - Find a kunit_resource and destroy it.
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* @test: Test case to which the resource belongs.
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* @match: Match function. Returns whether a given resource matches @match_data.
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* @free: Must match free on the kunit_resource to free.
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* @match_data: Data passed into @match.
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*
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* Free the latest kunit_resource of @test for which @free matches the
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* kunit_resource_free_t associated with the resource and for which @match
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* returns true.
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*
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* RETURNS:
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* 0 if kunit_resource is found and freed, -ENOENT if not found.
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*/
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int kunit_resource_destroy(struct kunit *test,
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kunit_resource_match_t match,
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kunit_resource_free_t free,
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void *match_data);
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/**
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* kunit_kmalloc() - Like kmalloc() except the allocation is *test managed*.
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* @test: The test context object.
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* @size: The size in bytes of the desired memory.
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* @gfp: flags passed to underlying kmalloc().
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*
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* Just like `kmalloc(...)`, except the allocation is managed by the test case
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* and is automatically cleaned up after the test case concludes. See &struct
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* kunit_resource for more information.
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*/
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void *kunit_kmalloc(struct kunit *test, size_t size, gfp_t gfp);
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/**
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* kunit_kfree() - Like kfree except for allocations managed by KUnit.
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* @test: The test case to which the resource belongs.
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* @ptr: The memory allocation to free.
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*/
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void kunit_kfree(struct kunit *test, const void *ptr);
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/**
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* kunit_kzalloc() - Just like kunit_kmalloc(), but zeroes the allocation.
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* @test: The test context object.
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* @size: The size in bytes of the desired memory.
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* @gfp: flags passed to underlying kmalloc().
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*
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* See kzalloc() and kunit_kmalloc() for more information.
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*/
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static inline void *kunit_kzalloc(struct kunit *test, size_t size, gfp_t gfp)
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{
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return kunit_kmalloc(test, size, gfp | __GFP_ZERO);
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}
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void kunit_cleanup(struct kunit *test);
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void __printf(3, 4) kunit_printk(const char *level,
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const struct kunit *test,
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const char *fmt, ...);
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/**
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* kunit_info() - Prints an INFO level message associated with @test.
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*
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* @test: The test context object.
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* @fmt: A printk() style format string.
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*
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* Prints an info level message associated with the test suite being run.
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* Takes a variable number of format parameters just like printk().
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*/
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#define kunit_info(test, fmt, ...) \
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kunit_printk(KERN_INFO, test, fmt, ##__VA_ARGS__)
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/**
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* kunit_warn() - Prints a WARN level message associated with @test.
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*
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* @test: The test context object.
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* @fmt: A printk() style format string.
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*
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* Prints a warning level message.
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*/
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#define kunit_warn(test, fmt, ...) \
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kunit_printk(KERN_WARNING, test, fmt, ##__VA_ARGS__)
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/**
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* kunit_err() - Prints an ERROR level message associated with @test.
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*
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* @test: The test context object.
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* @fmt: A printk() style format string.
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*
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* Prints an error level message.
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*/
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#define kunit_err(test, fmt, ...) \
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kunit_printk(KERN_ERR, test, fmt, ##__VA_ARGS__)
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/**
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* KUNIT_SUCCEED() - A no-op expectation. Only exists for code clarity.
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* @test: The test context object.
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*
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* The opposite of KUNIT_FAIL(), it is an expectation that cannot fail. In other
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* words, it does nothing and only exists for code clarity. See
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* KUNIT_EXPECT_TRUE() for more information.
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*/
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#define KUNIT_SUCCEED(test) do {} while (0)
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void kunit_do_assertion(struct kunit *test,
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struct kunit_assert *assert,
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bool pass,
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const char *fmt, ...);
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#define KUNIT_ASSERTION(test, pass, assert_class, INITIALIZER, fmt, ...) do { \
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struct assert_class __assertion = INITIALIZER; \
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kunit_do_assertion(test, \
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&__assertion.assert, \
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pass, \
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fmt, \
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##__VA_ARGS__); \
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} while (0)
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#define KUNIT_FAIL_ASSERTION(test, assert_type, fmt, ...) \
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KUNIT_ASSERTION(test, \
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false, \
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kunit_fail_assert, \
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KUNIT_INIT_FAIL_ASSERT_STRUCT(test, assert_type), \
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fmt, \
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##__VA_ARGS__)
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/**
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* KUNIT_FAIL() - Always causes a test to fail when evaluated.
