Reading, writing of CDD and CJT JSON formats.

components/cloud_devices/printer_description_unittest.cc

Index: components/cloud_devices/printer_description_unittest.cc
diff --git a/components/cloud_devices/printer_description_unittest.cc b/components/cloud_devices/printer_description_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..d6a68f09acfaf9cdb7aaef04dbb8349c3a2df682
--- /dev/null
+++ b/components/cloud_devices/printer_description_unittest.cc
@@ -0,0 +1,581 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "components/cloud_devices/printer_description.h"
+
+#include "base/json/json_reader.h"
+#include "base/json/json_writer.h"
+#include "base/strings/string_util.h"
+#include "base/values.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace cloud_devices {
+
+namespace printer {
+
+// Replaces ' with " to allow readable json constants in tests.
+// Makes sure that same json value represented by same strings to simplify
+// comparison.
+std::string NormalizeJson(const std::string& json) {
+  std::string result = json;
+  base::ReplaceChars(result, "'", "\"", &result);
+  scoped_ptr<base::Value> value(base::JSONReader::Read(result));
+  DCHECK(value);
+  base::JSONWriter::Write(value.get(), &result);
+  return result;
+}
+
+const char kCdd[] =
+"{"
+"  'version': '1.0',"
+"  'printer': {"
+"    'supported_content_type': [ {"
+"      'content_type': 'image/pwg-raster'"
+"    }, {"
+"      'content_type': 'image/jpeg'"
+"    } ],"
+"    'color': {"
+"      'option': [ {"
+"        'is_default': true,"
+"        'type': 'STANDARD_COLOR'"
+"      }, {"
+"        'type': 'STANDARD_MONOCHROME'"
+"      }, {"
+"        'type': 'CUSTOM_MONOCHROME',"
+"        'vendor_id': '123',"
+"        'custom_display_name': 'monochrome'"
+"      } ]"
+"    },"
+"    'duplex': {"
+"      'option': [ {"
+"        'is_default': true,"
+"        'type': 'LONG_EDGE'"
+"       }, {"
+"        'type': 'SHORT_EDGE'"
+"       }, {"
+"        'type': 'NO_DUPLEX'"
+"       } ]"
+"    },"
+"    'page_orientation': {"
+"      'option': [ {"
+"        'type': 'PORTRAIT'"
+"      }, {"
+"        'type': 'LANDSCAPE'"
+"      }, {"
+"        'is_default': true,"
+"        'type': 'AUTO'"
+"      } ]"
+"    },"
+"    'copies': {"
+"    },"
+"    'margins': {"
+"      'option': [ {"
+"        'is_default': true,"
+"        'type': 'BORDERLESS',"
+"        'top_microns': 0,"
+"        'right_microns': 0,"
+"        'bottom_microns': 0,"
+"        'left_microns': 0"
+"      }, {"
+"         'type': 'STANDARD',"
+"         'top_microns': 100,"
+"         'right_microns': 200,"
+"         'bottom_microns': 300,"
+"         'left_microns': 400"
+"      }, {"
+"         'type': 'CUSTOM',"
+"         'top_microns': 1,"
+"         'right_microns': 2,"
+"         'bottom_microns': 3,"
+"         'left_microns': 4"
+"      } ]"
+"    },"
+"    'dpi': {"
+"      'option': [ {"
+"        'horizontal_dpi': 150,"
