replicant-frameworks_native/opengl/libs/GLES2_dbg/test/test_main.cpp

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/*
** Copyright 2011, The Android Open Source Project
**
** 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 "header.h"
#include "gtest/gtest.h"
#include "hooks.h"
namespace
{
// The fixture for testing class Foo.
class DbgContextTest : public ::testing::Test
{
protected:
android::DbgContext dbg;
gl_hooks_t hooks;
DbgContextTest()
: dbg(1, &hooks, 32, GL_RGBA, GL_UNSIGNED_BYTE) {
// You can do set-up work for each test here.
hooks.gl.glGetError = GetError;
}
static GLenum GetError() {
return GL_NO_ERROR;
}
virtual ~DbgContextTest() {
// You can do clean-up work that doesn't throw exceptions here.
}
// If the constructor and destructor are not enough for setting up
// and cleaning up each test, you can define the following methods:
virtual void SetUp() {
// Code here will be called immediately after the constructor (right
// before each test).
}
virtual void TearDown() {
// Code here will be called immediately after each test (right
// before the destructor).
}
};
TEST_F(DbgContextTest, GetReadPixelBuffer)
{
const unsigned int bufferSize = 512;
// test that it's allocating two buffers and swapping them
void * const buffer0 = dbg.GetReadPixelsBuffer(bufferSize);
ASSERT_NE((void *)NULL, buffer0);
for (unsigned int i = 0; i < bufferSize / sizeof(unsigned int); i++) {
EXPECT_EQ(0, ((unsigned int *)buffer0)[i])
<< "GetReadPixelsBuffer should allocate and zero";
((unsigned int *)buffer0)[i] = i * 13;
}
void * const buffer1 = dbg.GetReadPixelsBuffer(bufferSize);
ASSERT_NE((void *)NULL, buffer1);
EXPECT_NE(buffer0, buffer1);
for (unsigned int i = 0; i < bufferSize / sizeof(unsigned int); i++) {
EXPECT_EQ(0, ((unsigned int *)buffer1)[i])
<< "GetReadPixelsBuffer should allocate and zero";
((unsigned int *)buffer1)[i] = i * 17;
}
void * const buffer2 = dbg.GetReadPixelsBuffer(bufferSize);
EXPECT_EQ(buffer2, buffer0);
for (unsigned int i = 0; i < bufferSize / sizeof(unsigned int); i++)
EXPECT_EQ(i * 13, ((unsigned int *)buffer2)[i])
<< "GetReadPixelsBuffer should swap buffers";
void * const buffer3 = dbg.GetReadPixelsBuffer(bufferSize);
EXPECT_EQ(buffer3, buffer1);
for (unsigned int i = 0; i < bufferSize / sizeof(unsigned int); i++)
EXPECT_EQ(i * 17, ((unsigned int *)buffer3)[i])
<< "GetReadPixelsBuffer should swap buffers";
void * const buffer4 = dbg.GetReadPixelsBuffer(bufferSize);
EXPECT_NE(buffer3, buffer4);
EXPECT_EQ(buffer0, buffer2);
EXPECT_EQ(buffer1, buffer3);
EXPECT_EQ(buffer2, buffer4);
// it reallocs as necessary; 0 size may result in NULL
for (unsigned int i = 0; i < 42; i++) {
void * const buffer = dbg.GetReadPixelsBuffer(((i & 7)) << 20);
EXPECT_NE((void *)NULL, buffer)
<< "should be able to get a variety of reasonable sizes";
EXPECT_TRUE(dbg.IsReadPixelBuffer(buffer));
}
}
TEST_F(DbgContextTest, CompressReadPixelBuffer)
{
const unsigned int bufferSize = dbg.LZF_CHUNK_SIZE * 4 + 33;
std::string out;
unsigned char * buffer = (unsigned char *)dbg.GetReadPixelsBuffer(bufferSize);
for (unsigned int i = 0; i < bufferSize; i++)
buffer[i] = i * 13;
dbg.CompressReadPixelBuffer(&out);
uint32_t decompSize = 0;
ASSERT_LT(12, out.length()); // at least written chunk header
ASSERT_EQ(bufferSize, *(uint32_t *)out.data())
<< "total decompressed size should be as requested in GetReadPixelsBuffer";
