Refactor canvas item unit tests

Change-Id: I99ba84889ce360d2def27834f15af43c2bdf29bc
Reviewed-by: Michael Brasser <michael.brasser@nokia.com>

1 files changed, 46 insertions, 0 deletions

diff --git a/tests/auto/quick/qquickcanvasitem/data/CanvasTestCase.qml b/tests/auto/quick/qquickcanvasitem/data/CanvasTestCase.qml
new file mode 100644
index 0000000000..4aae317a7a
--- /dev/null
+++ b/tests/auto/quick/qquickcanvasitem/data/CanvasTestCase.qml
@@ -0,0 +1,46 @@
+import QtQuick 2.0
+import QtTest 1.0
+
+TestCase {
+  id:testCase
+  when:windowShown
+  width:100
+  height:100
+  property Component component:CanvasComponent{}
+  function cleanupTestCase() {
+    wait(100) //wait for a short while to make sure no leaked textures
+  }
+  function testData(type) {
+    if (type === "2d")
+      return [
+             { tag:"image threaded", properties:{width:100, height:100, renderTarget:Canvas.Image, renderStrategy:Canvas.Threaded}}
+             //TODO: Enable the followings later
+             //{ tag:"image cooperative", properties:{width:100, height:100, renderTarget:Canvas.Image, renderStrategy:Canvas.Cooperative}},
+             //{ tag:"image immediate", properties:{width:100, height:100, renderTarget:Canvas.Image, renderStrategy:Canvas.Immediate}},
+             //{ tag:"fbo cooperative", properties:{width:100, height:100, renderTarget:Canvas.FramebufferObject, renderStrategy:Canvas.Cooperative}},
+             //{ tag:"fbo immediate", properties:{width:100, height:100, renderTarget:Canvas.FramebufferObject, renderStrategy:Canvas.Immediate}},
+             //{ tag:"fbo threaded", properties:{width:100, height:100, renderTarget:Canvas.FramebufferObject, renderStrategy:Canvas.Threaded}}
+           ];
+     return [];
+  }
+
+  function createCanvasObject(data) {
+    return component.createObject(testCase, data.properties);
+  }
+
+  function comparePixel(ctx,x,y,r,g,b,a, d)
+  {
+    var c = ctx.getImageData(x,y,1,1).data;
+    if (d === undefined)
+      d = 0;
+    r = Math.round(r);
+    g = Math.round(g);
+    b = Math.round(b);
+    a = Math.round(a);
+
+    var notSame = Math.abs(c[0]-r)>d || Math.abs(c[1]-g)>d || Math.abs(c[2]-b)>d || Math.abs(c[3]-a)>d;
+    if (notSame)
+      qtest_fail('Pixel compare fail:\nactual  :[' + c[0]+','+c[1]+','+c[2]+','+c[3] + ']\nexpected:['+r+','+g+','+b+','+a+'] +/- '+d, 1);
+  }
+
+}
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