+"        'vertical_dpi': 250"
+"      }, {"
+"        'is_default': true,"
+"        'horizontal_dpi': 600,"
+"        'vertical_dpi': 1600"
+"      } ]"
+"    },"
+"    'fit_to_page': {"
+"      'option': [ {"
+"        'is_default': true,"
+"        'type': 'NO_FITTING'"
+"      }, {"
+"        'type': 'FIT_TO_PAGE'"
+"      }, {"
+"        'type': 'GROW_TO_PAGE'"
+"      }, {"
+"        'type': 'SHRINK_TO_PAGE'"
+"      }, {"
+"        'type': 'FILL_PAGE'"
+"      } ]"
+"    },"
+"    'page_range': {"
+"    },"
+"    'media_size': {"
+"      'option': [ {"
+"        'is_default': true,"
+"        'name': 'NA_LETTER',"
+"        'width_microns': 2222,"
+"        'height_microns': 3333"
+"      }, {"
+"        'name': 'ISO_A6',"
+"        'width_microns': 4444,"
+"        'height_microns': 5555"
+"      }, {"
+"        'name': 'JPN_YOU4',"
+"        'width_microns': 6666,"
+"        'height_microns': 7777"
+"      }, {"
+"        'width_microns': 1111,"
+"        'is_continuous_feed': true,"
+"        'custom_display_name': 'FEED'"
+"      } ]"
+"    },"
+"    'collate': {"
+"      'default': false"
+"    },"
+"    'reverse_order': {"
+"      'default': true"
+"    }"
+"  }"
+"}";
+
+
+const char kDefaultCdd[] =
+"{"
+"  'version': '1.0'"
+"}";
+
+const char kBadVersionCdd[] =
+"{"
+"  'version': '1.1',"
+"  'printer': {"
+"  }"
+"}";
+
+const char kNoDefaultCdd[] =
+"{"
+"  'version': '1.0',"
+"  'printer': {"
+"    'color': {"
+"      'option': [ {"
+"        'type': 'STANDARD_COLOR'"
+"      }, {"
+"        'type': 'STANDARD_MONOCHROME'"
+"      } ]"
+"    }"
+"  }"
+"}";
+
+const char kMultyDefaultCdd[] =
+"{"
+"  'version': '1.0',"
+"  'printer': {"
+"    'color': {"
+"      'option': [ {"
+"        'is_default': true,"
+"        'type': 'STANDARD_COLOR'"
+"      }, {"
+"        'is_default': true,"
+"        'type': 'STANDARD_MONOCHROME'"
+"      } ]"
+"    }"
+"  }"
+"}";
+
+const char kCjt[] =
+"{"
+"  'version': '1.0',"
+"  'printer': {"
+"    'color': {"
+"      'type': 'STANDARD_MONOCHROME'"
+"    },"
+"    'duplex': {"
+"      'type': 'NO_DUPLEX'"
+"    },"
+"    'page_orientation': {"
+"      'type': 'LANDSCAPE'"
+"    },"
+"    'copies': {"
+"      'copies': 123"
+"    },"
+"    'margins': {"
+"       'type': 'CUSTOM',"
+"       'top_microns': 7,"
+"       'right_microns': 6,"
+"       'bottom_microns': 3,"
+"       'left_microns': 1"
+"    },"
+"    'dpi': {"
+"      'horizontal_dpi': 562,"
+"      'vertical_dpi': 125"
+"    },"
+"    'fit_to_page': {"
+"      'type': 'SHRINK_TO_PAGE'"
+"    },"
+"    'page_range': {"
+"      'interval': [ {"
+"        'start': 1,"
+"        'end': 99"
+"       }, {"
+"        'start': 150"
+"       } ]"
+"    },"
+"    'media_size': {"
+"      'name': 'ISO_C7C6',"
+"      'width_microns': 4261,"
+"      'height_microns': 334"
+"    },"
+"    'collate': {"
+"      'collate': false"
+"    },"
+"    'reverse_order': {"
