Move webrtc/{base => rtc_base}

webrtc/base/stream_unittest.cc

Index: webrtc/base/stream_unittest.cc
diff --git a/webrtc/base/stream_unittest.cc b/webrtc/base/stream_unittest.cc
deleted file mode 100644
index 0fbb6ab835f0bd5a1be1689796acd448f942b459..0000000000000000000000000000000000000000
--- a/webrtc/base/stream_unittest.cc
+++ /dev/null
@@ -1,374 +0,0 @@
-/*
- *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#include "webrtc/base/fileutils.h"
-#include "webrtc/base/gunit.h"
-#include "webrtc/base/pathutils.h"
-#include "webrtc/base/stream.h"
-
-namespace rtc {
-
-///////////////////////////////////////////////////////////////////////////////
-// TestStream
-///////////////////////////////////////////////////////////////////////////////
-
-class TestStream : public StreamInterface {
- public:
-  TestStream() : pos_(0) { }
-
-  virtual StreamState GetState() const { return SS_OPEN; }
-  virtual StreamResult Read(void* buffer, size_t buffer_len,
-                            size_t* read, int* error) {
-    unsigned char* uc_buffer = static_cast<unsigned char*>(buffer);
-    for (size_t i = 0; i < buffer_len; ++i) {
-      uc_buffer[i] = static_cast<unsigned char>(pos_++);
-    }
-    if (read)
-      *read = buffer_len;
-    return SR_SUCCESS;
-  }
-  virtual StreamResult Write(const void* data, size_t data_len,
-                             size_t* written, int* error) {
-    if (error)
-      *error = -1;
-    return SR_ERROR;
-  }
-  virtual void Close() { }
-  virtual bool SetPosition(size_t position) {
-    pos_ = position;
-    return true;
-  }
-  virtual bool GetPosition(size_t* position) const {
-    if (position) *position = pos_;
-    return true;
-  }
-  virtual bool GetSize(size_t* size) const {
-    return false;
-  }
-  virtual bool GetAvailable(size_t* size) const {
-    return false;
-  }
-
- private:
-  size_t pos_;
-};
-
-bool VerifyTestBuffer(unsigned char* buffer, size_t len,
-                      unsigned char value) {
-  bool passed = true;
-  for (size_t i = 0; i < len; ++i) {
-    if (buffer[i] != value++) {
-      passed = false;
-      break;
-    }
-  }
-  // Ensure that we don't pass again without re-writing
-  memset(buffer, 0, len);
-  return passed;
-}
-
-void SeekTest(StreamInterface* stream, const unsigned char value) {
-  size_t bytes;
-  unsigned char buffer[13] = { 0 };
-  const size_t kBufSize = sizeof(buffer);
-
-  EXPECT_EQ(stream->Read(buffer, kBufSize, &bytes, nullptr), SR_SUCCESS);
-  EXPECT_EQ(bytes, kBufSize);
-  EXPECT_TRUE(VerifyTestBuffer(buffer, kBufSize, value));
-  EXPECT_TRUE(stream->GetPosition(&bytes));
-  EXPECT_EQ(13U, bytes);
-
-  EXPECT_TRUE(stream->SetPosition(7));
-
-  EXPECT_EQ(stream->Read(buffer, kBufSize, &bytes, nullptr), SR_SUCCESS);