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* @test: The test context object.
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* @fmt: an informational message to be printed when the assertion is made.
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* @...: string format arguments.
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*
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* The opposite of KUNIT_SUCCEED(), it is an expectation that always fails. In
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* other words, it always results in a failed expectation, and consequently
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* always causes the test case to fail when evaluated. See KUNIT_EXPECT_TRUE()
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* for more information.
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*/
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#define KUNIT_FAIL(test, fmt, ...) \
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KUNIT_FAIL_ASSERTION(test, \
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KUNIT_EXPECTATION, \
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fmt, \
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##__VA_ARGS__)
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#define KUNIT_UNARY_ASSERTION(test, \
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assert_type, \
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condition, \
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expected_true, \
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fmt, \
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...) \
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KUNIT_ASSERTION(test, \
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!!(condition) == !!expected_true, \
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kunit_unary_assert, \
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KUNIT_INIT_UNARY_ASSERT_STRUCT(test, \
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assert_type, \
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#condition, \
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expected_true), \
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fmt, \
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##__VA_ARGS__)
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#define KUNIT_TRUE_MSG_ASSERTION(test, assert_type, condition, fmt, ...) \
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KUNIT_UNARY_ASSERTION(test, \
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assert_type, \
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condition, \
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true, \
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fmt, \
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##__VA_ARGS__)
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#define KUNIT_TRUE_ASSERTION(test, assert_type, condition) \
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KUNIT_TRUE_MSG_ASSERTION(test, assert_type, condition, NULL)
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#define KUNIT_FALSE_MSG_ASSERTION(test, assert_type, condition, fmt, ...) \
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KUNIT_UNARY_ASSERTION(test, \
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assert_type, \
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condition, \
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false, \
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fmt, \
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##__VA_ARGS__)
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#define KUNIT_FALSE_ASSERTION(test, assert_type, condition) \
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KUNIT_FALSE_MSG_ASSERTION(test, assert_type, condition, NULL)
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/*
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* A factory macro for defining the assertions and expectations for the basic
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* comparisons defined for the built in types.
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*
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* Unfortunately, there is no common type that all types can be promoted to for
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* which all the binary operators behave the same way as for the actual types
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* (for example, there is no type that long long and unsigned long long can
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* both be cast to where the comparison result is preserved for all values). So
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* the best we can do is do the comparison in the original types and then coerce
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* everything to long long for printing; this way, the comparison behaves
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* correctly and the printed out value usually makes sense without
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* interpretation, but can always be interpreted to figure out the actual
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* value.
