1 files changed, 390 insertions, 0 deletions
diff --git a/tests/auto/qtquick2/qquickcanvasitem/data/tst_state.qml b/tests/auto/qtquick2/qquickcanvasitem/data/tst_state.qml
new file mode 100644
index 0000000000..8042cf6a1d
--- /dev/null
+++ b/tests/auto/qtquick2/qquickcanvasitem/data/tst_state.qml
@@ -0,0 +1,390 @@
+import QtQuick 2.0
+import QtTest 1.0
+import "testhelper.js" as Helper
+Canvas {
+   id:canvas; width:100;height:50; renderTarget: Canvas.Image
+   TestCase {
+       id:testCase
+       name: "state"; when: windowShown
+       function test_bitmap() {
+           var ctx = canvas.getContext('2d');
+           ctx.reset();
+           ctx.fillStyle = '#f00';
+           ctx.fillRect(0, 0, 100, 50);
+           ctx.save();
+           ctx.fillStyle = '#0f0';
+           ctx.fillRect(0, 0, 100, 50);
+           ctx.restore();
+           verify(Helper.comparePixel(ctx, 50,25, 0,255,0,255));
+      }
+       function test_clip() {
+           var ctx = canvas.getContext('2d');
+           ctx.reset();
+
+           ctx.fillStyle = '#f00';
+           ctx.fillRect(0, 0, 100, 50);
+           ctx.save();
+           ctx.rect(0, 0, 1, 1);
+           ctx.clip();
+           ctx.restore();
+           ctx.fillStyle = '#0f0';
+           ctx.fillRect(0, 0, 100, 50);
+           //verify(Helper.comparePixel(ctx, 50,25, 0,255,0,255));
+
+       }
+       function test_fillStyle() {
+           var ctx = canvas.getContext('2d');
+           ctx.reset();
+           // Test that restore() undoes any modifications
+           var old = ctx.fillStyle;
+           ctx.save();
+           ctx.fillStyle = "#ff0000";
+           ctx.restore();
+           compare(ctx.fillStyle, old);
+
+           // Also test that save() doesn't modify the values
+           ctx.fillStyle = "#ff0000";
+           old = ctx.fillStyle;
+               // we're not interested in failures caused by get(set(x)) != x (e.g.
+               // from rounding), so compare against 'old' instead of against "#ff0000"
+           ctx.save();
+           compare(ctx.fillStyle, old);
+           ctx.restore();
+       }
+       function test_font() {
+           var ctx = canvas.getContext('2d');
+           ctx.reset();
+
+           // Test that restore() undoes any modifications
+           var old = ctx.font;
+           ctx.save();
+           ctx.font = "25px serif";
+           ctx.restore();
+           compare(ctx.font, old);
+
+           // Also test that save() doesn't modify the values
+           ctx.font = "25px serif";
+           old = ctx.font;
+               // we're not interested in failures caused by get(set(x)) != x (e.g.
+               // from rounding), so compare against 'old' instead of against "25px serif"
+           ctx.save();
+           compare(ctx.font, old);
+           ctx.restore();
+       }
+       function test_globalAlpha() {
+           var ctx = canvas.getContext('2d');
+           ctx.reset();
+
+           // Test that restore() undoes any modifications
+           var old = ctx.globalAlpha;
+           ctx.save();
+           ctx.globalAlpha = 0.5;
+           ctx.restore();
+           compare(ctx.globalAlpha, old);
+
+           // Also test that save() doesn't modify the values
+           ctx.globalAlpha = 0.5;
+           old = ctx.globalAlpha;
+               // we're not interested in failures caused by get(set(x)) != x (e.g.
+               // from rounding), so compare against 'old' instead of against 0.5
+           ctx.save();
+           compare(ctx.globalAlpha, old);
+           ctx.restore();
+        }
+       function test_globalCompositeOperation() {
+           var ctx = canvas.getContext('2d');
+           ctx.reset();
+
+           // Test that restore() undoes any modifications
+           var old = ctx.globalCompositeOperation;
+           ctx.save();
+           ctx.globalCompositeOperation = "copy";
+           ctx.restore();
+           compare(ctx.globalCompositeOperation, old);
+
+           // Also test that save() doesn't modify the values
+           ctx.globalCompositeOperation = "copy";
+           old = ctx.globalCompositeOperation;
+               // we're not interested in failures caused by get(set(x)) != x (e.g.
