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-rw-r--r--tests/FillPathTest.cpp60
1 files changed, 60 insertions, 0 deletions
diff --git a/tests/FillPathTest.cpp b/tests/FillPathTest.cpp
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+++ b/tests/FillPathTest.cpp
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+/*
+ * Copyright (C) 2010 The Chromium Authors. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "Test.h"
+#include "SkRegion.h"
+#include "SkPath.h"
+#include "SkScan.h"
+#include "SkBlitter.h"
+
+namespace {
+
+struct FakeBlitter : public SkBlitter {
+ FakeBlitter()
+ : m_blitCount(0)
+ {}
+
+ virtual void blitH(int x, int y, int width) {
+ m_blitCount++;
+ }
+
+ int m_blitCount;
+};
+
+}
+
+// http://code.google.com/p/skia/issues/detail?id=87
+// Lines which is not clipped by boundary based clipping,
+// but skipped after tessellation, should be cleared by the blitter.
+static void TestFillPathInverse(skiatest::Reporter* reporter) {
+ FakeBlitter blitter;
+ SkRegion clip;
+ SkPath path;
+ int height = 100;
+ int width = 200;
+ int expected_lines = 5;
+ clip.setRect(0, height - expected_lines, width, height);
+ path.moveTo(0.0, 0.0);
+ path.quadTo(width/2, height, width, 0.0);
+ path.close();
+ path.setFillType(SkPath::kInverseWinding_FillType);
+ SkScan::FillPath(path, clip, &blitter);
+
+ REPORTER_ASSERT(reporter, blitter.m_blitCount == expected_lines);
+}
+
+#include "TestClassDef.h"
+DEFINE_TESTCLASS("FillPath", FillPathTestClass, TestFillPathInverse)