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fixed #13859 - added test for toomanyconfigs #7898

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Merged
merged 1 commit into from
Oct 20, 2025
Merged

fixed #13859 - added test for toomanyconfigs #7898

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30 changes: 30 additions & 0 deletions test/testcppcheck.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -81,6 +81,7 @@ class TestCppcheck : public TestFixture {
TEST_CASE(getDumpFileContentsRawTokens);
TEST_CASE(getDumpFileContentsLibrary);
TEST_CASE(premiumResultsCache);
TEST_CASE(toomanyconfigs);
}

void getErrorMessages() const {
Expand Down Expand Up @@ -556,6 +557,35 @@ class TestCppcheck : public TestFixture {
ASSERT(hash1 != hash2);
}

void toomanyconfigs() const
{
ScopedFile test_file_a("a.c",
"#if DEF_1\n"
"#endif\n"
"#if DEF_2\n"
"#endif\n"
"#if DEF_3\n"
"#endif");

// this is the "simple" format
const auto s = dinit(Settings,
$.templateFormat = templateFormat, // TODO: remove when we only longer rely on toString() in unique message handling
$.severity.enable (Severity::information);
$.maxConfigs = 2);
Suppressions supprs;
ErrorLogger2 errorLogger;
CppCheck cppcheck(s, supprs, errorLogger, false, {});
ASSERT_EQUALS(1, cppcheck.check(FileWithDetails(test_file_a.path(), Path::identify(test_file_a.path(), false), 0)));
// TODO: how to properly disable these warnings?
errorLogger.errmsgs.erase(std::remove_if(errorLogger.errmsgs.begin(), errorLogger.errmsgs.end(), [](const ErrorMessage& msg) {
return msg.id == "logChecker";
}), errorLogger.errmsgs.end());
// the internal errorlist is cleared after each check() call
ASSERT_EQUALS(1, errorLogger.errmsgs.size());
const auto it = errorLogger.errmsgs.cbegin();
ASSERT_EQUALS("a.c:0:0: information: Too many #ifdef configurations - cppcheck only checks 2 of 4 configurations. Use --force to check all configurations. [toomanyconfigs]", it->toString(false, templateFormat, ""));
}

// TODO: test suppressions
// TODO: test all with FS
};
Expand Down