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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/platform/geometry/path_builder.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/renderer/platform/geometry/path_types.h"
namespace blink {
TEST(PathBuilderTest, Empty) {
PathBuilder builder;
EXPECT_TRUE(builder.IsEmpty());
EXPECT_TRUE(builder.CurrentPath().IsEmpty());
builder.LineTo({1, 2});
EXPECT_FALSE(builder.IsEmpty());
EXPECT_FALSE(builder.CurrentPath().IsEmpty());
builder.Finalize();
EXPECT_TRUE(builder.IsEmpty());
EXPECT_TRUE(builder.CurrentPath().IsEmpty());
builder.LineTo({1, 2});
EXPECT_FALSE(builder.IsEmpty());
EXPECT_FALSE(builder.CurrentPath().IsEmpty());
builder.Reset();
EXPECT_TRUE(builder.IsEmpty());
EXPECT_TRUE(builder.CurrentPath().IsEmpty());
}
TEST(PathBuilderTest, CurrentPath) {
PathBuilder builder;
const Path p0 = builder.CurrentPath();
EXPECT_TRUE(p0.IsEmpty());
builder.MoveTo({1, 2});
const Path p1 = builder.CurrentPath();
EXPECT_FALSE(p1.IsEmpty());
EXPECT_NE(p0, p1);
builder.LineTo({2, 3});
const Path p2 = builder.CurrentPath();
EXPECT_FALSE(p2.IsEmpty());
EXPECT_NE(p1, p2);
builder.Close();
const Path p3 = builder.CurrentPath();
EXPECT_FALSE(p3.IsEmpty());
EXPECT_NE(p2, p3);
const Path p4 = builder.Finalize();
EXPECT_FALSE(p4.IsEmpty());
EXPECT_EQ(p3, p4);
const Path p5 = builder.CurrentPath();
EXPECT_TRUE(p5.IsEmpty());
EXPECT_NE(p4, p5);
}
TEST(PathBuilderTest, WindRule) {
PathBuilder builder;
// Default.
EXPECT_EQ(
SkFillTypeToWindRule(builder.CurrentPath().GetSkPath().getFillType()),
WindRule::RULE_NONZERO);
builder.SetWindRule(WindRule::RULE_EVENODD);
EXPECT_EQ(
SkFillTypeToWindRule(builder.CurrentPath().GetSkPath().getFillType()),
WindRule::RULE_EVENODD);
}
} // namespace blink
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