From 31cd3fc08897206ef0ed8df5b4d835d71847393b Mon Sep 17 00:00:00 2001
From: Manuel Klimek <klimek@google.com>
Date: Tue, 12 Nov 2013 17:53:18 +0000
Subject: Add test for injecting diagnostic consumers into a ClangTool.

As suggested by pcc on 194226.

llvm-svn: 194494
---
 clang/unittests/Tooling/ToolingTest.cpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'clang/unittests/Tooling/ToolingTest.cpp')

diff --git a/clang/unittests/Tooling/ToolingTest.cpp b/clang/unittests/Tooling/ToolingTest.cpp
index 40360fb45e1..2afe9292f5f 100644
--- a/clang/unittests/Tooling/ToolingTest.cpp
+++ b/clang/unittests/Tooling/ToolingTest.cpp
@@ -321,5 +321,17 @@ TEST(ClangToolTest, InjectDiagnosticConsumer) {
   EXPECT_EQ(1u, Consumer.NumDiagnosticsSeen);
 }
 
+TEST(ClangToolTest, InjectDiagnosticConsumerInBuildASTs) {
+  FixedCompilationDatabase Compilations("/", std::vector<std::string>());
+  ClangTool Tool(Compilations, std::vector<std::string>(1, "/a.cc"));
+  Tool.mapVirtualFile("/a.cc", "int x = undeclared;");
+  TestDiagnosticConsumer Consumer;
+  Tool.setDiagnosticConsumer(&Consumer);
+  std::vector<ASTUnit*> ASTs;
+  Tool.buildASTs(ASTs);
+  EXPECT_EQ(1u, ASTs.size());
+  EXPECT_EQ(1u, Consumer.NumDiagnosticsSeen);
+}
+
 } // end namespace tooling
 } // end namespace clang
-- 
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