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// Copyright 2016 Google Inc. 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 "starboard/blitter.h"
#include "starboard/nplb/blitter_helpers.h"
#include "testing/gtest/include/gtest/gtest.h"
#if SB_HAS(BLITTER)
namespace starboard {
namespace nplb {
namespace {
TEST(SbBlitterFillRectTest, SunnyDay) {
const int kWidth = 128;
const int kHeight = 128;
ContextTestEnvironment env(kWidth, kHeight);
ASSERT_TRUE(SbBlitterSetRenderTarget(env.context(), env.render_target()));
// Setting a scissor rectangle with width/height smaller than the current
// render target dimensions is okay.
EXPECT_TRUE(
SbBlitterSetScissor(env.context(), SbBlitterMakeRect(0, 0, 64, 64)));
// Setting a scissor rectangle with non-zero x/y is okay.
EXPECT_TRUE(
SbBlitterSetScissor(env.context(), SbBlitterMakeRect(64, 64, 64, 64)));
// Setting a scissor rectangle with width/height equal to the current render
// target is okay.
EXPECT_TRUE(
SbBlitterSetScissor(env.context(), SbBlitterMakeRect(0, 0, 128, 128)));
// Setting a scissor rectangle with width/height larger than the current
// render target is okay.
EXPECT_TRUE(
SbBlitterSetScissor(env.context(), SbBlitterMakeRect(0, 0, 256, 256)));
// Setting a scissor rectangle with negative x/y values is okay.
EXPECT_TRUE(SbBlitterSetScissor(env.context(),
SbBlitterMakeRect(-50, -50, 256, 256)));
// Setting a 0-area scissor rectangle is okay.
EXPECT_TRUE(
SbBlitterSetScissor(env.context(), SbBlitterMakeRect(0, 0, 0, 0)));
}
TEST(SbBlitterFillRectTest, RainyDayInvalidContext) {
const int kWidth = 128;
const int kHeight = 128;
ContextTestEnvironment env(kWidth, kHeight);
ASSERT_TRUE(SbBlitterSetRenderTarget(env.context(), env.render_target()));
EXPECT_FALSE(SbBlitterSetScissor(kSbBlitterInvalidContext,
SbBlitterMakeRect(0, 0, kWidth, kHeight)));
}
TEST(SbBlitterFillRectTest, RainyDayNegativeWidthHeight) {
const int kWidth = 128;
const int kHeight = 128;
ContextTestEnvironment env(kWidth, kHeight);
// Setting the scissor will fail if the width or height are negative.
EXPECT_FALSE(SbBlitterSetScissor(env.context(),
SbBlitterMakeRect(0, 0, -kWidth, kHeight)));
EXPECT_FALSE(SbBlitterSetScissor(env.context(),
SbBlitterMakeRect(0, 0, kWidth, -kHeight)));
EXPECT_FALSE(SbBlitterSetScissor(env.context(),
SbBlitterMakeRect(0, 0, -kWidth, -kHeight)));
}
TEST(SbBlitterFillRectTest, RainyDayNoRenderTarget) {
const int kWidth = 128;
const int kHeight = 128;
ContextTestEnvironment env(kWidth, kHeight);
// Setting the scissor will fail if no render target has been previously set
// on the current context.
EXPECT_FALSE(SbBlitterSetScissor(env.context(),
SbBlitterMakeRect(0, 0, kWidth, kHeight)));
}
} // namespace
} // namespace nplb
} // namespace starboard
#endif // SB_HAS(BLITTER)