-  EXPECT_EQ(bytes, kBufSize);
-  EXPECT_TRUE(VerifyTestBuffer(buffer, kBufSize, value + 7));
-  EXPECT_TRUE(stream->GetPosition(&bytes));
-  EXPECT_EQ(20U, bytes);
-}
-
-TEST(FifoBufferTest, TestAll) {
-  const size_t kSize = 16;
-  const char in[kSize * 2 + 1] = "0123456789ABCDEFGHIJKLMNOPQRSTUV";
-  char out[kSize * 2];
-  void* p;
-  const void* q;
-  size_t bytes;
-  FifoBuffer buf(kSize);
-  StreamInterface* stream = &buf;
-
-  // Test assumptions about base state
-  EXPECT_EQ(SS_OPEN, stream->GetState());
-  EXPECT_EQ(SR_BLOCK, stream->Read(out, kSize, &bytes, nullptr));
-  EXPECT_TRUE(nullptr != stream->GetReadData(&bytes));
-  EXPECT_EQ((size_t)0, bytes);
-  stream->ConsumeReadData(0);
-  EXPECT_TRUE(nullptr != stream->GetWriteBuffer(&bytes));
-  EXPECT_EQ(kSize, bytes);
-  stream->ConsumeWriteBuffer(0);
-
-  // Try a full write
-  EXPECT_EQ(SR_SUCCESS, stream->Write(in, kSize, &bytes, nullptr));
-  EXPECT_EQ(kSize, bytes);
-
-  // Try a write that should block
-  EXPECT_EQ(SR_BLOCK, stream->Write(in, kSize, &bytes, nullptr));
-
-  // Try a full read
-  EXPECT_EQ(SR_SUCCESS, stream->Read(out, kSize, &bytes, nullptr));
-  EXPECT_EQ(kSize, bytes);
-  EXPECT_EQ(0, memcmp(in, out, kSize));
-
-  // Try a read that should block
-  EXPECT_EQ(SR_BLOCK, stream->Read(out, kSize, &bytes, nullptr));
-
-  // Try a too-big write
-  EXPECT_EQ(SR_SUCCESS, stream->Write(in, kSize * 2, &bytes, nullptr));
-  EXPECT_EQ(bytes, kSize);
-
-  // Try a too-big read
-  EXPECT_EQ(SR_SUCCESS, stream->Read(out, kSize * 2, &bytes, nullptr));
-  EXPECT_EQ(kSize, bytes);
-  EXPECT_EQ(0, memcmp(in, out, kSize));
-
-  // Try some small writes and reads
-  EXPECT_EQ(SR_SUCCESS, stream->Write(in, kSize / 2, &bytes, nullptr));
-  EXPECT_EQ(kSize / 2, bytes);
-  EXPECT_EQ(SR_SUCCESS, stream->Read(out, kSize / 2, &bytes, nullptr));
-  EXPECT_EQ(kSize / 2, bytes);
-  EXPECT_EQ(0, memcmp(in, out, kSize / 2));
-  EXPECT_EQ(SR_SUCCESS, stream->Write(in, kSize / 2, &bytes, nullptr));
-  EXPECT_EQ(kSize / 2, bytes);
-  EXPECT_EQ(SR_SUCCESS, stream->Write(in, kSize / 2, &bytes, nullptr));
-  EXPECT_EQ(kSize / 2, bytes);
-  EXPECT_EQ(SR_SUCCESS, stream->Read(out, kSize / 2, &bytes, nullptr));
-  EXPECT_EQ(kSize / 2, bytes);
-  EXPECT_EQ(0, memcmp(in, out, kSize / 2));
-  EXPECT_EQ(SR_SUCCESS, stream->Read(out, kSize / 2, &bytes, nullptr));
-  EXPECT_EQ(kSize / 2, bytes);
-  EXPECT_EQ(0, memcmp(in, out, kSize / 2));
-
-  // Try wraparound reads and writes in the following pattern
-  // WWWWWWWWWWWW.... 0123456789AB....
-  // RRRRRRRRXXXX.... ........89AB....
-  // WWWW....XXXXWWWW 4567....89AB0123
-  // XXXX....RRRRXXXX 4567........0123
-  // XXXXWWWWWWWWXXXX 4567012345670123
-  // RRRRXXXXXXXXRRRR ....01234567....
-  // ....RRRRRRRR.... ................
