TextDropShadowCacheTests.cpp revision c3127a78b996a540cd002e5a87861e8a2adeb336 
1/*
2 * Copyright (C) 2016 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#include <gtest/gtest.h>
18
19#include "GammaFontRenderer.h"
20#include "TextDropShadowCache.h"
21#include "utils/Blur.h"
22#include "tests/common/TestUtils.h"
23
24#include <SkBlurDrawLooper.h>
25#include <SkPaint.h>
26
27using namespace android;
28using namespace android::uirenderer;
29
30RENDERTHREAD_TEST(TextDropShadowCache, addRemove) {
31    GammaFontRenderer gammaFontRenderer;
32    FontRenderer& fontRenderer = gammaFontRenderer.getFontRenderer();
33    TextDropShadowCache cache(5000);
34    cache.setFontRenderer(fontRenderer);
35
36    SkPaint paint;
37    paint.setLooper(SkBlurDrawLooper::Create((SkColor)0xFFFFFFFF,
38            Blur::convertRadiusToSigma(10), 10, 10))->unref();
39    std::string msg("This is a test");
40    std::unique_ptr<float[]> positions(new float[msg.length()]);
41    for (size_t i = 0; i < msg.length(); i++) {
42        positions[i] = i * 10.0f;
43    }
44    fontRenderer.setFont(&paint, SkMatrix::I());
45    ShadowTexture* texture = cache.get(&paint, msg.c_str(), msg.length(),
46            10.0f, positions.get());
47    ASSERT_TRUE(texture);
48    ASSERT_FALSE(texture->cleanup);
49    ASSERT_EQ((uint32_t) texture->objectSize(), cache.getSize());
50    ASSERT_TRUE(cache.getSize());
51    cache.clear();
52    ASSERT_EQ(cache.getSize(), 0u);
53}
54