Changed qimagewriter unittest to work from install directory.

- Changed to use QFINDTESTDATA and TESTDATA
- skip testing permissions if test run as root user

Change-Id: I5b308789202b01bdd0d630af65775ae23bf0cc4c
Reviewed-by: Kurt Korbatits  <kurt.korbatits@nokia.com>
Reviewed-by: Rohan McGovern <rohan.mcgovern@nokia.com>
Reviewed-by: Jason McDonald <jason.mcdonald@nokia.com>

2 files changed, 25 insertions, 17 deletions

diff --git a/tests/auto/gui/image/qimagewriter/qimagewriter.pro b/tests/auto/gui/image/qimagewriter/qimagewriter.pro
index 10c950cf0a..78fb183b22 100644
--- a/tests/auto/gui/image/qimagewriter/qimagewriter.pro
+++ b/tests/auto/gui/image/qimagewriter/qimagewriter.pro
@@ -7,11 +7,4 @@ MOC_DIR=tmp
 win32-msvc:QMAKE_CXXFLAGS -= -Zm200
 win32-msvc:QMAKE_CXXFLAGS += -Zm800
 
-wince*: {
-   addFiles.files = images\\*.*
-   addFiles.path = images
-   DEPLOYMENT += addFiles
-   DEFINES += SRCDIR=\\\".\\\"
-} else {
-   DEFINES += SRCDIR=\\\"$$PWD\\\"
-}
+TESTDATA += images/*
diff --git a/tests/auto/gui/image/qimagewriter/tst_qimagewriter.cpp b/tests/auto/gui/image/qimagewriter/tst_qimagewriter.cpp
index 9acf210eeb..681dc87ae3 100644
--- a/tests/auto/gui/image/qimagewriter/tst_qimagewriter.cpp
+++ b/tests/auto/gui/image/qimagewriter/tst_qimagewriter.cpp
@@ -71,6 +71,7 @@ public:
 
 public slots:
     void init();
+    void initTestCase();
     void cleanup();
 
 private slots:
@@ -100,10 +101,10 @@ private slots:
     void resolution();
 
     void saveToTemporaryFile();
+private:
+    QString prefix;
 };
 
-static const QLatin1String prefix(SRCDIR "/images/");
-
 static void initializePadding(QImage *image)
 {
     int effectiveBytesPerLine = (image->width() * image->depth() + 7) / 8;
@@ -115,6 +116,13 @@ static void initializePadding(QImage *image)
     }
 }
 
+void tst_QImageWriter::initTestCase()
+{
+    prefix = QFINDTESTDATA("images/");
+    if (prefix.isEmpty())
+        QFAIL("Can't find images directory!");
+}
+
 // Testing get/set functions
 void tst_QImageWriter::getSetCheck()
 {
@@ -217,15 +225,22 @@ void tst_QImageWriter::writeImage()
     }
 
     {
-        // Shouldn't be able to write to read-only file
-        QFile sourceFile(prefix + "gen-" + fileName);
-        QFile::Permissions permissions = sourceFile.permissions();
-        QVERIFY(sourceFile.setPermissions(QFile::ReadOwner | QFile::ReadUser | QFile::ReadGroup | QFile::ReadOther));
+        bool skip = false;
+#if defined(Q_OS_UNIX)
+        if (::geteuid() == 0)
+            skip = true;
+#endif
+        if (!skip) {
+            // Shouldn't be able to write to read-only file
+            QFile sourceFile(prefix + "gen-" + fileName);
+            QFile::Permissions permissions = sourceFile.permissions();
+            QVERIFY(sourceFile.setPermissions(QFile::ReadOwner | QFile::ReadUser | QFile::ReadGroup | QFile::ReadOther));
 
-        QImageWriter writer(prefix + "gen-" + fileName, format);
-        QVERIFY(!writer.write(image));
+            QImageWriter writer(prefix + "gen-" + fileName, format);
+            QVERIFY(!writer.write(image));
 
-        QVERIFY(sourceFile.setPermissions(permissions));
+            QVERIFY(sourceFile.setPermissions(permissions));
+        }
     }
 
     QImage image2;