-  EXPECT_EQ(SR_SUCCESS, stream->Write(in, kSize * 3 / 4, &bytes, nullptr));
-  EXPECT_EQ(kSize * 3 / 4, bytes);
-  EXPECT_EQ(SR_SUCCESS, stream->Read(out, kSize / 2, &bytes, nullptr));
-  EXPECT_EQ(kSize / 2, bytes);
-  EXPECT_EQ(0, memcmp(in, out, kSize / 2));
-  EXPECT_EQ(SR_SUCCESS, stream->Write(in, kSize / 2, &bytes, nullptr));
-  EXPECT_EQ(kSize / 2, bytes);
-  EXPECT_EQ(SR_SUCCESS, stream->Read(out, kSize / 4, &bytes, nullptr));
-  EXPECT_EQ(kSize / 4 , bytes);
-  EXPECT_EQ(0, memcmp(in + kSize / 2, out, kSize / 4));
-  EXPECT_EQ(SR_SUCCESS, stream->Write(in, kSize / 2, &bytes, nullptr));
-  EXPECT_EQ(kSize / 2, bytes);
-  EXPECT_EQ(SR_SUCCESS, stream->Read(out, kSize / 2, &bytes, nullptr));
-  EXPECT_EQ(kSize / 2 , bytes);
-  EXPECT_EQ(0, memcmp(in, out, kSize / 2));
-  EXPECT_EQ(SR_SUCCESS, stream->Read(out, kSize / 2, &bytes, nullptr));
-  EXPECT_EQ(kSize / 2 , bytes);
-  EXPECT_EQ(0, memcmp(in, out, kSize / 2));
-
-  // Use GetWriteBuffer to reset the read_position for the next tests
-  stream->GetWriteBuffer(&bytes);
-  stream->ConsumeWriteBuffer(0);
-
-  // Try using GetReadData to do a full read
-  EXPECT_EQ(SR_SUCCESS, stream->Write(in, kSize, &bytes, nullptr));
-  q = stream->GetReadData(&bytes);
-  EXPECT_TRUE(nullptr != q);
-  EXPECT_EQ(kSize, bytes);
-  EXPECT_EQ(0, memcmp(q, in, kSize));
-  stream->ConsumeReadData(kSize);
-  EXPECT_EQ(SR_BLOCK, stream->Read(out, kSize, &bytes, nullptr));
-
-  // Try using GetReadData to do some small reads
-  EXPECT_EQ(SR_SUCCESS, stream->Write(in, kSize, &bytes, nullptr));
-  q = stream->GetReadData(&bytes);
-  EXPECT_TRUE(nullptr != q);
-  EXPECT_EQ(kSize, bytes);
-  EXPECT_EQ(0, memcmp(q, in, kSize / 2));
-  stream->ConsumeReadData(kSize / 2);
-  q = stream->GetReadData(&bytes);
-  EXPECT_TRUE(nullptr != q);
-  EXPECT_EQ(kSize / 2, bytes);
-  EXPECT_EQ(0, memcmp(q, in + kSize / 2, kSize / 2));
-  stream->ConsumeReadData(kSize / 2);
-  EXPECT_EQ(SR_BLOCK, stream->Read(out, kSize, &bytes, nullptr));
-
-  // Try using GetReadData in a wraparound case
-  // WWWWWWWWWWWWWWWW 0123456789ABCDEF
-  // RRRRRRRRRRRRXXXX ............CDEF
-  // WWWWWWWW....XXXX 01234567....CDEF
-  // ............RRRR 01234567........
-  // RRRRRRRR........ ................
