7b271eba88
Change-Id: Ibf07eff68d39267fd5c9bec2870f59a5ae2f51e3
235 lines
8.2 KiB
C++
235 lines
8.2 KiB
C++
/*
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** Copyright 2011, The Android Open Source Project
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**
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** Licensed under the Apache License, Version 2.0 (the "License");
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** you may not use this file except in compliance with the License.
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** You may obtain a copy of the License at
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**
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** http://www.apache.org/licenses/LICENSE-2.0
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**
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** Unless required by applicable law or agreed to in writing, software
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** distributed under the License is distributed on an "AS IS" BASIS,
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** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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** See the License for the specific language governing permissions and
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** limitations under the License.
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*/
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#include "header.h"
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#include "gtest/gtest.h"
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#include "hooks.h"
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namespace
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{
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// The fixture for testing class Foo.
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class DbgContextTest : public ::testing::Test
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{
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protected:
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android::DbgContext dbg;
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gl_hooks_t hooks;
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DbgContextTest()
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: dbg(1, &hooks, 32, GL_RGBA, GL_UNSIGNED_BYTE) {
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// You can do set-up work for each test here.
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hooks.gl.glGetError = GetError;
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}
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static GLenum GetError() {
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return GL_NO_ERROR;
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}
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virtual ~DbgContextTest() {
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// You can do clean-up work that doesn't throw exceptions here.
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}
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// If the constructor and destructor are not enough for setting up
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// and cleaning up each test, you can define the following methods:
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virtual void SetUp() {
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// Code here will be called immediately after the constructor (right
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// before each test).
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}
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virtual void TearDown() {
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// Code here will be called immediately after each test (right
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// before the destructor).
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}
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};
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TEST_F(DbgContextTest, GetReadPixelBuffer)
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{
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const unsigned int bufferSize = 512;
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// test that it's allocating two buffers and swapping them
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void * const buffer0 = dbg.GetReadPixelsBuffer(bufferSize);
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ASSERT_NE((void *)NULL, buffer0);
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for (unsigned int i = 0; i < bufferSize / sizeof(unsigned int); i++) {
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EXPECT_EQ(0, ((unsigned int *)buffer0)[i])
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<< "GetReadPixelsBuffer should allocate and zero";
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((unsigned int *)buffer0)[i] = i * 13;
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}
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void * const buffer1 = dbg.GetReadPixelsBuffer(bufferSize);
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ASSERT_NE((void *)NULL, buffer1);
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EXPECT_NE(buffer0, buffer1);
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for (unsigned int i = 0; i < bufferSize / sizeof(unsigned int); i++) {
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EXPECT_EQ(0, ((unsigned int *)buffer1)[i])
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<< "GetReadPixelsBuffer should allocate and zero";
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((unsigned int *)buffer1)[i] = i * 17;
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}
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void * const buffer2 = dbg.GetReadPixelsBuffer(bufferSize);
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EXPECT_EQ(buffer2, buffer0);
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for (unsigned int i = 0; i < bufferSize / sizeof(unsigned int); i++)
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EXPECT_EQ(i * 13, ((unsigned int *)buffer2)[i])
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<< "GetReadPixelsBuffer should swap buffers";
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void * const buffer3 = dbg.GetReadPixelsBuffer(bufferSize);
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EXPECT_EQ(buffer3, buffer1);
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for (unsigned int i = 0; i < bufferSize / sizeof(unsigned int); i++)
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EXPECT_EQ(i * 17, ((unsigned int *)buffer3)[i])
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<< "GetReadPixelsBuffer should swap buffers";
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void * const buffer4 = dbg.GetReadPixelsBuffer(bufferSize);
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EXPECT_NE(buffer3, buffer4);
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EXPECT_EQ(buffer0, buffer2);
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EXPECT_EQ(buffer1, buffer3);
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EXPECT_EQ(buffer2, buffer4);
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// it reallocs as necessary; 0 size may result in NULL
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for (unsigned int i = 0; i < 42; i++) {
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void * const buffer = dbg.GetReadPixelsBuffer(((i & 7)) << 20);
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EXPECT_NE((void *)NULL, buffer)
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<< "should be able to get a variety of reasonable sizes";
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EXPECT_TRUE(dbg.IsReadPixelBuffer(buffer));
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}
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}
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TEST_F(DbgContextTest, CompressReadPixelBuffer)
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{
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const unsigned int bufferSize = dbg.LZF_CHUNK_SIZE * 4 + 33;
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std::string out;
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unsigned char * buffer = (unsigned char *)dbg.GetReadPixelsBuffer(bufferSize);
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for (unsigned int i = 0; i < bufferSize; i++)
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buffer[i] = i * 13;
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dbg.CompressReadPixelBuffer(&out);
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uint32_t decompSize = 0;
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ASSERT_LT(12, out.length()); // at least written chunk header
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ASSERT_EQ(bufferSize, *(uint32_t *)out.data())
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<< "total decompressed size should be as requested in GetReadPixelsBuffer";