+               // from rounding), so compare against 'old' instead of against "copy"
+           ctx.save();
+           compare(ctx.globalCompositeOperation, old);
+           ctx.restore();
+       }
+       function test_lineCap() {
+           var ctx = canvas.getContext('2d');
+           ctx.reset();
+
+           // Test that restore() undoes any modifications
+           var old = ctx.lineCap;
+           ctx.save();
+           ctx.lineCap = "round";
+           ctx.restore();
+           compare(ctx.lineCap, old);
+
+           // Also test that save() doesn't modify the values
+           ctx.lineCap = "round";
+           old = ctx.lineCap;
+               // we're not interested in failures caused by get(set(x)) != x (e.g.
+               // from rounding), so compare against 'old' instead of against "round"
+           ctx.save();
+           compare(ctx.lineCap, old);
+           ctx.restore();
+       }
+       function test_lineJoin() {
+           var ctx = canvas.getContext('2d');
+           ctx.reset();
+
+           // Test that restore() undoes any modifications
+           var old = ctx.lineJoin;
+           ctx.save();
+           ctx.lineJoin = "round";
+           ctx.restore();
+           compare(ctx.lineJoin, old);
+
+           // Also test that save() doesn't modify the values
+           ctx.lineJoin = "round";
+           old = ctx.lineJoin;
+               // we're not interested in failures caused by get(set(x)) != x (e.g.
+               // from rounding), so compare against 'old' instead of against "round"
+           ctx.save();
+           compare(ctx.lineJoin, old);
+           ctx.restore();
+       }
+       function test_lineWidth() {
+           var ctx = canvas.getContext('2d');
+           ctx.reset();
+
+           // Test that restore() undoes any modifications
+           var old = ctx.lineJoin;
+           ctx.save();
+           ctx.lineJoin = "round";
+           ctx.restore();
+           compare(ctx.lineJoin, old, "ctx.lineJoin", "old");
+
+           // Also test that save() doesn't modify the values
+           ctx.lineJoin = "round";
+           old = ctx.lineJoin;
+               // we're not interested in failures caused by get(set(x)) != x (e.g.
+               // from rounding), so compare against 'old' instead of against "round"
+           ctx.save();
+           compare(ctx.lineJoin, old);
+           ctx.restore();
+       }
+       function test_miterLimit() {
+           var ctx = canvas.getContext('2d');
+           ctx.reset();
+
+           // Test that restore() undoes any modifications
+           var old = ctx.miterLimit;
+           ctx.save();
+           ctx.miterLimit = 0.5;
+           ctx.restore();
+           compare(ctx.miterLimit, old);
+
+           // Also test that save() doesn't modify the values
+           ctx.miterLimit = 0.5;
+           old = ctx.miterLimit;
+               // we're not interested in failures caused by get(set(x)) != x (e.g.
+               // from rounding), so compare against 'old' instead of against 0.5
+           ctx.save();
+           compare(ctx.miterLimit, old);
+           ctx.restore();
+       }
+       function test_path() {
+           var ctx = canvas.getContext('2d');
+           ctx.reset();
+
+           ctx.fillStyle = '#f00';
+           ctx.fillRect(0, 0, 100, 50);
+           ctx.save();
+           ctx.rect(0, 0, 100, 50);
+           ctx.restore();
+           ctx.fillStyle = '#0f0';
+           ctx.fill();
+           verify(Helper.comparePixel(ctx, 50,25, 0,255,0,255));
+       }
+       function test_shadow() {
+           var ctx = canvas.getContext('2d');
+           ctx.reset();
+
+           // Test that restore() undoes any modifications
+           var old = ctx.shadowBlur;
+           ctx.save();
+           ctx.shadowBlur = 5;
+           ctx.restore();
+           compare(ctx.shadowBlur, old);
+
+           // Also test that save() doesn't modify the values
+           ctx.shadowBlur = 5;
+           old = ctx.shadowBlur;
+               // we're not interested in failures caused by get(set(x)) != x (e.g.
+               // from rounding), so compare against 'old' instead of against 5
+           ctx.save();
+           compare(ctx.shadowBlur, old);
+           ctx.restore();
+
+           // Test that restore() undoes any modifications
+           var old = ctx.shadowColor;
+           ctx.save();
+           ctx.shadowColor = "#ff0000";
+           ctx.restore();
+           compare(ctx.shadowColor, old);
+
+           // Also test that save() doesn't modify the values
+           ctx.shadowColor = "#ff0000";
+           old = ctx.shadowColor;
+               // we're not interested in failures caused by get(set(x)) != x (e.g.
+               // from rounding), so compare against 'old' instead of against "#ff0000"
+           ctx.save();
+           compare(ctx.shadowColor, old);
+           ctx.restore();
+
+           // Test that restore() undoes any modifications
+           var old = ctx.shadowOffsetX;
+           ctx.save();
+           ctx.shadowOffsetX = 5;
+           ctx.restore();
+           compare(ctx.shadowOffsetX, old);
+
+           // Also test that save() doesn't modify the values
+           ctx.shadowOffsetX = 5;
+           old = ctx.shadowOffsetX;
+               // we're not interested in failures caused by get(set(x)) != x (e.g.
