diff options
Diffstat (limited to 'lib/kunit/assert.c')
| -rw-r--r-- | lib/kunit/assert.c | 39 |
1 files changed, 33 insertions, 6 deletions
diff --git a/lib/kunit/assert.c b/lib/kunit/assert.c index 33acdaa28a7d..e0ec7d6fed6f 100644 --- a/lib/kunit/assert.c +++ b/lib/kunit/assert.c @@ -85,6 +85,29 @@ void kunit_ptr_not_err_assert_format(const struct kunit_assert *assert, } EXPORT_SYMBOL_GPL(kunit_ptr_not_err_assert_format); +/* Checks if `text` is a literal representing `value`, e.g. "5" and 5 */ +static bool is_literal(struct kunit *test, const char *text, long long value, + gfp_t gfp) +{ + char *buffer; + int len; + bool ret; + + len = snprintf(NULL, 0, "%lld", value); + if (strlen(text) != len) + return false; + + buffer = kunit_kmalloc(test, len+1, gfp); + if (!buffer) + return false; + + snprintf(buffer, len+1, "%lld", value); + ret = strncmp(buffer, text, len) == 0; + + kunit_kfree(test, buffer); + return ret; +} + void kunit_binary_assert_format(const struct kunit_assert *assert, struct string_stream *stream) { @@ -97,12 +120,16 @@ void kunit_binary_assert_format(const struct kunit_assert *assert, binary_assert->left_text, binary_assert->operation, binary_assert->right_text); - string_stream_add(stream, KUNIT_SUBSUBTEST_INDENT "%s == %lld\n", - binary_assert->left_text, - binary_assert->left_value); - string_stream_add(stream, KUNIT_SUBSUBTEST_INDENT "%s == %lld", - binary_assert->right_text, - binary_assert->right_value); + if (!is_literal(stream->test, binary_assert->left_text, + binary_assert->left_value, stream->gfp)) + string_stream_add(stream, KUNIT_SUBSUBTEST_INDENT "%s == %lld\n", + binary_assert->left_text, + binary_assert->left_value); + if (!is_literal(stream->test, binary_assert->right_text, + binary_assert->right_value, stream->gfp)) + string_stream_add(stream, KUNIT_SUBSUBTEST_INDENT "%s == %lld", + binary_assert->right_text, + binary_assert->right_value); kunit_assert_print_msg(assert, stream); } EXPORT_SYMBOL_GPL(kunit_binary_assert_format); |