| /* |
| ** 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) { |
| // 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(); |
| } |