1// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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 "ppapi/tests/test_printing.h"
6
7#include "ppapi/cpp/dev/printing_dev.h"
8#include "ppapi/cpp/instance.h"
9#include "ppapi/tests/testing_instance.h"
10
11namespace {
12bool g_callback_triggered;
13int32_t g_callback_result;
14PP_PrintSettings_Dev g_print_settings;
15}  // namespace
16
17REGISTER_TEST_CASE(Printing);
18
19class TestPrinting_Dev : public pp::Printing_Dev {
20 public:
21  explicit TestPrinting_Dev(pp::Instance* instance) :
22  pp::Printing_Dev(instance) {}
23  virtual ~TestPrinting_Dev() {}
24  virtual uint32_t QuerySupportedPrintOutputFormats() { return 0; }
25  virtual int32_t PrintBegin(
26      const PP_PrintSettings_Dev& print_settings) { return 0; }
27  virtual pp::Resource PrintPages(
28      const PP_PrintPageNumberRange_Dev* page_ranges,
29  uint32_t page_range_count) {
30    return pp::Resource();
31  }
32  virtual void PrintEnd() {}
33  virtual bool IsPrintScalingDisabled() { return false; }
34};
35
36TestPrinting::TestPrinting(TestingInstance* instance)
37    : TestCase(instance),
38      nested_event_(instance->pp_instance()) {
39  callback_factory_.Initialize(this);
40}
41
42void TestPrinting::RunTests(const std::string& filter) {
43  RUN_TEST(GetDefaultPrintSettings, filter);
44}
45
46std::string TestPrinting::TestGetDefaultPrintSettings() {
47  g_callback_triggered = false;
48  TestPrinting_Dev test_printing(instance_);
49  pp::CompletionCallbackWithOutput<PP_PrintSettings_Dev> cb =
50      callback_factory_.NewCallbackWithOutput(&TestPrinting::Callback);
51  test_printing.GetDefaultPrintSettings(cb);
52  nested_event_.Wait();
53
54  ASSERT_EQ(PP_OK, g_callback_result);
55  ASSERT_TRUE(g_callback_triggered);
56
57  // Sanity check the |printable_area|, |content_area| and |paper_size| members.
58  // It is possible these values are outside these ranges but it shouldn't
59  // happen in practice and probably means there is an error in computing
60  // the default print settings. These values are in points.
61  ASSERT_TRUE(g_print_settings.printable_area.point.x < 200);
62  ASSERT_TRUE(g_print_settings.printable_area.point.y < 200);
63  ASSERT_TRUE(g_print_settings.printable_area.size.width < 2000);
64  ASSERT_TRUE(g_print_settings.printable_area.size.height < 2000);
65
66  ASSERT_TRUE(g_print_settings.content_area.point.x < 200);
67  ASSERT_TRUE(g_print_settings.content_area.point.y < 200);
68  ASSERT_TRUE(g_print_settings.content_area.size.width < 2000);
69  ASSERT_TRUE(g_print_settings.content_area.size.height< 2000);
70
71  ASSERT_TRUE(g_print_settings.paper_size.width < 2000);
72  ASSERT_TRUE(g_print_settings.paper_size.height < 2000);
73
74  PASS();
75}
76
77void TestPrinting::Callback(int32_t result,
78                            PP_PrintSettings_Dev& print_settings) {
79  g_callback_triggered = true;
80  g_callback_result = result;
81  g_print_settings = print_settings;
82  nested_event_.Signal();
83}
84