Take product type changes into account when change tracking.

This property is special: We cannot just test for relevance by
checking whether it is used in any transformers, because changing
it can cause new transformers to get pulled in.

Task-number: QBS-650
Change-Id: If18495b47c7238fc8a1256146f4e935ce9655b18
Reviewed-by: Joerg Bornemann <joerg.bornemann@digia.com>

1 files changed, 17 insertions, 0 deletions

diff --git a/tests/auto/blackbox/tst_blackbox.cpp b/tests/auto/blackbox/tst_blackbox.cpp
index e4ae5537f..7ec9d7378 100644
--- a/tests/auto/blackbox/tst_blackbox.cpp
+++ b/tests/auto/blackbox/tst_blackbox.cpp
@@ -503,6 +503,23 @@ void TestBlackbox::resolve_project_dry_run()
     QVERIFY2(!QFile::exists(buildGraphPath), qPrintable(buildGraphPath));
 }
 
+void TestBlackbox::typeChange()
+{
+    QDir::setCurrent(testDataDir + "/type-change");
+    QCOMPARE(runQbs(), 0);
+    QVERIFY2(!m_qbsStdout.contains("compiling"), m_qbsStdout.constData());
+    waitForNewTimestamp();
+    QFile projectFile("project.qbs");
+    QVERIFY2(projectFile.open(QIODevice::ReadWrite), qPrintable(projectFile.errorString()));
+    QByteArray content = projectFile.readAll();
+    content.replace("//", "");
+    projectFile.resize(0);
+    projectFile.write(content);
+    projectFile.close();
+    QCOMPARE(runQbs(), 0);
+    QVERIFY2(m_qbsStdout.contains("compiling"), m_qbsStdout.constData());
+}
+
 void TestBlackbox::usingsAsSoleInputsNonMultiplexed()
 {
     QDir::setCurrent(testDataDir + QLatin1String("/usings-as-sole-inputs-non-multiplexed"));