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*/
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#define KUNIT_BASE_BINARY_ASSERTION(test, \
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assert_class, \
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ASSERT_CLASS_INIT, \
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assert_type, \
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left, \
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op, \
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right, \
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fmt, \
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...) \
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do { \
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typeof(left) __left = (left); \
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typeof(right) __right = (right); \
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((void)__typecheck(__left, __right)); \
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\
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KUNIT_ASSERTION(test, \
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__left op __right, \
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assert_class, \
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ASSERT_CLASS_INIT(test, \
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assert_type, \
|
|
#op, \
|
|
#left, \
|
|
__left, \
|
|
#right, \
|
|
__right), \
|
|
fmt, \
|
|
##__VA_ARGS__); \
|
|
} while (0)
|
|
|
|
#define KUNIT_BASE_EQ_MSG_ASSERTION(test, \
|
|
assert_class, \
|
|
ASSERT_CLASS_INIT, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
...) \
|
|
KUNIT_BASE_BINARY_ASSERTION(test, \
|
|
assert_class, \
|
|
ASSERT_CLASS_INIT, \
|
|
assert_type, \
|
|
left, ==, right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
#define KUNIT_BASE_NE_MSG_ASSERTION(test, \
|
|
assert_class, \
|
|
ASSERT_CLASS_INIT, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
...) \
|
|
KUNIT_BASE_BINARY_ASSERTION(test, \
|
|
assert_class, \
|
|
ASSERT_CLASS_INIT, \
|
|
assert_type, \
|
|
left, !=, right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
#define KUNIT_BASE_LT_MSG_ASSERTION(test, \
|
|
assert_class, \
|
|
ASSERT_CLASS_INIT, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
...) \
|
|
KUNIT_BASE_BINARY_ASSERTION(test, \
|
|
assert_class, \
|
|
ASSERT_CLASS_INIT, \
|
|
assert_type, \
|
|
left, <, right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
#define KUNIT_BASE_LE_MSG_ASSERTION(test, \
|
|
assert_class, \
|
|
ASSERT_CLASS_INIT, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
...) \
|
|
KUNIT_BASE_BINARY_ASSERTION(test, \
|
|
assert_class, \
|
|
ASSERT_CLASS_INIT, \
|
|
assert_type, \
|
|
left, <=, right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
#define KUNIT_BASE_GT_MSG_ASSERTION(test, \
|
|
assert_class, \
|
|
ASSERT_CLASS_INIT, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
...) \
|
|
KUNIT_BASE_BINARY_ASSERTION(test, \
|
|
assert_class, \
|
|
ASSERT_CLASS_INIT, \
|
|
assert_type, \
|
|
left, >, right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
#define KUNIT_BASE_GE_MSG_ASSERTION(test, \
|
|
assert_class, \
|
|
ASSERT_CLASS_INIT, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
...) \
|
|
KUNIT_BASE_BINARY_ASSERTION(test, \
|
|
assert_class, \
|
|
ASSERT_CLASS_INIT, \
|
|
assert_type, \
|
|
left, >=, right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
#define KUNIT_BINARY_EQ_MSG_ASSERTION(test, assert_type, left, right, fmt, ...)\
|
|
KUNIT_BASE_EQ_MSG_ASSERTION(test, \
|
|
kunit_binary_assert, \
|
|
KUNIT_INIT_BINARY_ASSERT_STRUCT, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
#define KUNIT_BINARY_EQ_ASSERTION(test, assert_type, left, right) \
|
|
KUNIT_BINARY_EQ_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
NULL)
|
|
|
|
#define KUNIT_BINARY_PTR_EQ_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
...) \
|
|
KUNIT_BASE_EQ_MSG_ASSERTION(test, \
|
|
kunit_binary_ptr_assert, \
|
|
KUNIT_INIT_BINARY_PTR_ASSERT_STRUCT, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
#define KUNIT_BINARY_PTR_EQ_ASSERTION(test, assert_type, left, right) \
|
|
KUNIT_BINARY_PTR_EQ_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
NULL)
|
|
|
|
#define KUNIT_BINARY_NE_MSG_ASSERTION(test, assert_type, left, right, fmt, ...)\
|
|
KUNIT_BASE_NE_MSG_ASSERTION(test, \
|
|
kunit_binary_assert, \
|
|
KUNIT_INIT_BINARY_ASSERT_STRUCT, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
#define KUNIT_BINARY_NE_ASSERTION(test, assert_type, left, right) \
|
|
KUNIT_BINARY_NE_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
NULL)
|
|
|
|
#define KUNIT_BINARY_PTR_NE_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
...) \
|
|
KUNIT_BASE_NE_MSG_ASSERTION(test, \
|
|
kunit_binary_ptr_assert, \
|
|
KUNIT_INIT_BINARY_PTR_ASSERT_STRUCT, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
#define KUNIT_BINARY_PTR_NE_ASSERTION(test, assert_type, left, right) \
|
|
KUNIT_BINARY_PTR_NE_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
NULL)
|
|
|
|
#define KUNIT_BINARY_LT_MSG_ASSERTION(test, assert_type, left, right, fmt, ...)\
|
|
KUNIT_BASE_LT_MSG_ASSERTION(test, \
|
|
kunit_binary_assert, \
|
|
KUNIT_INIT_BINARY_ASSERT_STRUCT, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
#define KUNIT_BINARY_LT_ASSERTION(test, assert_type, left, right) \
|
|
KUNIT_BINARY_LT_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
NULL)
|
|
|
|
#define KUNIT_BINARY_PTR_LT_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
...) \
|
|
KUNIT_BASE_LT_MSG_ASSERTION(test, \
|
|
kunit_binary_ptr_assert, \
|
|
KUNIT_INIT_BINARY_PTR_ASSERT_STRUCT, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
#define KUNIT_BINARY_PTR_LT_ASSERTION(test, assert_type, left, right) \
|
|
KUNIT_BINARY_PTR_LT_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
NULL)
|
|
|
|
#define KUNIT_BINARY_LE_MSG_ASSERTION(test, assert_type, left, right, fmt, ...)\
|
|
KUNIT_BASE_LE_MSG_ASSERTION(test, \
|
|
kunit_binary_assert, \
|
|
KUNIT_INIT_BINARY_ASSERT_STRUCT, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
#define KUNIT_BINARY_LE_ASSERTION(test, assert_type, left, right) \
|
|
KUNIT_BINARY_LE_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
NULL)
|
|
|
|
#define KUNIT_BINARY_PTR_LE_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
...) \
|
|
KUNIT_BASE_LE_MSG_ASSERTION(test, \
|
|
kunit_binary_ptr_assert, \
|
|
KUNIT_INIT_BINARY_PTR_ASSERT_STRUCT, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
#define KUNIT_BINARY_PTR_LE_ASSERTION(test, assert_type, left, right) \
|
|
KUNIT_BINARY_PTR_LE_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
NULL)
|
|
|
|
#define KUNIT_BINARY_GT_MSG_ASSERTION(test, assert_type, left, right, fmt, ...)\
|
|
KUNIT_BASE_GT_MSG_ASSERTION(test, \
|
|
kunit_binary_assert, \
|
|
KUNIT_INIT_BINARY_ASSERT_STRUCT, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
#define KUNIT_BINARY_GT_ASSERTION(test, assert_type, left, right) \
|
|
KUNIT_BINARY_GT_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
NULL)
|
|
|
|
#define KUNIT_BINARY_PTR_GT_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
...) \
|
|
KUNIT_BASE_GT_MSG_ASSERTION(test, \
|
|
kunit_binary_ptr_assert, \
|
|
KUNIT_INIT_BINARY_PTR_ASSERT_STRUCT, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
#define KUNIT_BINARY_PTR_GT_ASSERTION(test, assert_type, left, right) \
|
|
KUNIT_BINARY_PTR_GT_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
NULL)
|
|
|
|
#define KUNIT_BINARY_GE_MSG_ASSERTION(test, assert_type, left, right, fmt, ...)\
|
|
KUNIT_BASE_GE_MSG_ASSERTION(test, \
|
|
kunit_binary_assert, \
|
|
KUNIT_INIT_BINARY_ASSERT_STRUCT, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
#define KUNIT_BINARY_GE_ASSERTION(test, assert_type, left, right) \
|
|