+"      'reverse_order': true"
+"    }"
+"  }"
+"}";
+
+const char kDefaultCjt[] =
+"{"
+"  'version': '1.0'"
+"}";
+
+const char kBadVersionCjt[] =
+"{"
+"  'version': '1.1',"
+"  'printer': {"
+"  }"
+"}";
+
+TEST(PrinterDescriptionTest, CddInit) {
+  CloudDeviceDescription description;
+  EXPECT_EQ(NormalizeJson(kDefaultCdd), NormalizeJson(description.ToString()));
+
+  ContentTypesCapability content_types;
+  ColorCapability color;
+  DuplexCapability duplex;
+  OrientationCapability orientation;
+  MarginsCapability margins;
+  DpiCapability dpi;
+  FitToPageCapability fit_to_page;
+  MediaCapability media;
+  CopiesCapability copies;
+  PageRangeCapability page_range;
+  CollateCapability collate;
+  ReverseCapability reverse;
+
+  EXPECT_FALSE(content_types.LoadFrom(description));
+  EXPECT_FALSE(color.LoadFrom(description));
+  EXPECT_FALSE(duplex.LoadFrom(description));
+  EXPECT_FALSE(orientation.LoadFrom(description));
+  EXPECT_FALSE(copies.LoadFrom(description));
+  EXPECT_FALSE(margins.LoadFrom(description));
+  EXPECT_FALSE(dpi.LoadFrom(description));
+  EXPECT_FALSE(fit_to_page.LoadFrom(description));
+  EXPECT_FALSE(page_range.LoadFrom(description));
+  EXPECT_FALSE(media.LoadFrom(description));
+  EXPECT_FALSE(collate.LoadFrom(description));
+  EXPECT_FALSE(reverse.LoadFrom(description));
+  EXPECT_FALSE(media.LoadFrom(description));
+}
+
+TEST(PrinterDescriptionTest, CddInvalid) {
+  CloudDeviceDescription description;
+  ColorCapability color;
+
+  EXPECT_FALSE(description.InitFromString(NormalizeJson(kBadVersionCdd)));
+
+  EXPECT_TRUE(description.InitFromString(NormalizeJson(kNoDefaultCdd)));
+  EXPECT_FALSE(color.LoadFrom(description));
+
+  EXPECT_TRUE(description.InitFromString(NormalizeJson(kMultyDefaultCdd)));
+  EXPECT_FALSE(color.LoadFrom(description));
+}
+
+TEST(PrinterDescriptionTest, CddSetAll) {
+  CloudDeviceDescription description;
+
+  ContentTypesCapability content_types;
+  ColorCapability color;
+  DuplexCapability duplex;
+  OrientationCapability orientation;
+  MarginsCapability margins;
+  DpiCapability dpi;
+  FitToPageCapability fit_to_page;
+  MediaCapability media;
+  CopiesCapability copies;
+  PageRangeCapability page_range;
+  CollateCapability collate;
+  ReverseCapability reverse;
+
+  content_types.AddOption("image/pwg-raster");
+  content_types.AddOption("image/jpeg");
+
+  color.AddDefaultOption(Color(STANDARD_COLOR), true);
+  color.AddOption(Color(STANDARD_MONOCHROME));
+  Color custom(CUSTOM_MONOCHROME);
+  custom.vendor_id = "123";
+  custom.custom_display_name = "monochrome";
+  color.AddOption(custom);
+
+  duplex.AddDefaultOption(LONG_EDGE, true);
+  duplex.AddOption(SHORT_EDGE);
+  duplex.AddOption(NO_DUPLEX);
+
+  orientation.AddOption(PORTRAIT);
+  orientation.AddOption(LANDSCAPE);
+  orientation.AddDefaultOption(AUTO_ORIENTATION, true);
+
+  margins.AddDefaultOption(Margins(NO_MARGINS, 0, 0, 0, 0), true);
