pdf/page_orientation_unittest.cc

   1 // Copyright 2019 The Chromium Authors
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "pdf/page_orientation.h"
   6
   7 #include "testing/gtest/include/gtest/gtest.h"
   8
   9 namespace chrome_pdf {
  10 namespace {
  11
  12 TEST(PageOrientationTest, RotateClockwise) {
  13   EXPECT_EQ(RotateClockwise(PageOrientation::kOriginal),
  14             PageOrientation::kClockwise90);
  15   EXPECT_EQ(RotateClockwise(PageOrientation::kClockwise90),
  16             PageOrientation::kClockwise180);
  17   EXPECT_EQ(RotateClockwise(PageOrientation::kClockwise180),
  18             PageOrientation::kClockwise270);
  19   EXPECT_EQ(RotateClockwise(PageOrientation::kClockwise270),
  20             PageOrientation::kOriginal);
  21   EXPECT_EQ(RotateClockwise(PageOrientation::kLast),
  22             PageOrientation::kOriginal);
  23 }
  24
  25 TEST(PageOrientationTest, RotateCounterclockwise) {
  26   EXPECT_EQ(RotateCounterclockwise(PageOrientation::kOriginal),
  27             PageOrientation::kClockwise270);
  28   EXPECT_EQ(RotateCounterclockwise(PageOrientation::kClockwise90),
  29             PageOrientation::kOriginal);
  30   EXPECT_EQ(RotateCounterclockwise(PageOrientation::kClockwise180),
  31             PageOrientation::kClockwise90);
  32   EXPECT_EQ(RotateCounterclockwise(PageOrientation::kClockwise270),
  33             PageOrientation::kClockwise180);
  34   EXPECT_EQ(RotateCounterclockwise(PageOrientation::kLast),
  35             PageOrientation::kClockwise180);
  36 }
  37
  38 }  // namespace
  39 }  // namespace chrome_pdf