KUNIT_BINARY_GE_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
NULL)
|
|
|
|
#define KUNIT_BINARY_PTR_GE_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
...) \
|
|
KUNIT_BASE_GE_MSG_ASSERTION(test, \
|
|
kunit_binary_ptr_assert, \
|
|
KUNIT_INIT_BINARY_PTR_ASSERT_STRUCT, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
#define KUNIT_BINARY_PTR_GE_ASSERTION(test, assert_type, left, right) \
|
|
KUNIT_BINARY_PTR_GE_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
NULL)
|
|
|
|
#define KUNIT_BINARY_STR_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
op, \
|
|
right, \
|
|
fmt, \
|
|
...) \
|
|
do { \
|
|
typeof(left) __left = (left); \
|
|
typeof(right) __right = (right); \
|
|
\
|
|
KUNIT_ASSERTION(test, \
|
|
strcmp(__left, __right) op 0, \
|
|
kunit_binary_str_assert, \
|
|
KUNIT_INIT_BINARY_ASSERT_STRUCT(test, \
|
|
assert_type, \
|
|
#op, \
|
|
#left, \
|
|
__left, \
|
|
#right, \
|
|
__right), \
|
|
fmt, \
|
|
##__VA_ARGS__); \
|
|
} while (0)
|
|
|
|
#define KUNIT_BINARY_STR_EQ_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
...) \
|
|
KUNIT_BINARY_STR_ASSERTION(test, \
|
|
assert_type, \
|
|
left, ==, right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
#define KUNIT_BINARY_STR_EQ_ASSERTION(test, assert_type, left, right) \
|
|
KUNIT_BINARY_STR_EQ_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
NULL)
|
|
|
|
#define KUNIT_BINARY_STR_NE_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
...) \
|
|
KUNIT_BINARY_STR_ASSERTION(test, \
|
|
assert_type, \
|
|
left, !=, right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
#define KUNIT_BINARY_STR_NE_ASSERTION(test, assert_type, left, right) \
|
|
KUNIT_BINARY_STR_NE_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
left, \
|
|
right, \
|
|
NULL)
|
|
|
|
#define KUNIT_PTR_NOT_ERR_OR_NULL_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
ptr, \
|
|
fmt, \
|
|
...) \
|
|
do { \
|
|
typeof(ptr) __ptr = (ptr); \
|
|
\
|
|
KUNIT_ASSERTION(test, \
|
|
!IS_ERR_OR_NULL(__ptr), \
|
|
kunit_ptr_not_err_assert, \
|
|
KUNIT_INIT_PTR_NOT_ERR_STRUCT(test, \
|
|
assert_type, \
|
|
#ptr, \
|
|
__ptr), \
|
|
fmt, \
|
|
##__VA_ARGS__); \
|
|
} while (0)
|
|
|
|
#define KUNIT_PTR_NOT_ERR_OR_NULL_ASSERTION(test, assert_type, ptr) \
|
|
KUNIT_PTR_NOT_ERR_OR_NULL_MSG_ASSERTION(test, \
|
|
assert_type, \
|
|
ptr, \
|
|
NULL)
|
|
|
|
/**
|
|
* KUNIT_EXPECT_TRUE() - Causes a test failure when the expression is not true.
|
|
* @test: The test context object.
|
|
* @condition: an arbitrary boolean expression. The test fails when this does
|
|
* not evaluate to true.
|
|
*
|
|
* This and expectations of the form `KUNIT_EXPECT_*` will cause the test case
|
|
* to fail when the specified condition is not met; however, it will not prevent
|
|
* the test case from continuing to run; this is otherwise known as an
|
|
* *expectation failure*.
|
|
*/
|
|
#define KUNIT_EXPECT_TRUE(test, condition) \
|
|
KUNIT_TRUE_ASSERTION(test, KUNIT_EXPECTATION, condition)
|
|
|
|
#define KUNIT_EXPECT_TRUE_MSG(test, condition, fmt, ...) \
|
|
KUNIT_TRUE_MSG_ASSERTION(test, \
|
|
KUNIT_EXPECTATION, \
|
|
condition, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
/**
|
|
* KUNIT_EXPECT_FALSE() - Makes a test failure when the expression is not false.
|
|
* @test: The test context object.
|
|
* @condition: an arbitrary boolean expression. The test fails when this does
|
|
* not evaluate to false.
|
|
*
|
|
* Sets an expectation that @condition evaluates to false. See
|
|
* KUNIT_EXPECT_TRUE() for more information.
|
|
*/
|
|
#define KUNIT_EXPECT_FALSE(test, condition) \
|
|
KUNIT_FALSE_ASSERTION(test, KUNIT_EXPECTATION, condition)
|
|
|
|
#define KUNIT_EXPECT_FALSE_MSG(test, condition, fmt, ...) \
|
|
KUNIT_FALSE_MSG_ASSERTION(test, \
|
|
KUNIT_EXPECTATION, \
|
|
condition, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
/**
|
|
* KUNIT_EXPECT_EQ() - Sets an expectation that @left and @right are equal.