+  margins.AddOption(Margins(STANDARD_MARGINS, 100, 200, 300, 400));
+  margins.AddOption(Margins(CUSTOM_MARGINS, 1, 2, 3, 4));
+
+  dpi.AddOption(Dpi(150, 250));
+  dpi.AddDefaultOption(Dpi(600, 1600), true);
+
+  fit_to_page.AddDefaultOption(NO_FITTING, true);
+  fit_to_page.AddOption(FIT_TO_PAGE);
+  fit_to_page.AddOption(GROW_TO_PAGE);
+  fit_to_page.AddOption(SHRINK_TO_PAGE);
+  fit_to_page.AddOption(FILL_PAGE);
+
+  media.AddDefaultOption(Media(NA_LETTER, 2222, 3333), true);
+  media.AddOption(Media(ISO_A6, 4444, 5555));
+  media.AddOption(Media(JPN_YOU4, 6666, 7777));
+  media.AddOption(Media("FEED", 1111, 0));
+
+  collate.set_default_value(false);
+  reverse.set_default_value(true);
+
+  content_types.SaveTo(&description);
+  color.SaveTo(&description);
+  duplex.SaveTo(&description);
+  orientation.SaveTo(&description);
+  copies.SaveTo(&description);
+  margins.SaveTo(&description);
+  dpi.SaveTo(&description);
+  fit_to_page.SaveTo(&description);
+  page_range.SaveTo(&description);
+  media.SaveTo(&description);
+  collate.SaveTo(&description);
+  reverse.SaveTo(&description);
+
+  EXPECT_EQ(NormalizeJson(kCdd), NormalizeJson(description.ToString()));
+}
+
+TEST(PrinterDescriptionTest, CddGetAll) {
+  CloudDeviceDescription description;
+  ASSERT_TRUE(description.InitFromString(NormalizeJson(kCdd)));
+
+  ContentTypesCapability content_types;
+  ColorCapability color;
+  DuplexCapability duplex;
+  OrientationCapability orientation;
+  MarginsCapability margins;
+  DpiCapability dpi;
+  FitToPageCapability fit_to_page;
+  MediaCapability media;
+  CopiesCapability copies;
+  PageRangeCapability page_range;
+  CollateCapability collate;
+  ReverseCapability reverse;
+
+  EXPECT_TRUE(content_types.LoadFrom(description));
+  EXPECT_TRUE(color.LoadFrom(description));
+  EXPECT_TRUE(duplex.LoadFrom(description));
+  EXPECT_TRUE(orientation.LoadFrom(description));
+  EXPECT_TRUE(copies.LoadFrom(description));
+  EXPECT_TRUE(margins.LoadFrom(description));
+  EXPECT_TRUE(dpi.LoadFrom(description));
+  EXPECT_TRUE(fit_to_page.LoadFrom(description));
+  EXPECT_TRUE(page_range.LoadFrom(description));
+  EXPECT_TRUE(media.LoadFrom(description));
+  EXPECT_TRUE(collate.LoadFrom(description));
+  EXPECT_TRUE(reverse.LoadFrom(description));
+  EXPECT_TRUE(media.LoadFrom(description));
+
+  EXPECT_TRUE(content_types.Contains("image/pwg-raster"));
+  EXPECT_TRUE(content_types.Contains("image/jpeg"));
+
+  EXPECT_TRUE(color.Contains(Color(STANDARD_COLOR)));
+  EXPECT_TRUE(color.Contains(Color(STANDARD_MONOCHROME)));
+  Color custom(CUSTOM_MONOCHROME);
+  custom.vendor_id = "123";
+  custom.custom_display_name = "monochrome";
+  EXPECT_TRUE(color.Contains(custom));
+  EXPECT_EQ(Color(STANDARD_COLOR), color.GetDefault());
+
+  EXPECT_TRUE(duplex.Contains(LONG_EDGE));
+  EXPECT_TRUE(duplex.Contains(SHORT_EDGE));
+  EXPECT_TRUE(duplex.Contains(NO_DUPLEX));
+  EXPECT_EQ(LONG_EDGE, duplex.GetDefault());
