egl_cache_test.cpp revision 98c6383580f94bb7ff9cc9a7cc24d8b8519e484a 
1/*
2 * Copyright (C) 2011 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#define LOG_TAG "EGL_test"
18//#define LOG_NDEBUG 0
19
20#include <gtest/gtest.h>
21
22#include <utils/Log.h>
23
24#include "egl_cache.h"
25#include "egl_display.h"
26
27namespace android {
28
29class EGLCacheTest : public ::testing::Test {
30protected:
31    virtual void SetUp() {
32        mCache = egl_cache_t::get();
33    }
34
35    virtual void TearDown() {
36        mCache->setCacheFilename("");
37        mCache->terminate();
38    }
39
40    egl_cache_t* mCache;
41};
42
43TEST_F(EGLCacheTest, UninitializedCacheAlwaysMisses) {
44    char buf[4] = { 0xee, 0xee, 0xee, 0xee };
45    mCache->setBlob("abcd", 4, "efgh", 4);
46    ASSERT_EQ(0, mCache->getBlob("abcd", 4, buf, 4));
47    ASSERT_EQ(0xee, buf[0]);
48    ASSERT_EQ(0xee, buf[1]);
49    ASSERT_EQ(0xee, buf[2]);
50    ASSERT_EQ(0xee, buf[3]);
51}
52
53TEST_F(EGLCacheTest, InitializedCacheAlwaysHits) {
54    char buf[4] = { 0xee, 0xee, 0xee, 0xee };
55    mCache->initialize(egl_display_t::get(EGL_DEFAULT_DISPLAY));
56    mCache->setBlob("abcd", 4, "efgh", 4);
57    ASSERT_EQ(4, mCache->getBlob("abcd", 4, buf, 4));
58    ASSERT_EQ('e', buf[0]);
59    ASSERT_EQ('f', buf[1]);
60    ASSERT_EQ('g', buf[2]);
61    ASSERT_EQ('h', buf[3]);
62}
63
64TEST_F(EGLCacheTest, TerminatedCacheAlwaysMisses) {
65    char buf[4] = { 0xee, 0xee, 0xee, 0xee };
66    mCache->initialize(egl_display_t::get(EGL_DEFAULT_DISPLAY));
67    mCache->setBlob("abcd", 4, "efgh", 4);
68    mCache->terminate();
69    ASSERT_EQ(0, mCache->getBlob("abcd", 4, buf, 4));
70    ASSERT_EQ(0xee, buf[0]);
71    ASSERT_EQ(0xee, buf[1]);
72    ASSERT_EQ(0xee, buf[2]);
73    ASSERT_EQ(0xee, buf[3]);
74}
75
76class EGLCacheSerializationTest : public EGLCacheTest {
77
78protected:
79
80    virtual void SetUp() {
81        EGLCacheTest::SetUp();
82
83        char* tn = tempnam("/sdcard", "EGL_test-cache-");
84        mFilename = tn;
85        free(tn);
86    }
87
88    virtual void TearDown() {
89        unlink(mFilename.string());
90        EGLCacheTest::TearDown();
91    }
92
93    String8 mFilename;
94};
95
96TEST_F(EGLCacheSerializationTest, ReinitializedCacheContainsValues) {
97    char buf[4] = { 0xee, 0xee, 0xee, 0xee };
98    mCache->setCacheFilename(mFilename);
99    mCache->initialize(egl_display_t::get(EGL_DEFAULT_DISPLAY));
100    mCache->setBlob("abcd", 4, "efgh", 4);
101    mCache->terminate();
102    mCache->initialize(egl_display_t::get(EGL_DEFAULT_DISPLAY));
103    ASSERT_EQ(4, mCache->getBlob("abcd", 4, buf, 4));
104    ASSERT_EQ('e', buf[0]);
105    ASSERT_EQ('f', buf[1]);
106    ASSERT_EQ('g', buf[2]);
107    ASSERT_EQ('h', buf[3]);
108}
109
110}
111