|
|
* @test: The test context object.
|
|
* @left: an arbitrary expression that evaluates to a primitive C type.
|
|
* @right: an arbitrary expression that evaluates to a primitive C type.
|
|
*
|
|
* Sets an expectation that the values that @left and @right evaluate to are
|
|
* equal. This is semantically equivalent to
|
|
* KUNIT_EXPECT_TRUE(@test, (@left) == (@right)). See KUNIT_EXPECT_TRUE() for
|
|
* more information.
|
|
*/
|
|
#define KUNIT_EXPECT_EQ(test, left, right) \
|
|
KUNIT_BINARY_EQ_ASSERTION(test, KUNIT_EXPECTATION, left, right)
|
|
|
|
#define KUNIT_EXPECT_EQ_MSG(test, left, right, fmt, ...) \
|
|
KUNIT_BINARY_EQ_MSG_ASSERTION(test, \
|
|
KUNIT_EXPECTATION, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
/**
|
|
* KUNIT_EXPECT_PTR_EQ() - Expects that pointers @left and @right are equal.
|
|
* @test: The test context object.
|
|
* @left: an arbitrary expression that evaluates to a pointer.
|
|
* @right: an arbitrary expression that evaluates to a pointer.
|
|
*
|
|
* Sets an expectation that the values that @left and @right evaluate to are
|
|
* equal. This is semantically equivalent to
|
|
* KUNIT_EXPECT_TRUE(@test, (@left) == (@right)). See KUNIT_EXPECT_TRUE() for
|
|
* more information.
|
|
*/
|
|
#define KUNIT_EXPECT_PTR_EQ(test, left, right) \
|
|
KUNIT_BINARY_PTR_EQ_ASSERTION(test, \
|
|
KUNIT_EXPECTATION, \
|
|
left, \
|
|
right)
|
|
|
|
#define KUNIT_EXPECT_PTR_EQ_MSG(test, left, right, fmt, ...) \
|
|
KUNIT_BINARY_PTR_EQ_MSG_ASSERTION(test, \
|
|
KUNIT_EXPECTATION, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
/**
|
|
* KUNIT_EXPECT_NE() - An expectation that @left and @right are not equal.
|
|
* @test: The test context object.
|
|
* @left: an arbitrary expression that evaluates to a primitive C type.
|
|
* @right: an arbitrary expression that evaluates to a primitive C type.
|
|
*
|
|
* Sets an expectation that the values that @left and @right evaluate to are not
|
|
* equal. This is semantically equivalent to
|
|
* KUNIT_EXPECT_TRUE(@test, (@left) != (@right)). See KUNIT_EXPECT_TRUE() for
|
|
* more information.
|
|
*/
|
|
#define KUNIT_EXPECT_NE(test, left, right) \
|
|
KUNIT_BINARY_NE_ASSERTION(test, KUNIT_EXPECTATION, left, right)
|
|
|
|
#define KUNIT_EXPECT_NE_MSG(test, left, right, fmt, ...) \
|
|
KUNIT_BINARY_NE_MSG_ASSERTION(test, \
|
|
KUNIT_EXPECTATION, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
/**
|
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* KUNIT_EXPECT_PTR_NE() - Expects that pointers @left and @right are not equal.
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* @test: The test context object.
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* @left: an arbitrary expression that evaluates to a pointer.
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* @right: an arbitrary expression that evaluates to a pointer.
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*
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* Sets an expectation that the values that @left and @right evaluate to are not
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* equal. This is semantically equivalent to
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* KUNIT_EXPECT_TRUE(@test, (@left) != (@right)). See KUNIT_EXPECT_TRUE() for
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* more information.
