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authorDavid Gow <davidgow@google.com>2021-05-13 12:31:57 -0700
committerShuah Khan <skhan@linuxfoundation.org>2021-06-23 16:36:29 -0600
commit99a8e899fab95be3e6b66edf7b303a58f6997be4 (patch)
tree4b53d1a4b78602b4043b3de5036e7d717e8b4c3a /Documentation/dev-tools/kunit/usage.rst
parentkunit: Assign strings to 'const char*' in STREQ assertions (diff)
downloadlinux-dev-99a8e899fab95be3e6b66edf7b303a58f6997be4.tar.xz
linux-dev-99a8e899fab95be3e6b66edf7b303a58f6997be4.zip
Documentation: kunit: Clean up some string casts in examples
As the type checking is no longer excessively strict, get rid of the unsightly (char*) casts -- and comment discussing them -- from the KUnit usage page. Signed-off-by: David Gow <davidgow@google.com> Reviewed-by: Daniel Latypov <dlatypov@google.com> Acked-by: Brendan Higgins <brendanhiggins@google.com> Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
Diffstat (limited to 'Documentation/dev-tools/kunit/usage.rst')
-rw-r--r--Documentation/dev-tools/kunit/usage.rst7
1 files changed, 3 insertions, 4 deletions
diff --git a/Documentation/dev-tools/kunit/usage.rst b/Documentation/dev-tools/kunit/usage.rst
index 888c341701da..97c9a31919a6 100644
--- a/Documentation/dev-tools/kunit/usage.rst
+++ b/Documentation/dev-tools/kunit/usage.rst
@@ -465,10 +465,9 @@ fictitious example for ``sha1sum(1)``
.. code-block:: c
- /* Note: the cast is to satisfy overly strict type-checking. */
#define TEST_SHA1(in, want) \
sha1sum(in, out); \
- KUNIT_EXPECT_STREQ_MSG(test, (char *)out, want, "sha1sum(%s)", in);
+ KUNIT_EXPECT_STREQ_MSG(test, out, want, "sha1sum(%s)", in);
char out[40];
TEST_SHA1("hello world", "2aae6c35c94fcfb415dbe95f408b9ce91ee846ed");
@@ -507,7 +506,7 @@ In some cases, it can be helpful to write a *table-driven test* instead, e.g.
};
for (i = 0; i < ARRAY_SIZE(cases); ++i) {
sha1sum(cases[i].str, out);
- KUNIT_EXPECT_STREQ_MSG(test, (char *)out, cases[i].sha1,
+ KUNIT_EXPECT_STREQ_MSG(test, out, cases[i].sha1,
"sha1sum(%s)", cases[i].str);
}
@@ -568,7 +567,7 @@ Reusing the same ``cases`` array from above, we can write the test as a
struct sha1_test_case *test_param = (struct sha1_test_case *)(test->param_value);
sha1sum(test_param->str, out);
- KUNIT_EXPECT_STREQ_MSG(test, (char *)out, test_param->sha1,
+ KUNIT_EXPECT_STREQ_MSG(test, out, test_param->sha1,
"sha1sum(%s)", test_param->str);
}