Integrate testcocoon support into Qt build system.

To instrument a Qt application or library with the TestCocoon coverage
tool, do `CONFIG+=testcocoon' in the application .pro file.

To instrument Qt itself with testcocoon, use the `-testcocoon' configure
option.

Change-Id: Ie77109a078d11ea51f7a073621e0df9c752c44ae
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@nokia.com>
Reviewed-by: Rohan McGovern <rohan.mcgovern@nokia.com>

1 files changed, 33 insertions, 0 deletions

diff --git a/src/testlib/qtestcase.cpp b/src/testlib/qtestcase.cpp
index 4e0205ccbc..f01c588e6d 100644
--- a/src/testlib/qtestcase.cpp
+++ b/src/testlib/qtestcase.cpp
@@ -857,6 +857,35 @@ QT_BEGIN_NAMESPACE
     QTouchEventSequence is called (ie when the object returned runs out of scope).
 */
 
+static void installCoverageTool(const char * appname, const char * testname)
+{
+#ifdef __COVERAGESCANNER__
+    // Install Coverage Tool
+    __coveragescanner_install(appname);
+    __coveragescanner_testname(testname);
+    __coveragescanner_clear();
+#else
+    Q_UNUSED(appname);
+    Q_UNUSED(testname);
+#endif
+}
+
+static void saveCoverageTool(const char * appname, bool testfailed)
+{
+#ifdef __COVERAGESCANNER__
+    // install again to make sure the filename is correct.
+    // without this, a plugin or similar may have changed the filename.
+    __coveragescanner_install(appname);
+    __coveragescanner_teststate(testfailed ? "FAILED" : "PASSED");
+    __coveragescanner_save();
+    __coveragescanner_testname("");
+    __coveragescanner_clear();
+#else
+    Q_UNUSED(appname);
+    Q_UNUSED(testfailed);
+#endif
+}
+
 namespace QTest
 {
     static QObject *currentTestObject = 0;
@@ -1904,6 +1933,8 @@ int QTest::qExec(QObject *testObject, int argc, char **argv)
     const QMetaObject *metaObject = testObject->metaObject();
     QTEST_ASSERT(metaObject);
 
+    installCoverageTool(argv[0], metaObject->className());
+
     QTestResult::setCurrentTestObject(metaObject->className());
     qtest_qParseArgs(argc, argv, false);
 #ifdef QTESTLIB_USE_VALGRIND
@@ -1954,6 +1985,8 @@ int QTest::qExec(QObject *testObject, int argc, char **argv)
      }
 #endif
 
+     saveCoverageTool(argv[0], QTestResult::failCount());
+
 #ifdef QTESTLIB_USE_VALGRIND
     if (QBenchmarkGlobalData::current->mode() == QBenchmarkGlobalData::CallgrindParentProcess)
         return callgrindChildExitCode;