+               // from rounding), so compare against 'old' instead of against 5
+           ctx.save();
+           compare(ctx.shadowOffsetX, old);
+           ctx.restore();
+
+           // Test that restore() undoes any modifications
+           var old = ctx.shadowOffsetY;
+           ctx.save();
+           ctx.shadowOffsetY = 5;
+           ctx.restore();
+           compare(ctx.shadowOffsetY, old);
+
+           // Also test that save() doesn't modify the values
+           ctx.shadowOffsetY = 5;
+           old = ctx.shadowOffsetY;
+               // we're not interested in failures caused by get(set(x)) != x (e.g.
+               // from rounding), so compare against 'old' instead of against 5
+           ctx.save();
+           compare(ctx.shadowOffsetY, old);
+           ctx.restore();
+
+       }
+       function test_stack() {
+           var ctx = canvas.getContext('2d');
+           ctx.reset();
+
+           ctx.lineWidth = 1;
+           ctx.save();
+           ctx.lineWidth = 2;
+           ctx.save();
+           ctx.lineWidth = 3;
+           compare(ctx.lineWidth, 3);
+           ctx.restore();
+           compare(ctx.lineWidth, 2);
+           ctx.restore();
+           compare(ctx.lineWidth, 1);
+
+           var limit = 512;
+           for (var i = 1; i < limit; ++i)
+           {
+               ctx.save();
+               ctx.lineWidth = i;
+           }
+           for (var i = limit-1; i > 0; --i)
+           {
+               testCase.compare(ctx.lineWidth, i); //strange javascript error here
+               ctx.restore();
+           }
+
+           for (var i = 0; i < 16; ++i)
+               ctx.restore();
+           ctx.lineWidth = 0.5;
+           ctx.restore();
+           compare(ctx.lineWidth, 0.5);
+
+       }
+       function test_strokeStyle() {
+           var ctx = canvas.getContext('2d');
+           ctx.reset();
+
+           // Test that restore() undoes any modifications
+           var old = ctx.strokeStyle;
+           ctx.save();
+           ctx.strokeStyle = "#ff0000";
+           ctx.restore();
+           compare(ctx.strokeStyle, old);
+
+           // Also test that save() doesn't modify the values
+           ctx.strokeStyle = "#ff0000";
+           old = ctx.strokeStyle;
+               // we're not interested in failures caused by get(set(x)) != x (e.g.
+               // from rounding), so compare against 'old' instead of against "#ff0000"
+           ctx.save();
+           compare(ctx.strokeStyle, old);
+           ctx.restore();
+
+
+       }
+
+       function test_text() {
+           var ctx = canvas.getContext('2d');
+           ctx.reset();
+
+           // Test that restore() undoes any modifications
+           var old = ctx.textAlign;
+           ctx.save();
+           ctx.textAlign = "center";
+           ctx.restore();
+           compare(ctx.textAlign, old);
+
+           // Also test that save() doesn't modify the values
+           ctx.textAlign = "center";
+           old = ctx.textAlign;
+               // we're not interested in failures caused by get(set(x)) != x (e.g.
+               // from rounding), so compare against 'old' instead of against "center"
+           ctx.save();
+           compare(ctx.textAlign, old);
+           ctx.restore();
+
+           // Test that restore() undoes any modifications
+           var old = ctx.textBaseline;
+           ctx.save();
+           ctx.textBaseline = "bottom";
+           ctx.restore();
+           compare(ctx.textBaseline, old);
+
+           // Also test that save() doesn't modify the values
+           ctx.textBaseline = "bottom";
+           old = ctx.textBaseline;
+               // we're not interested in failures caused by get(set(x)) != x (e.g.
+               // from rounding), so compare against 'old' instead of against "bottom"
+           ctx.save();
+           compare(ctx.textBaseline, old);
+           ctx.restore();
+
+
+       }
+
+       function test_transform() {
+           var ctx = canvas.getContext('2d');
+           ctx.reset();
+
+           ctx.fillStyle = '#0f0';
+           ctx.fillRect(0, 0, 100, 50);
+           ctx.save();
+           ctx.translate(200, 0);
+           ctx.restore();
+           ctx.fillStyle = '#f00';
+           ctx.fillRect(-200, 0, 100, 50);
+           verify(Helper.comparePixel(ctx, 50,25, 0,255,0,255));
+
+
+       }
+
+
+   }
+}