130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun/* 230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * Copyright 2011 Google Inc. All Rights Reserved. 330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * 430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * Licensed under the Apache License, Version 2.0 (the "License"); 530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * you may not use this file except in compliance with the License. 630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * You may obtain a copy of the License at 730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * 830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * http://www.apache.org/licenses/LICENSE-2.0 930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * 1030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * Unless required by applicable law or agreed to in writing, software 1130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * distributed under the License is distributed on an "AS IS" BASIS, 1230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * See the License for the specific language governing permissions and 1430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * limitations under the License. 1530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun */ 1630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 1730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun#include <stdio.h> 1830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 1930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun#include <algorithm> 2030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 2130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun#include "gtest/gtest.h" 2230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun#include "sfntly/port/memory_input_stream.h" 2330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun#include "sfntly/port/memory_output_stream.h" 2430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun#include "sfntly/port/type.h" 2530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 2630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunnamespace { 2730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun const char* kTestData = 2830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun"01234567890123456789012345678901234567890123456789" // 50 2930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwx" // 100 3030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun"yz"; // 102 3130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun const size_t kTestBufferLen = 102; 3230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 3330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 3430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunnamespace sfntly { 3530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 3630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunbool TestMemoryInputStream() { 3730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun ByteVector test_buffer; 3830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun test_buffer.resize(kTestBufferLen); 3930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun std::copy(kTestData, kTestData + kTestBufferLen, test_buffer.begin()); 4030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 4130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun MemoryInputStream is; 4230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun is.Attach(&(test_buffer[0]), kTestBufferLen); 4330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(is.Available(), (int32_t)kTestBufferLen); 4430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 4530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun // Read one byte 4630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(is.Read(), '0'); // position 1 4730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(is.Read(), '1'); // position 2 4830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(is.Read(), '2'); // position 3 4930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 5030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun // Read byte vector 5130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun ByteVector b; 5230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun b.resize(7); 5330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(is.Read(&b), 7); // position 10 5430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(memcmp(&(b[0]), &(test_buffer[0]) + 3, 7), 0); 5530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 5630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun b.resize(17); 5730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(is.Read(&b, 7, 10), 10); // position 20 5830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(memcmp(&(b[0]), &(test_buffer[0]) + 3, 17), 0); 5930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 6030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun // Test skip 6130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun b.clear(); 6230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun b.resize(10); 6330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(is.Skip(30), 30); // position 50 6430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(is.Read(&b), 10); // position 60 6530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(memcmp(&(b[0]), &(test_buffer[0]) + 50, 10), 0); 6630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun b.clear(); 6730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun b.resize(10); 6830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(is.Skip(-20), -20); // position 40 6930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(is.Read(&b), 10); // position 50 7030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(memcmp(&(b[0]), &(test_buffer[0]) + 40, 10), 0); 7130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 7230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(is.Available(), (int32_t)kTestBufferLen - 50); 7330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(is.Skip(-60), -50); // Out of bound, position 0 7430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(is.Skip(kTestBufferLen + 10), (int32_t)kTestBufferLen); 7530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 7630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun b.clear(); 7730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun b.resize(10); 7830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun is.Unread(&b); 7930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(memcmp(&(b[0]), &(test_buffer[0]) + kTestBufferLen - 10, 10), 0); 8030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 8130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun return true; 8230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 8330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 8430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunbool TestMemoryOutputStream() { 8530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun ByteVector test_buffer; 8630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun test_buffer.resize(kTestBufferLen); 8730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun std::copy(kTestData, kTestData + kTestBufferLen, test_buffer.begin()); 8830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 8930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun MemoryOutputStream os; 9030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun os.Write(&(test_buffer[0]), (int32_t)50, (int32_t)(kTestBufferLen - 50)); 9130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(os.Size(), kTestBufferLen - 50); 9230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun EXPECT_EQ(memcmp(os.Get(), &(test_buffer[0]) + 50, kTestBufferLen - 50), 0); 9330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 9430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun return true; 9530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 9630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 9730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} // namespace sfntly 9830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 9930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim GurunTEST(MemoryIO, All) { 10030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun ASSERT_TRUE(sfntly::TestMemoryInputStream()); 10130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun ASSERT_TRUE(sfntly::TestMemoryOutputStream()); 10230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 103