for (unsigned int i = 4; i < out.length();) {
const uint32_t outSize = *(uint32_t *)(out.data() + i);
i += 4;
const uint32_t inSize = *(uint32_t *)(out.data() + i);
i += 4;
if (inSize == 0)
i += outSize; // chunk not compressed
else
i += inSize; // skip the actual compressed chunk
decompSize += outSize;
}
ASSERT_EQ(bufferSize, decompSize);
decompSize = 0;
unsigned char * decomp = dbg.Decompress(out.data(), out.length(), &decompSize);
ASSERT_EQ(decompSize, bufferSize);
for (unsigned int i = 0; i < bufferSize; i++)
EXPECT_EQ((unsigned char)(i * 13), decomp[i]) << "xor with 0 ref is identity";
free(decomp);
buffer = (unsigned char *)dbg.GetReadPixelsBuffer(bufferSize);
for (unsigned int i = 0; i < bufferSize; i++)
buffer[i] = i * 13;
out.clear();
dbg.CompressReadPixelBuffer(&out);
decompSize = 0;
decomp = dbg.Decompress(out.data(), out.length(), &decompSize);
ASSERT_EQ(decompSize, bufferSize);
for (unsigned int i = 0; i < bufferSize; i++)
EXPECT_EQ(0, decomp[i]) << "xor with same ref is 0";
free(decomp);
buffer = (unsigned char *)dbg.GetReadPixelsBuffer(bufferSize);
for (unsigned int i = 0; i < bufferSize; i++)
buffer[i] = i * 19;
out.clear();
dbg.CompressReadPixelBuffer(&out);
decompSize = 0;
decomp = dbg.Decompress(out.data(), out.length(), &decompSize);
ASSERT_EQ(decompSize, bufferSize);
for (unsigned int i = 0; i < bufferSize; i++)
EXPECT_EQ((unsigned char)(i * 13) ^ (unsigned char)(i * 19), decomp[i])
<< "xor ref";
free(decomp);
}
TEST_F(DbgContextTest, UseProgram)
{
static const GLuint _program = 74568;
static const struct Attribute {
const char * name;
GLint location;
GLint size;
GLenum type;
} _attributes [] = {
{"aaa", 2, 2, GL_FLOAT_VEC2},
{"bb", 6, 2, GL_FLOAT_MAT2},
{"c", 1, 1, GL_FLOAT},
};
static const unsigned int _attributeCount = sizeof(_attributes) / sizeof(*_attributes);
struct GL {
static void GetProgramiv(GLuint program, GLenum pname, GLint* params) {
EXPECT_EQ(_program, program);
ASSERT_NE((GLint *)NULL, params);
switch (pname) {
case GL_ACTIVE_ATTRIBUTES:
*params = _attributeCount;
return;
case GL_ACTIVE_ATTRIBUTE_MAX_LENGTH:
*params = 4; // includes NULL terminator
return;
default:
ADD_FAILURE() << "not handled pname: " << pname;
}
}
static GLint GetAttribLocation(GLuint program, const GLchar* name) {
EXPECT_EQ(_program, program);
for (unsigned int i = 0; i < _attributeCount; i++)
if (!strcmp(name, _attributes[i].name))
return _attributes[i].location;
ADD_FAILURE() << "unknown attribute name: " << name;
return -1;
}
static void GetActiveAttrib(GLuint program, GLuint index, GLsizei bufsize,
GLsizei* length, GLint* size, GLenum* type, GLchar* name) {
EXPECT_EQ(_program, program);
ASSERT_LT(index, _attributeCount);
const Attribute & att = _attributes[index];
ASSERT_GE(bufsize, strlen(att.name) + 1);
ASSERT_NE((GLint *)NULL, size);
ASSERT_NE((GLenum *)NULL, type);
ASSERT_NE((GLchar *)NULL, name);
strcpy(name, att.name);
if (length)
*length = strlen(name) + 1;
*size = att.size;
*type = att.type;
}
};
hooks.gl.glGetProgramiv = GL::GetProgramiv;
hooks.gl.glGetAttribLocation = GL::GetAttribLocation;
hooks.gl.glGetActiveAttrib = GL::GetActiveAttrib;
dbg.glUseProgram(_program);
EXPECT_EQ(10, dbg.maxAttrib);
dbg.glUseProgram(0);
EXPECT_EQ(0, dbg.maxAttrib);
}
} // namespace
int main(int argc, char **argv)
{
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}