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Fix test.

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This commit is contained in:
Victor Zverovich 2014-04-30 10:46:12 -07:00
parent 8f06746051
commit c8e2b474e8
1 changed files with 11 additions and 4 deletions
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15
format-test.cc
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@ -254,14 +254,21 @@ TEST(UtilTest, StrError) {
char buffer[BUFFER_SIZE];
EXPECT_DEBUG_DEATH(StrError(EDOM, buffer, 0), "Assertion");
buffer[0] = 'x';
const char *message = StrError(-1, buffer, 1);
#ifdef _GNU_SOURCE
// Use invalid error code to make sure that StrError returns an error
// message in the buffer rather than a pointer to a static string.
int error_code = -1;
#else
int error_code = EDOM;
#endif
const char *message = StrError(error_code, buffer, 1);
EXPECT_EQ(ERANGE, errno);
EXPECT_STREQ("", message);
message = StrError(-1, buffer, BUFFER_SIZE);
message = StrError(error_code, buffer, BUFFER_SIZE);
EXPECT_EQ(0, errno);
EXPECT_GE(BUFFER_SIZE - 1, std::strlen(message));
EXPECT_STREQ(strerror(-1), message);
message = StrError(-1, buffer, std::strlen(message));
EXPECT_STREQ(strerror(error_code), message);
message = StrError(error_code, buffer, std::strlen(message));
EXPECT_EQ(ERANGE, errno);
}