AutoTest: Fix flaky unit test

Since parsing and updating the tree model has been changed the
respective tests became flaky.

Change-Id: I82fcde51493bc86e2315018b21e9bacd8e8409a9
Reviewed-by: David Schulz <david.schulz@theqtcompany.com>

src/plugins/autotest/autotestunittests.cpp

@@ -96,7 +96,9 @@ void AutoTestUnitTests::testCodeParser()
     QVERIFY(projectInfo.isValid());
 
     QSignalSpy parserSpy(m_model->parser(), SIGNAL(parsingFinished()));
+    QSignalSpy modelUpdateSpy(m_model, SIGNAL(sweepingDone()));
     QVERIFY(parserSpy.wait(20000));
+    QVERIFY(modelUpdateSpy.wait());
 
     if (m_isQt4)
         expectedNamedQuickTestsCount = expectedUnnamedQuickTestsCount = 0;
@@ -148,7 +150,9 @@ void AutoTestUnitTests::testCodeParserSwitchStartup()
         QVERIFY(projectInfo.isValid());
 
         QSignalSpy parserSpy(m_model->parser(), SIGNAL(parsingFinished()));
+        QSignalSpy modelUpdateSpy(m_model, SIGNAL(sweepingDone()));
         QVERIFY(parserSpy.wait(20000));
+        QVERIFY(modelUpdateSpy.wait());
 
         QCOMPARE(m_model->autoTestsCount(), expectedAutoTestsCount.at(i));
         QCOMPARE(m_model->namedQuickTestsCount(),
@@ -198,7 +202,9 @@ void AutoTestUnitTests::testCodeParserGTest()
     QVERIFY(projectInfo.isValid());
 
     QSignalSpy parserSpy(m_model->parser(), SIGNAL(parsingFinished()));
+    QSignalSpy modelUpdateSpy(m_model, SIGNAL(sweepingDone()));
     QVERIFY(parserSpy.wait(20000));
+    QVERIFY(modelUpdateSpy.wait());
 
     QCOMPARE(m_model->gtestNamesCount(), 6);
 

src/plugins/autotest/testcodeparser.h

@@ -63,6 +63,10 @@ public:
     void setState(State state);
     State state() const { return m_parserState; }
     void setDirty() { m_dirty = true; }
+#ifdef WITH_TESTS
+    bool furtherParsingExpected() const
+    { return m_singleShotScheduled || m_fullUpdatePostponed || m_partialUpdatePostponed; }
+#endif
 
 signals:
     void aboutToPerformFullParse();

src/plugins/autotest/testtreemodel.cpp

@@ -569,6 +569,10 @@ void TestTreeModel::sweep()
     }
     if (hasChanged)
         emit testTreeModelChanged();
+#ifdef WITH_TESTS
+    if (m_parser->state() == TestCodeParser::Idle && !m_parser->furtherParsingExpected())
+        emit sweepingDone();
+#endif
 }
 
 QMap<QString, QString> TestTreeModel::testCaseNamesForFiles(QStringList files)

src/plugins/autotest/testtreemodel.h

@@ -85,6 +85,9 @@ public:
 
 signals:
     void testTreeModelChanged();
+#ifdef WITH_TESTS
+    void sweepingDone();
+#endif
 
 public slots: