yield error if Command.workingDirectory doesn't exist

Otherwise some command might clutter the user's current
working dir.

Task-number: QBS-607
Change-Id: Id263481d1a615b9c66753e11b271441d4bd004b1
Reviewed-by: Christian Kandeler <christian.kandeler@digia.com>

3 files changed, 42 insertions, 0 deletions

diff --git a/tests/auto/blackbox/testdata/erroneous/nonexistentWorkingDir/project.qbs b/tests/auto/blackbox/testdata/erroneous/nonexistentWorkingDir/project.qbs
new file mode 100644
index 000000000..db0b0d607
--- /dev/null
+++ b/tests/auto/blackbox/testdata/erroneous/nonexistentWorkingDir/project.qbs
@@ -0,0 +1,18 @@
+import qbs
+
+Application {
+    name: "kaputt"
+    Transformer {
+        Artifact {
+            fileName: "Stulle"
+            fileTags: ["nutritious"]
+        }
+        prepare: {
+            var cmd = new Command("ls");
+            cmd.workingDirectory = "/does/not/exist";
+            cmd.silent = true;
+            return [cmd];
+        }
+    }
+}
+
diff --git a/tests/auto/blackbox/tst_blackbox.cpp b/tests/auto/blackbox/tst_blackbox.cpp
index cc68a57d4..d185dbdde 100644
--- a/tests/auto/blackbox/tst_blackbox.cpp
+++ b/tests/auto/blackbox/tst_blackbox.cpp
@@ -1521,6 +1521,28 @@ void TestBlackbox::dynamicRuleOutputs()
     QVERIFY(!QFile::exists(sourceFile2));
 }
 
+void TestBlackbox::erroneousFiles_data()
+{
+    QTest::addColumn<QString>("errorMessage");
+    QTest::newRow("nonexistentWorkingDir")
+            << "The working directory '/does/not/exist' for process 'ls' is invalid.";
+}
+
+void TestBlackbox::erroneousFiles()
+{
+    QFETCH(QString, errorMessage);
+    QDir::setCurrent(testDataDir + "/erroneous/" + QTest::currentDataTag());
+    QbsRunParameters params;
+    params.expectFailure = true;
+    QVERIFY(runQbs(params) != 0);
+    QString err = QString::fromLocal8Bit(m_qbsStderr);
+    if (!err.contains(errorMessage)) {
+        qDebug() << "Output:  " << err;
+        qDebug() << "Expected: " << errorMessage;
+        QFAIL("Unexpected error message.");
+    }
+}
+
 void TestBlackbox::explicitlyDependsOn()
 {
     QDir::setCurrent(testDataDir + "/explicitlyDependsOn");
diff --git a/tests/auto/blackbox/tst_blackbox.h b/tests/auto/blackbox/tst_blackbox.h
index 87008e266..7a52a9bd3 100644
--- a/tests/auto/blackbox/tst_blackbox.h
+++ b/tests/auto/blackbox/tst_blackbox.h
@@ -113,6 +113,8 @@ private slots:
     void duplicateProductNames_data();
     void dynamicLibs();
     void dynamicRuleOutputs();
+    void erroneousFiles_data();
+    void erroneousFiles();
     void explicitlyDependsOn();
     void fileDependencies();
     void jsExtensionsFile();