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*/
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#define KUNIT_EXPECT_PTR_NE(test, left, right) \
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KUNIT_BINARY_PTR_NE_ASSERTION(test, \
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KUNIT_EXPECTATION, \
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left, \
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right)
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#define KUNIT_EXPECT_PTR_NE_MSG(test, left, right, fmt, ...) \
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KUNIT_BINARY_PTR_NE_MSG_ASSERTION(test, \
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KUNIT_EXPECTATION, \
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left, \
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right, \
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fmt, \
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##__VA_ARGS__)
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|
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/**
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* KUNIT_EXPECT_LT() - An expectation that @left is less than @right.
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* @test: The test context object.
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* @left: an arbitrary expression that evaluates to a primitive C type.
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* @right: an arbitrary expression that evaluates to a primitive C type.
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|
*
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* Sets an expectation that the value that @left evaluates to is less than the
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* value that @right evaluates to. This is semantically equivalent to
|
|
* KUNIT_EXPECT_TRUE(@test, (@left) < (@right)). See KUNIT_EXPECT_TRUE() for
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* more information.
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*/
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#define KUNIT_EXPECT_LT(test, left, right) \
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KUNIT_BINARY_LT_ASSERTION(test, KUNIT_EXPECTATION, left, right)
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#define KUNIT_EXPECT_LT_MSG(test, left, right, fmt, ...) \
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KUNIT_BINARY_LT_MSG_ASSERTION(test, \
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KUNIT_EXPECTATION, \
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|
left, \
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|
right, \
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|
fmt, \
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|
##__VA_ARGS__)
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|
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/**
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|
* KUNIT_EXPECT_LE() - Expects that @left is less than or equal to @right.
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* @test: The test context object.
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* @left: an arbitrary expression that evaluates to a primitive C type.
|
|
* @right: an arbitrary expression that evaluates to a primitive C type.
|
|
*
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|
* Sets an expectation that the value that @left evaluates to is less than or
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|
* equal to the value that @right evaluates to. Semantically this is equivalent
|
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* to KUNIT_EXPECT_TRUE(@test, (@left) <= (@right)). See KUNIT_EXPECT_TRUE() for
|
|
* more information.
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|
*/
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|
#define KUNIT_EXPECT_LE(test, left, right) \
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KUNIT_BINARY_LE_ASSERTION(test, KUNIT_EXPECTATION, left, right)
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|
|
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#define KUNIT_EXPECT_LE_MSG(test, left, right, fmt, ...) \
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KUNIT_BINARY_LE_MSG_ASSERTION(test, \
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|
KUNIT_EXPECTATION, \
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|
left, \
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|
right, \
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|
fmt, \
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|
##__VA_ARGS__)
|
|
|
|
/**
|
|
* KUNIT_EXPECT_GT() - An expectation that @left is greater than @right.
|
|
* @test: The test context object.
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|
* @left: an arbitrary expression that evaluates to a primitive C type.
|
|
* @right: an arbitrary expression that evaluates to a primitive C type.
|
|
*
|
|
* Sets an expectation that the value that @left evaluates to is greater than
|
|
* the value that @right evaluates to. This is semantically equivalent to
|
|
* KUNIT_EXPECT_TRUE(@test, (@left) > (@right)). See KUNIT_EXPECT_TRUE() for
|
|
* more information.
|
|
*/
|
|
#define KUNIT_EXPECT_GT(test, left, right) \
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KUNIT_BINARY_GT_ASSERTION(test, KUNIT_EXPECTATION, left, right)
|
|
|
|
#define KUNIT_EXPECT_GT_MSG(test, left, right, fmt, ...) \
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|
KUNIT_BINARY_GT_MSG_ASSERTION(test, \
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|
KUNIT_EXPECTATION, \
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|
left, \
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|
right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
/**
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|
* KUNIT_EXPECT_GE() - Expects that @left is greater than or equal to @right.
|
|
* @test: The test context object.
|
|
* @left: an arbitrary expression that evaluates to a primitive C type.
|
|
* @right: an arbitrary expression that evaluates to a primitive C type.
|
|
*
|
|
* Sets an expectation that the value that @left evaluates to is greater than
|
|
* the value that @right evaluates to. This is semantically equivalent to
|
|
* KUNIT_EXPECT_TRUE(@test, (@left) >= (@right)). See KUNIT_EXPECT_TRUE() for
|
|
* more information.
