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Unified Diff: headless/lib/browser/headless_printing_unittest.cc

Issue 2829973002: add customized printing setting for headless (Closed)
Patch Set: add skia as public_deps instead Created 3 years, 7 months ago
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Index: headless/lib/browser/headless_printing_unittest.cc
diff --git a/headless/lib/browser/headless_printing_unittest.cc b/headless/lib/browser/headless_printing_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..f059b46b0d0fd60cbc52077f1dc39e82e36a3821
--- /dev/null
+++ b/headless/lib/browser/headless_printing_unittest.cc
@@ -0,0 +1,192 @@
+// Copyright 2017 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 "base/memory/ptr_util.h"
+#include "base/values.h"
+#include "headless/lib/browser/headless_devtools_manager_delegate.h"
+#include "headless/lib/browser/headless_print_manager.h"
+#include "printing/features/features.h"
+#include "printing/units.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace headless {
+
+TEST(ParsePrintSettingsTest, Landscape) {
+ printing::HeadlessPrintSettings settings;
+ EXPECT_FALSE(settings.landscape);
+
+ auto params = base::MakeUnique<base::DictionaryValue>();
+ params->SetBoolean("landscape", true);
+ std::unique_ptr<base::DictionaryValue> response =
+ ParsePrintSettings(0, params.get(), &settings);
+ EXPECT_TRUE(settings.landscape);
+ EXPECT_EQ(nullptr, response);
+}
+
+TEST(ParsePrintSettingsTest, HeaderFooter) {
+ printing::HeadlessPrintSettings settings;
+ EXPECT_FALSE(settings.display_header_footer);
+
+ auto params = base::MakeUnique<base::DictionaryValue>();
+ params->SetBoolean("displayHeaderFooter", true);
+ std::unique_ptr<base::DictionaryValue> response =
+ ParsePrintSettings(0, params.get(), &settings);
+ EXPECT_TRUE(settings.display_header_footer);
+ EXPECT_EQ(nullptr, response);
+}
+
+TEST(ParsePrintSettingsTest, PrintBackground) {
+ printing::HeadlessPrintSettings settings;
+ EXPECT_FALSE(settings.should_print_backgrounds);
+
+ auto params = base::MakeUnique<base::DictionaryValue>();
+ params->SetBoolean("printBackground", true);
+ std::unique_ptr<base::DictionaryValue> response =
+ ParsePrintSettings(0, params.get(), &settings);
+ EXPECT_TRUE(settings.should_print_backgrounds);
+ EXPECT_EQ(nullptr, response);
+}
+
+TEST(ParsePrintSettingsTest, Scale) {
+ printing::HeadlessPrintSettings settings;
+ EXPECT_DOUBLE_EQ(1, settings.scale);
+
+ auto params = base::MakeUnique<base::DictionaryValue>();
+ params->SetDouble("scale", 0.5);
+ std::unique_ptr<base::DictionaryValue> response =
+ ParsePrintSettings(0, params.get(), &settings);
+ EXPECT_DOUBLE_EQ(0.5, settings.scale);
+ EXPECT_EQ(nullptr, response);
+
+ params->SetDouble("scale", -1);
+ response = ParsePrintSettings(0, params.get(), &settings);
+ EXPECT_NE(nullptr, response);
+
+ params->SetDouble("scale", 10);
+ response = ParsePrintSettings(0, params.get(), &settings);
+ EXPECT_NE(nullptr, response);
+}
+
+TEST(ParsePrintSettingsTest, PageRanges) {
+ printing::HeadlessPrintSettings settings;
+ EXPECT_EQ("", settings.page_ranges);
+
+ auto params = base::MakeUnique<base::DictionaryValue>();
+ params->SetString("pageRanges", "abcd");
+ std::unique_ptr<base::DictionaryValue> response =
+ ParsePrintSettings(0, params.get(), &settings);
+ // Pass pageRanges text to settings directly and return no error, even if
+ // it is invalid. The validation is deferred to HeadlessPrintMangager once the
+ // total page count is available. See the PageRangeTextToPagesTest.