+
+  EXPECT_TRUE(orientation.Contains(PORTRAIT));
+  EXPECT_TRUE(orientation.Contains(LANDSCAPE));
+  EXPECT_TRUE(orientation.Contains(AUTO_ORIENTATION));
+  EXPECT_EQ(AUTO_ORIENTATION, orientation.GetDefault());
+
+  EXPECT_TRUE(margins.Contains(Margins(NO_MARGINS, 0, 0, 0, 0)));
+  EXPECT_TRUE(margins.Contains(Margins(STANDARD_MARGINS, 100, 200, 300, 400)));
+  EXPECT_TRUE(margins.Contains(Margins(CUSTOM_MARGINS, 1, 2, 3, 4)));
+  EXPECT_EQ(Margins(NO_MARGINS, 0, 0, 0, 0), margins.GetDefault());
+
+  EXPECT_TRUE(dpi.Contains(Dpi(150, 250)));
+  EXPECT_TRUE(dpi.Contains(Dpi(600, 1600)));
+  EXPECT_EQ(Dpi(600, 1600), dpi.GetDefault());
+
+  EXPECT_TRUE(fit_to_page.Contains(NO_FITTING));
+  EXPECT_TRUE(fit_to_page.Contains(FIT_TO_PAGE));
+  EXPECT_TRUE(fit_to_page.Contains(GROW_TO_PAGE));
+  EXPECT_TRUE(fit_to_page.Contains(SHRINK_TO_PAGE));
+  EXPECT_TRUE(fit_to_page.Contains(FILL_PAGE));
+  EXPECT_EQ(NO_FITTING, fit_to_page.GetDefault());
+
+  EXPECT_TRUE(media.Contains(Media(NA_LETTER, 2222, 3333)));
+  EXPECT_TRUE(media.Contains(Media(ISO_A6, 4444, 5555)));
+  EXPECT_TRUE(media.Contains(Media(JPN_YOU4, 6666, 7777)));
+  EXPECT_TRUE(media.Contains(Media("FEED", 1111, 0)));
+  EXPECT_EQ(Media(NA_LETTER, 2222, 3333), media.GetDefault());
+
+  EXPECT_FALSE(collate.default_value());
+  EXPECT_TRUE(reverse.default_value());
+
+  EXPECT_EQ(NormalizeJson(kCdd), NormalizeJson(description.ToString()));
+}
+
+TEST(PrinterDescriptionTest, CjtInit) {
+  CloudDeviceDescription description;
+  EXPECT_EQ(NormalizeJson(kDefaultCjt), NormalizeJson(description.ToString()));
+
+  ColorTicketItem color;
+  DuplexTicketItem duplex;
+  OrientationTicketItem orientation;
+  MarginsTicketItem margins;
+  DpiTicketItem dpi;
+  FitToPageTicketItem fit_to_page;
+  MediaTicketItem media;
+  CopiesTicketItem copies;
+  PageRangeTicketItem page_range;
+  CollateTicketItem collate;
+  ReverseTicketItem reverse;
+
+  EXPECT_FALSE(color.LoadFrom(description));
+  EXPECT_FALSE(duplex.LoadFrom(description));
+  EXPECT_FALSE(orientation.LoadFrom(description));
+  EXPECT_FALSE(copies.LoadFrom(description));
+  EXPECT_FALSE(margins.LoadFrom(description));
+  EXPECT_FALSE(dpi.LoadFrom(description));
+  EXPECT_FALSE(fit_to_page.LoadFrom(description));
+  EXPECT_FALSE(page_range.LoadFrom(description));
+  EXPECT_FALSE(media.LoadFrom(description));
+  EXPECT_FALSE(collate.LoadFrom(description));
+  EXPECT_FALSE(reverse.LoadFrom(description));
+  EXPECT_FALSE(media.LoadFrom(description));
+}
+
+TEST(PrinterDescriptionTest, CjtInvalid) {
+  CloudDeviceDescription ticket;
+  EXPECT_FALSE(ticket.InitFromString(NormalizeJson(kBadVersionCjt)));
+}
+
+TEST(PrinterDescriptionTest, GjtSetAll) {
+  CloudDeviceDescription description;
+
+  ColorTicketItem color;
+  DuplexTicketItem duplex;
+  OrientationTicketItem orientation;
+  MarginsTicketItem margins;
+  DpiTicketItem dpi;
+  FitToPageTicketItem fit_to_page;
