| //===- unittests/Basic/DiagnosticTest.cpp -- Diagnostic engine tests ------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "clang/Basic/Diagnostic.h" |
| #include "clang/Basic/DiagnosticIDs.h" |
| #include "gtest/gtest.h" |
| |
| using namespace llvm; |
| using namespace clang; |
| |
| namespace { |
| |
| // Check that DiagnosticErrorTrap works with SuppressAllDiagnostics. |
| TEST(DiagnosticTest, suppressAndTrap) { |
| DiagnosticsEngine Diags(new DiagnosticIDs(), |
| new DiagnosticOptions, |
| new IgnoringDiagConsumer()); |
| Diags.setSuppressAllDiagnostics(true); |
| |
| { |
| DiagnosticErrorTrap trap(Diags); |
| |
| // Diag that would set UncompilableErrorOccurred and ErrorOccurred. |
| Diags.Report(diag::err_target_unknown_triple) << "unknown"; |
| |
| // Diag that would set UnrecoverableErrorOccurred and ErrorOccurred. |
| Diags.Report(diag::err_cannot_open_file) << "file" << "error"; |
| |
| // Diag that would set FatalErrorOccurred |
| // (via non-note following a fatal error). |
| Diags.Report(diag::warn_mt_message) << "warning"; |
| |
| EXPECT_TRUE(trap.hasErrorOccurred()); |
| EXPECT_TRUE(trap.hasUnrecoverableErrorOccurred()); |
| } |
| |
| EXPECT_FALSE(Diags.hasErrorOccurred()); |
| EXPECT_FALSE(Diags.hasFatalErrorOccurred()); |
| EXPECT_FALSE(Diags.hasUncompilableErrorOccurred()); |
| EXPECT_FALSE(Diags.hasUnrecoverableErrorOccurred()); |
| } |
| |
| // Check that SuppressAfterFatalError works as intended |
| TEST(DiagnosticTest, suppressAfterFatalError) { |
| for (unsigned Suppress = 0; Suppress != 2; ++Suppress) { |
| DiagnosticsEngine Diags(new DiagnosticIDs(), |
| new DiagnosticOptions, |
| new IgnoringDiagConsumer()); |
| Diags.setSuppressAfterFatalError(Suppress); |
| |
| // Diag that would set UnrecoverableErrorOccurred and ErrorOccurred. |
| Diags.Report(diag::err_cannot_open_file) << "file" << "error"; |
| |
| // Diag that would set FatalErrorOccurred |
| // (via non-note following a fatal error). |
| Diags.Report(diag::warn_mt_message) << "warning"; |
| |
| EXPECT_TRUE(Diags.hasErrorOccurred()); |
| EXPECT_TRUE(Diags.hasFatalErrorOccurred()); |
| EXPECT_TRUE(Diags.hasUncompilableErrorOccurred()); |
| EXPECT_TRUE(Diags.hasUnrecoverableErrorOccurred()); |
| |
| // The warning should be emitted and counted only if we're not suppressing |
| // after fatal errors. |
| EXPECT_EQ(Diags.getNumWarnings(), Suppress ? 0u : 1u); |
| } |
| } |
| |
| } |