-  EXPECT_EQ(SR_SUCCESS, stream->Write(in, kSize, &bytes, nullptr));
-  EXPECT_EQ(SR_SUCCESS, stream->Read(out, kSize * 3 / 4, &bytes, nullptr));
-  EXPECT_EQ(SR_SUCCESS, stream->Write(in, kSize / 2, &bytes, nullptr));
-  q = stream->GetReadData(&bytes);
-  EXPECT_TRUE(nullptr != q);
-  EXPECT_EQ(kSize / 4, bytes);
-  EXPECT_EQ(0, memcmp(q, in + kSize * 3 / 4, kSize / 4));
-  stream->ConsumeReadData(kSize / 4);
-  q = stream->GetReadData(&bytes);
-  EXPECT_TRUE(nullptr != q);
-  EXPECT_EQ(kSize / 2, bytes);
-  EXPECT_EQ(0, memcmp(q, in, kSize / 2));
-  stream->ConsumeReadData(kSize / 2);
-
-  // Use GetWriteBuffer to reset the read_position for the next tests
-  stream->GetWriteBuffer(&bytes);
-  stream->ConsumeWriteBuffer(0);
-
-  // Try using GetWriteBuffer to do a full write
-  p = stream->GetWriteBuffer(&bytes);
-  EXPECT_TRUE(nullptr != p);
-  EXPECT_EQ(kSize, bytes);
-  memcpy(p, in, kSize);
-  stream->ConsumeWriteBuffer(kSize);
-  EXPECT_EQ(SR_SUCCESS, stream->Read(out, kSize, &bytes, nullptr));
-  EXPECT_EQ(kSize, bytes);
-  EXPECT_EQ(0, memcmp(in, out, kSize));
-
-  // Try using GetWriteBuffer to do some small writes
-  p = stream->GetWriteBuffer(&bytes);
-  EXPECT_TRUE(nullptr != p);
-  EXPECT_EQ(kSize, bytes);
-  memcpy(p, in, kSize / 2);
-  stream->ConsumeWriteBuffer(kSize / 2);
-  p = stream->GetWriteBuffer(&bytes);
-  EXPECT_TRUE(nullptr != p);
-  EXPECT_EQ(kSize / 2, bytes);
-  memcpy(p, in + kSize / 2, kSize / 2);
-  stream->ConsumeWriteBuffer(kSize / 2);
-  EXPECT_EQ(SR_SUCCESS, stream->Read(out, kSize, &bytes, nullptr));
-  EXPECT_EQ(kSize, bytes);
-  EXPECT_EQ(0, memcmp(in, out, kSize));
-
-  // Try using GetWriteBuffer in a wraparound case
-  // WWWWWWWWWWWW.... 0123456789AB....
-  // RRRRRRRRXXXX.... ........89AB....
-  // ........XXXXWWWW ........89AB0123
-  // WWWW....XXXXXXXX 4567....89AB0123
-  // RRRR....RRRRRRRR ................
-  EXPECT_EQ(SR_SUCCESS, stream->Write(in, kSize * 3 / 4, &bytes, nullptr));
-  EXPECT_EQ(SR_SUCCESS, stream->Read(out, kSize / 2, &bytes, nullptr));
-  p = stream->GetWriteBuffer(&bytes);
-  EXPECT_TRUE(nullptr != p);
-  EXPECT_EQ(kSize / 4, bytes);
-  memcpy(p, in, kSize / 4);
-  stream->ConsumeWriteBuffer(kSize / 4);
-  p = stream->GetWriteBuffer(&bytes);
-  EXPECT_TRUE(nullptr != p);
-  EXPECT_EQ(kSize / 2, bytes);
-  memcpy(p, in + kSize / 4, kSize / 4);
-  stream->ConsumeWriteBuffer(kSize / 4);
-  EXPECT_EQ(SR_SUCCESS, stream->Read(out, kSize * 3 / 4, &bytes, nullptr));
-  EXPECT_EQ(kSize * 3 / 4, bytes);
-  EXPECT_EQ(0, memcmp(in + kSize / 2, out, kSize / 4));
-  EXPECT_EQ(0, memcmp(in, out + kSize / 4, kSize / 4));
-
-  // Check that the stream is now empty
-  EXPECT_EQ(SR_BLOCK, stream->Read(out, kSize, &bytes, nullptr));
-
-  // Try growing the buffer
-  EXPECT_EQ(SR_SUCCESS, stream->Write(in, kSize, &bytes, nullptr));
-  EXPECT_EQ(kSize, bytes);
-  EXPECT_TRUE(buf.SetCapacity(kSize * 2));