+  MediaTicketItem media;
+  CopiesTicketItem copies;
+  PageRangeTicketItem page_range;
+  CollateTicketItem collate;
+  ReverseTicketItem reverse;
+
+  color.set_value(Color(STANDARD_MONOCHROME));
+  duplex.set_value(NO_DUPLEX);
+  orientation.set_value(LANDSCAPE);
+  copies.set_value(123);
+  margins.set_value(Margins(CUSTOM_MARGINS, 7, 6, 3, 1));
+  dpi.set_value(Dpi(562, 125));
+  fit_to_page.set_value(SHRINK_TO_PAGE);
+  PageRange page_ranges;
+  page_ranges.push_back(Interval(1, 99));
+  page_ranges.push_back(Interval(150));
+  page_range.set_value(page_ranges);
+  media.set_value(Media(ISO_C7C6, 4261, 334));
+  collate.set_value(false);
+  reverse.set_value(true);
+
+  color.SaveTo(&description);
+  duplex.SaveTo(&description);
+  orientation.SaveTo(&description);
+  copies.SaveTo(&description);
+  margins.SaveTo(&description);
+  dpi.SaveTo(&description);
+  fit_to_page.SaveTo(&description);
+  page_range.SaveTo(&description);
+  media.SaveTo(&description);
+  collate.SaveTo(&description);
+  reverse.SaveTo(&description);
+
+  EXPECT_EQ(NormalizeJson(kCjt), NormalizeJson(description.ToString()));
+}
+
+TEST(PrinterDescriptionTest, CjtGetAll) {
+  CloudDeviceDescription description;
+  ASSERT_TRUE(description.InitFromString(NormalizeJson(kCjt)));
+
+  ColorTicketItem color;
+  DuplexTicketItem duplex;
+  OrientationTicketItem orientation;
+  MarginsTicketItem margins;
+  DpiTicketItem dpi;
+  FitToPageTicketItem fit_to_page;
+  MediaTicketItem media;
+  CopiesTicketItem copies;
+  PageRangeTicketItem page_range;
+  CollateTicketItem collate;
+  ReverseTicketItem reverse;
+
+  EXPECT_TRUE(color.LoadFrom(description));
+  EXPECT_TRUE(duplex.LoadFrom(description));
+  EXPECT_TRUE(orientation.LoadFrom(description));
+  EXPECT_TRUE(copies.LoadFrom(description));
+  EXPECT_TRUE(margins.LoadFrom(description));
+  EXPECT_TRUE(dpi.LoadFrom(description));
+  EXPECT_TRUE(fit_to_page.LoadFrom(description));
+  EXPECT_TRUE(page_range.LoadFrom(description));
+  EXPECT_TRUE(media.LoadFrom(description));
+  EXPECT_TRUE(collate.LoadFrom(description));
+  EXPECT_TRUE(reverse.LoadFrom(description));
+  EXPECT_TRUE(media.LoadFrom(description));
+
+  EXPECT_EQ(color.value(), Color(STANDARD_MONOCHROME));
+  EXPECT_EQ(duplex.value(), NO_DUPLEX);
+  EXPECT_EQ(orientation.value(), LANDSCAPE);
+  EXPECT_EQ(copies.value(), 123);
+  EXPECT_EQ(margins.value(), Margins(CUSTOM_MARGINS, 7, 6, 3, 1));
+  EXPECT_EQ(dpi.value(), Dpi(562, 125));
+  EXPECT_EQ(fit_to_page.value(), SHRINK_TO_PAGE);
+  PageRange page_ranges;
+  page_ranges.push_back(Interval(1, 99));
+  page_ranges.push_back(Interval(150));
+  EXPECT_EQ(page_range.value(), page_ranges);
+  EXPECT_EQ(media.value(), Media(ISO_C7C6, 4261, 334));
+  EXPECT_FALSE(collate.value());
+  EXPECT_TRUE(reverse.value());
+
+  EXPECT_EQ(NormalizeJson(kCjt), NormalizeJson(description.ToString()));
+}
+
+}  // namespace printer
+
+}  // namespace cloud_devices