Clang: Add clang query

Clang query is mechanism to use AST matcher to search for code. Think
about regular expression but in the context of AST. So you get a semantic
search tool for C++.

Change-Id: I72e882c5b53a0c52f352a3664847c4c3e4f6fc2e
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>

1 files changed, 22 insertions, 1 deletions

diff --git a/tests/unit/unittest/refactoringengine-test.cpp b/tests/unit/unittest/refactoringengine-test.cpp
index e295ac34f1..e42d555829 100644
--- a/tests/unit/unittest/refactoringengine-test.cpp
+++ b/tests/unit/unittest/refactoringengine-test.cpp
@@ -32,7 +32,9 @@
 #include <refactoringengine.h>
 
 #include <requestsourcelocationforrenamingmessage.h>
+#include <requestsourcerangesanddiagnosticsforquerymessage.h>
 #include <sourcelocationsforrenamingmessage.h>
+#include <sourcerangesanddiagnosticsforquerymessage.h>
 
 #include <cpptools/projectpart.h>
 
@@ -66,7 +68,7 @@ protected:
     QTextCursor cursor{&textDocument};
     QString qStringFilePath{QStringLiteral("/home/user/file.cpp")};
     Utils::FileName filePath{Utils::FileName::fromString(qStringFilePath)};
-    ClangBackEnd::FilePath clangBackEndFilePath{"/home/user", "file.cpp"};
+    ClangBackEnd::FilePath clangBackEndFilePath{qStringFilePath};
     SmallStringVector commandLine;
     CppTools::ProjectPart::Ptr projectPart;
     CppTools::ProjectFile projectFile{qStringFilePath, CppTools::ProjectFile::CXXSource};
@@ -97,6 +99,25 @@ TEST_F(RefactoringEngine, AfterSendRequestSourceLocationsForRenamingMessageIsUnu
     ASSERT_FALSE(engine.isUsable());
 }
 
+TEST_F(RefactoringEngine, EngineIsNotUsableForUnusableServer)
+{
+    ASSERT_FALSE(engine.isUsable());
+}
+
+TEST_F(RefactoringEngine, EngineIsUsableForUsableServer)
+{
+    mockRefactoringServer.setUsable(true);
+
+    ASSERT_TRUE(engine.isUsable());
+}
+
+TEST_F(RefactoringEngine, ServerIsUsableForUsableEngine)
+{
+    engine.setUsable(true);
+
+    ASSERT_TRUE(mockRefactoringServer.isUsable());
+}
+
 RefactoringEngine::RefactoringEngine()
     : engine(mockRefactoringServer, mockRefactoringClient)
 {