pagespeed/kernel/image/scanline_status_test.cc

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 "pagespeed/kernel/base/basictypes.h"
#include "pagespeed/kernel/base/gtest.h"
#include "pagespeed/kernel/image/scanline_status.h"

namespace pagespeed {

namespace image_compression {
TEST(ScanlineStatusTest, ComesFromReader) {
  const ScanlineStatusSource kAllSources[] = {
    SCANLINE_UNKNOWN,
    SCANLINE_PNGREADER,
    SCANLINE_PNGREADERRAW,
    SCANLINE_GIFREADER,
    SCANLINE_GIFREADERRAW,
    SCANLINE_JPEGREADER,
    SCANLINE_WEBPREADER,
    SCANLINE_RESIZER,
    SCANLINE_PNGWRITER,
    SCANLINE_JPEGWRITER,
    SCANLINE_WEBPWRITER,
    SCANLINE_UTIL,
    SCANLINE_PIXEL_FORMAT_OPTIMIZER,
    FRAME_TO_SCANLINE_READER_ADAPTER,
    FRAME_TO_SCANLINE_WRITER_ADAPTER,
    SCANLINE_TO_FRAME_READER_ADAPTER,
    SCANLINE_TO_FRAME_WRITER_ADAPTER,
    FRAME_GIFREADER,
    FRAME_WEBPWRITER,
    FRAME_PADDING_READER,
  };

  EXPECT_EQ(NUM_SCANLINE_SOURCE, arraysize(kAllSources));

  for (int i = 0; i < NUM_SCANLINE_SOURCE; ++i) {
    ScanlineStatus status(SCANLINE_STATUS_SUCCESS, kAllSources[i], "");
    bool is_reader = (strstr(status.SourceStr(), "READER") != NULL);
    EXPECT_EQ(is_reader, status.ComesFromReader());
  }
}

}  // namespace image_compression

}  // namespace pagespeed