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for (unsigned int i = 4; i < out.length();) {
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const uint32_t outSize = *(uint32_t *)(out.data() + i);
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i += 4;
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const uint32_t inSize = *(uint32_t *)(out.data() + i);
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i += 4;
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if (inSize == 0)
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i += outSize; // chunk not compressed
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else
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i += inSize; // skip the actual compressed chunk
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decompSize += outSize;
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}
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ASSERT_EQ(bufferSize, decompSize);
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decompSize = 0;
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unsigned char * decomp = dbg.Decompress(out.data(), out.length(), &decompSize);
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ASSERT_EQ(decompSize, bufferSize);
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for (unsigned int i = 0; i < bufferSize; i++)
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EXPECT_EQ((unsigned char)(i * 13), decomp[i]) << "xor with 0 ref is identity";
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free(decomp);
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buffer = (unsigned char *)dbg.GetReadPixelsBuffer(bufferSize);
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for (unsigned int i = 0; i < bufferSize; i++)
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buffer[i] = i * 13;
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out.clear();
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dbg.CompressReadPixelBuffer(&out);
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decompSize = 0;
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decomp = dbg.Decompress(out.data(), out.length(), &decompSize);
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ASSERT_EQ(decompSize, bufferSize);
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for (unsigned int i = 0; i < bufferSize; i++)
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EXPECT_EQ(0, decomp[i]) << "xor with same ref is 0";
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free(decomp);
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buffer = (unsigned char *)dbg.GetReadPixelsBuffer(bufferSize);
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for (unsigned int i = 0; i < bufferSize; i++)
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buffer[i] = i * 19;
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out.clear();
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dbg.CompressReadPixelBuffer(&out);
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decompSize = 0;
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decomp = dbg.Decompress(out.data(), out.length(), &decompSize);
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ASSERT_EQ(decompSize, bufferSize);
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for (unsigned int i = 0; i < bufferSize; i++)
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EXPECT_EQ((unsigned char)(i * 13) ^ (unsigned char)(i * 19), decomp[i])
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<< "xor ref";
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free(decomp);
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}
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TEST_F(DbgContextTest, UseProgram)
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{
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static const GLuint _program = 74568;
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static const struct Attribute {
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const char * name;
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GLint location;
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GLint size;
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GLenum type;
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} _attributes [] = {
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{"aaa", 2, 2, GL_FLOAT_VEC2},
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{"bb", 6, 2, GL_FLOAT_MAT2},
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{"c", 1, 1, GL_FLOAT},
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};
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static const unsigned int _attributeCount = sizeof(_attributes) / sizeof(*_attributes);
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struct GL {
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static void GetProgramiv(GLuint program, GLenum pname, GLint* params) {
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EXPECT_EQ(_program, program);
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ASSERT_NE((GLint *)NULL, params);
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switch (pname) {
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case GL_ACTIVE_ATTRIBUTES:
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*params = _attributeCount;
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return;
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case GL_ACTIVE_ATTRIBUTE_MAX_LENGTH:
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*params = 4; // includes NULL terminator
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return;
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default:
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ADD_FAILURE() << "not handled pname: " << pname;
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}
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}
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static GLint GetAttribLocation(GLuint program, const GLchar* name) {
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EXPECT_EQ(_program, program);
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for (unsigned int i = 0; i < _attributeCount; i++)
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if (!strcmp(name, _attributes[i].name))
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return _attributes[i].location;
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ADD_FAILURE() << "unknown attribute name: " << name;
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return -1;
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}
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static void GetActiveAttrib(GLuint program, GLuint index, GLsizei bufsize,
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GLsizei* length, GLint* size, GLenum* type, GLchar* name) {
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EXPECT_EQ(_program, program);
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ASSERT_LT(index, _attributeCount);
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const Attribute & att = _attributes[index];
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ASSERT_GE(bufsize, strlen(att.name) + 1);
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ASSERT_NE((GLint *)NULL, size);
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ASSERT_NE((GLenum *)NULL, type);
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ASSERT_NE((GLchar *)NULL, name);
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strcpy(name, att.name);
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if (length)
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*length = strlen(name) + 1;
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*size = att.size;
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*type = att.type;
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}
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};
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hooks.gl.glGetProgramiv = GL::GetProgramiv;
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hooks.gl.glGetAttribLocation = GL::GetAttribLocation;
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hooks.gl.glGetActiveAttrib = GL::GetActiveAttrib;
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dbg.glUseProgram(_program);
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EXPECT_EQ(10, dbg.maxAttrib);
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dbg.glUseProgram(0);
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EXPECT_EQ(0, dbg.maxAttrib);
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}
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} // namespace
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int main(int argc, char **argv)
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{
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::testing::InitGoogleTest(&argc, argv);
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return RUN_ALL_TESTS();
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}
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