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preprocessor: added todo testcase for detecting redundant preprocessor conditions

This commit is contained in:
Daniel Marjamäki 2009-08-12 20:28:43 +02:00
parent ad4ea01750
commit bcab694a74
1 changed files with 26 additions and 0 deletions
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26
test/testpreprocessor.cpp
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@ -346,6 +346,32 @@ private:
ASSERT_EQUALS("#if (AAA)\n#if (AAA)\n", actual);
}
void test7()
{
const char filedata[] = "#ifdef ABC\n"
"A\n"
"#ifdef ABC\n"
"B\n"
"#endif\n"
"#endif\n";
// Preprocess => actual result..
std::istringstream istr(filedata);
std::map<std::string, std::string> actual;
Preprocessor preprocessor;
errout.str("");
preprocessor.preprocess(istr, actual, "file.c");
// Make sure an error message is written..
ASSERT_EQUALS("", errout.str()); // no change?
TODO_ASSERT_EQUALS("[test.cpp:3]: this preprocessor condition is always true", errout.str());
// Compare results..
ASSERT_EQUALS("\n\n\n\n\n\n", actual[""]);
ASSERT_EQUALS("\nA\n\nB\n\n\n", actual["ABC"]);
ASSERT_EQUALS(2, static_cast<unsigned int>(actual.size()));
}
void includeguard()
{