-  EXPECT_EQ(SR_SUCCESS, stream->Write(in + kSize, kSize, &bytes, nullptr));
-  EXPECT_EQ(kSize, bytes);
-  EXPECT_EQ(SR_SUCCESS, stream->Read(out, kSize * 2, &bytes, nullptr));
-  EXPECT_EQ(kSize * 2, bytes);
-  EXPECT_EQ(0, memcmp(in, out, kSize * 2));
-
-  // Try shrinking the buffer
-  EXPECT_EQ(SR_SUCCESS, stream->Write(in, kSize, &bytes, nullptr));
-  EXPECT_EQ(kSize, bytes);
-  EXPECT_TRUE(buf.SetCapacity(kSize));
-  EXPECT_EQ(SR_BLOCK, stream->Write(in, kSize, &bytes, nullptr));
-  EXPECT_EQ(SR_SUCCESS, stream->Read(out, kSize, &bytes, nullptr));
-  EXPECT_EQ(kSize, bytes);
-  EXPECT_EQ(0, memcmp(in, out, kSize));
-
-  // Write to the stream, close it, read the remaining bytes
-  EXPECT_EQ(SR_SUCCESS, stream->Write(in, kSize / 2, &bytes, nullptr));
-  stream->Close();
-  EXPECT_EQ(SS_CLOSED, stream->GetState());
-  EXPECT_EQ(SR_EOS, stream->Write(in, kSize / 2, &bytes, nullptr));
-  EXPECT_EQ(SR_SUCCESS, stream->Read(out, kSize / 2, &bytes, nullptr));
-  EXPECT_EQ(0, memcmp(in, out, kSize / 2));
-  EXPECT_EQ(SR_EOS, stream->Read(out, kSize / 2, &bytes, nullptr));
-}
-
-TEST(FifoBufferTest, FullBufferCheck) {
-  FifoBuffer buff(10);
-  buff.ConsumeWriteBuffer(10);
-
-  size_t free;
-  EXPECT_TRUE(buff.GetWriteBuffer(&free) != nullptr);
-  EXPECT_EQ(0U, free);
-}
-
-TEST(FifoBufferTest, WriteOffsetAndReadOffset) {
-  const size_t kSize = 16;
-  const char in[kSize * 2 + 1] = "0123456789ABCDEFGHIJKLMNOPQRSTUV";
-  char out[kSize * 2];
-  FifoBuffer buf(kSize);
-
-  // Write 14 bytes.
-  EXPECT_EQ(SR_SUCCESS, buf.Write(in, 14, nullptr, nullptr));
-
-  // Make sure data is in |buf|.
-  size_t buffered;
-  EXPECT_TRUE(buf.GetBuffered(&buffered));
-  EXPECT_EQ(14u, buffered);
-
-  // Read 10 bytes.
-  buf.ConsumeReadData(10);
-
-  // There should be now 12 bytes of available space.
-  size_t remaining;
-  EXPECT_TRUE(buf.GetWriteRemaining(&remaining));
-  EXPECT_EQ(12u, remaining);
-
-  // Write at offset 12, this should fail.
-  EXPECT_EQ(SR_BLOCK, buf.WriteOffset(in, 10, 12, nullptr));
-
-  // Write 8 bytes at offset 4, this wraps around the buffer.
-  EXPECT_EQ(SR_SUCCESS, buf.WriteOffset(in, 8, 4, nullptr));
-
-  // Number of available space remains the same until we call
-  // ConsumeWriteBuffer().
-  EXPECT_TRUE(buf.GetWriteRemaining(&remaining));
-  EXPECT_EQ(12u, remaining);
-  buf.ConsumeWriteBuffer(12);
-
-  // There's 4 bytes bypassed and 4 bytes no read so skip them and verify the
-  // 8 bytes written.
-  size_t read;
-  EXPECT_EQ(SR_SUCCESS, buf.ReadOffset(out, 8, 8, &read));
-  EXPECT_EQ(8u, read);
-  EXPECT_EQ(0, memcmp(out, in, 8));
-
-  // There should still be 16 bytes available for reading.
-  EXPECT_TRUE(buf.GetBuffered(&buffered));
-  EXPECT_EQ(16u, buffered);
-
-  // Read at offset 16, this should fail since we don't have that much data.
-  EXPECT_EQ(SR_BLOCK, buf.ReadOffset(out, 10, 16, nullptr));
-}
-
-}  // namespace rtc