|
|
*/
|
|
#define KUNIT_EXPECT_GE(test, left, right) \
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|
KUNIT_BINARY_GE_ASSERTION(test, KUNIT_EXPECTATION, left, right)
|
|
|
|
#define KUNIT_EXPECT_GE_MSG(test, left, right, fmt, ...) \
|
|
KUNIT_BINARY_GE_MSG_ASSERTION(test, \
|
|
KUNIT_EXPECTATION, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
/**
|
|
* KUNIT_EXPECT_STREQ() - Expects that strings @left and @right are equal.
|
|
* @test: The test context object.
|
|
* @left: an arbitrary expression that evaluates to a null terminated string.
|
|
* @right: an arbitrary expression that evaluates to a null terminated string.
|
|
*
|
|
* Sets an expectation that the values that @left and @right evaluate to are
|
|
* equal. This is semantically equivalent to
|
|
* KUNIT_EXPECT_TRUE(@test, !strcmp((@left), (@right))). See KUNIT_EXPECT_TRUE()
|
|
* for more information.
|
|
*/
|
|
#define KUNIT_EXPECT_STREQ(test, left, right) \
|
|
KUNIT_BINARY_STR_EQ_ASSERTION(test, KUNIT_EXPECTATION, left, right)
|
|
|
|
#define KUNIT_EXPECT_STREQ_MSG(test, left, right, fmt, ...) \
|
|
KUNIT_BINARY_STR_EQ_MSG_ASSERTION(test, \
|
|
KUNIT_EXPECTATION, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
/**
|
|
* KUNIT_EXPECT_STRNEQ() - Expects that strings @left and @right are not equal.
|
|
* @test: The test context object.
|
|
* @left: an arbitrary expression that evaluates to a null terminated string.
|
|
* @right: an arbitrary expression that evaluates to a null terminated string.
|
|
*
|
|
* Sets an expectation that the values that @left and @right evaluate to are
|
|
* not equal. This is semantically equivalent to
|
|
* KUNIT_EXPECT_TRUE(@test, strcmp((@left), (@right))). See KUNIT_EXPECT_TRUE()
|
|
* for more information.
|
|
*/
|
|
#define KUNIT_EXPECT_STRNEQ(test, left, right) \
|
|
KUNIT_BINARY_STR_NE_ASSERTION(test, KUNIT_EXPECTATION, left, right)
|
|
|
|
#define KUNIT_EXPECT_STRNEQ_MSG(test, left, right, fmt, ...) \
|
|
KUNIT_BINARY_STR_NE_MSG_ASSERTION(test, \
|
|
KUNIT_EXPECTATION, \
|
|
left, \
|
|
right, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
/**
|
|
* KUNIT_EXPECT_NOT_ERR_OR_NULL() - Expects that @ptr is not null and not err.
|
|
* @test: The test context object.
|
|
* @ptr: an arbitrary pointer.
|
|
*
|
|
* Sets an expectation that the value that @ptr evaluates to is not null and not
|
|
* an errno stored in a pointer. This is semantically equivalent to
|
|
* KUNIT_EXPECT_TRUE(@test, !IS_ERR_OR_NULL(@ptr)). See KUNIT_EXPECT_TRUE() for
|
|
* more information.
|
|
*/
|
|
#define KUNIT_EXPECT_NOT_ERR_OR_NULL(test, ptr) \
|
|
KUNIT_PTR_NOT_ERR_OR_NULL_ASSERTION(test, KUNIT_EXPECTATION, ptr)
|
|
|
|
#define KUNIT_EXPECT_NOT_ERR_OR_NULL_MSG(test, ptr, fmt, ...) \
|
|
KUNIT_PTR_NOT_ERR_OR_NULL_MSG_ASSERTION(test, \
|
|
KUNIT_EXPECTATION, \
|
|
ptr, \
|
|
fmt, \
|
|
##__VA_ARGS__)
|
|
|
|
#endif /* _KUNIT_TEST_H */
|