+ EXPECT_EQ("abcd", settings.page_ranges);
+ EXPECT_EQ(nullptr, response);
+}
+
+TEST(ParsePrintSettingsTest, Paper) {
+ printing::HeadlessPrintSettings settings;
+
+ auto params = base::MakeUnique<base::DictionaryValue>();
+ std::unique_ptr<base::DictionaryValue> response =
+ ParsePrintSettings(0, params.get(), &settings);
+ EXPECT_EQ(printing::kLetterWidthInch * printing::kPointsPerInch,
+ settings.paper_size_in_points.width());
+ EXPECT_EQ(printing::kLetterHeightInch * printing::kPointsPerInch,
+ settings.paper_size_in_points.height());
+ EXPECT_EQ(nullptr, response);
+
+ params->SetDouble("paperWidth", 1);
+ params->SetDouble("paperHeight", 2);
+ response = ParsePrintSettings(0, params.get(), &settings);
+ EXPECT_EQ(1 * printing::kPointsPerInch,
+ settings.paper_size_in_points.width());
+ EXPECT_EQ(2 * printing::kPointsPerInch,
+ settings.paper_size_in_points.height());
+ EXPECT_EQ(nullptr, response);
+
+ params->SetDouble("paperWidth", -1);
+ params->SetDouble("paperHeight", 2);
+ response = ParsePrintSettings(0, params.get(), &settings);
+ EXPECT_NE(nullptr, response);
+
+ params->SetDouble("paperWidth", 1);
+ params->SetDouble("paperHeight", -2);
+ response = ParsePrintSettings(0, params.get(), &settings);
+ EXPECT_NE(nullptr, response);
+}
+
+TEST(ParsePrintSettingsTest, Margin) {
+ printing::HeadlessPrintSettings settings;
+
+ auto params = base::MakeUnique<base::DictionaryValue>();
+ std::unique_ptr<base::DictionaryValue> response =
+ ParsePrintSettings(0, params.get(), &settings);
+ int default_margin =
+ 1000 * printing::kPointsPerInch / printing::kHundrethsMMPerInch;
+ EXPECT_DOUBLE_EQ(default_margin, settings.margins_in_points.top);
+ EXPECT_DOUBLE_EQ(default_margin, settings.margins_in_points.bottom);
+ EXPECT_DOUBLE_EQ(default_margin, settings.margins_in_points.left);
+ EXPECT_DOUBLE_EQ(default_margin, settings.margins_in_points.right);
+ EXPECT_EQ(nullptr, response);
+
+ params->SetDouble("marginTop", 1);
+ params->SetDouble("marginBottom", 2);
+ params->SetDouble("marginLeft", 3);
+ params->SetDouble("marginRight", 4);
+ response = ParsePrintSettings(0, params.get(), &settings);
+ EXPECT_DOUBLE_EQ(1 * printing::kPointsPerInch,
+ settings.margins_in_points.top);
+ EXPECT_DOUBLE_EQ(2 * printing::kPointsPerInch,
+ settings.margins_in_points.bottom);
+ EXPECT_DOUBLE_EQ(3 * printing::kPointsPerInch,
+ settings.margins_in_points.left);
+ EXPECT_DOUBLE_EQ(4 * printing::kPointsPerInch,
+ settings.margins_in_points.right);
+ EXPECT_EQ(nullptr, response);
+
+ params->SetDouble("marginTop", -1);
+ response = ParsePrintSettings(0, params.get(), &settings);
+ EXPECT_NE(nullptr, response);
+}
+
+TEST(PageRangeTextToPagesTest, General) {
+ using PM = printing::HeadlessPrintManager;
+ std::vector<int> pages;
+ std::vector<int> expected_pages;
+
+ PM::PageRangeStatus status = PM::PageRangeTextToPages("-", 10, &pages);
+ expected_pages = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
+ EXPECT_EQ(expected_pages, pages);
+ EXPECT_EQ(PM::NO_ERROR, status);
+
+ status = PM::PageRangeTextToPages("-5", 10, &pages);
+ expected_pages = {0, 1, 2, 3, 4};
+ EXPECT_EQ(expected_pages, pages);
+ EXPECT_EQ(PM::NO_ERROR, status);
+
+ status = PM::PageRangeTextToPages("5-", 10, &pages);
+ expected_pages = {4, 5, 6, 7, 8, 9};
+ EXPECT_EQ(expected_pages, pages);
+ EXPECT_EQ(PM::NO_ERROR, status);
+
+ status = PM::PageRangeTextToPages("1-3,9-10,4-6", 10, &pages);
+ expected_pages = {0, 1, 2, 3, 4, 5, 8, 9};
+ EXPECT_EQ(expected_pages, pages);
+ EXPECT_EQ(PM::NO_ERROR, status);
+
+ status = PM::PageRangeTextToPages("1- 3, 9-10,4 -6", 10, &pages);
+ expected_pages = {0, 1, 2, 3, 4, 5, 8, 9};
+ EXPECT_EQ(expected_pages, pages);
+ EXPECT_EQ(PM::NO_ERROR, status);
+
+ status = PM::PageRangeTextToPages("1-3,9-10,4-6", 5, &pages);
+ EXPECT_EQ(PM::LIMIT_ERROR, status);
+
+ status = PM::PageRangeTextToPages("abcd", 10, &pages);
+ EXPECT_EQ(PM::SYNTAX_ERROR, status);
+
+ status = PM::PageRangeTextToPages("1-3,9-a10,4-6", 10, &pages);
+ EXPECT_EQ(PM::SYNTAX_ERROR, status);
+}
+
+} // namespace headless

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