printing/page_number_unittest.cc

   1 // Copyright 2006-2008 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 "printing/page_number.h"
   6 #include "printing/print_settings.h"
   7 #include "testing/gmock/include/gmock/gmock.h"
   8 #include "testing/gtest/include/gtest/gtest.h"
   9
  10 TEST(PageNumberTest, Count) {
  11   printing::PageRanges ranges;
  12   printing::PageNumber page;
  13   EXPECT_EQ(printing::PageNumber::npos(), page);
  14   page.Init(ranges, 3);
  15   EXPECT_EQ(0u, page.ToUint());
  16   EXPECT_NE(printing::PageNumber::npos(), page);
  17   ++page;
  18   EXPECT_EQ(1u, page.ToUint());
  19   EXPECT_NE(printing::PageNumber::npos(), page);
  20
  21   printing::PageNumber page_copy(page);
  22   EXPECT_EQ(1u, page_copy.ToUint());
  23   EXPECT_EQ(1u, page.ToUint());
  24   ++page;
  25   EXPECT_EQ(1u, page_copy.ToUint());
  26   EXPECT_EQ(2u, page.ToUint());
  27   ++page;
  28   EXPECT_EQ(printing::PageNumber::npos(), page);
  29   ++page;
  30   EXPECT_EQ(printing::PageNumber::npos(), page);
  31 }
  32
  33 TEST(PageNumberTest, GetPages) {
  34   printing::PageRanges ranges = {{5, 6}, {0, 2}, {9, 9}, {11, 10000}};
  35   EXPECT_THAT(printing::PageNumber::GetPages(ranges, 8),
  36               testing::ElementsAre(0, 1, 2, 5, 6));
  37   EXPECT_THAT(printing::PageNumber::GetPages(ranges, 13),
  38               testing::ElementsAre(0, 1, 2, 5, 6, 9, 11, 12));
  39   EXPECT_THAT(printing::PageNumber::GetPages({}, 5),
  40               testing::ElementsAre(0, 1, 2, 3, 4));
  41 }
  42
  43 TEST(PageNumberTest, GetPagesOutOfRange) {
  44   printing::PageRanges ranges = {{7, 8}};
  45   EXPECT_THAT(printing::PageNumber::GetPages(ranges, 7), testing::IsEmpty());
  46 }