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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/display/manager/json_converter.h"
#include <memory>
#include "base/json/json_reader.h"
#include "base/values.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/display/display_layout.h"
namespace display {
TEST(JsonConverterTest, JsonFromToDisplayLayout) {
DisplayLayout layout;
layout.primary_id = 1;
layout.default_unified = false;
layout.placement_list.push_back(DisplayPlacement());
layout.placement_list.push_back(DisplayPlacement());
layout.placement_list[0].display_id = 2;
layout.placement_list[0].parent_display_id = 1;
layout.placement_list[0].position = DisplayPlacement::BOTTOM;
layout.placement_list[1].display_id = 3;
layout.placement_list[1].parent_display_id = 2;
layout.placement_list[1].position = DisplayPlacement::LEFT;
layout.placement_list[1].offset = 30;
base::Value::Dict value;
DisplayLayoutToJson(layout, value);
const char data[] =
"{\n"
" \"primary-id\": \"1\",\n"
" \"default_unified\": false,\n"
" \"display_placement\": [{\n"
" \"display_id\": \"2\",\n"
" \"parent_display_id\": \"1\",\n"
" \"position\": \"bottom\",\n"
" \"offset\": 0\n"
" },{\n"
" \"display_id\": \"3\",\n"
" \"parent_display_id\": \"2\",\n"
" \"position\": \"left\",\n"
" \"offset\": 30\n"
" }]\n"
"}";
auto result = base::JSONReader::ReadAndReturnValueWithError(data, 0);
ASSERT_TRUE(result.has_value())
<< result.error().message << " at " << result.error().line << ":"
<< result.error().column;
EXPECT_EQ(base::Value(std::move(value)), *result);
DisplayLayout read_layout;
EXPECT_TRUE(JsonToDisplayLayout(*result, &read_layout));
EXPECT_EQ(read_layout.primary_id, layout.primary_id);
EXPECT_EQ(read_layout.default_unified, layout.default_unified);
EXPECT_TRUE(read_layout.HasSamePlacementList(layout));
}
TEST(JsonConverterTest, OldJsonToDisplayLayout) {
const char data[] =
"{\n"
" \"primary-id\": \"1\",\n"
" \"default_unified\": false,\n"
" \"position\": \"bottom\",\n"
" \"offset\": 20\n"
"}";
auto result = base::JSONReader::ReadAndReturnValueWithError(data, 0);
ASSERT_TRUE(result.has_value())
<< result.error().message << " at " << result.error().line << ":"
<< result.error().column;
DisplayLayout read_layout;
EXPECT_TRUE(JsonToDisplayLayout(*result, &read_layout));
EXPECT_EQ(1, read_layout.primary_id);
EXPECT_FALSE(read_layout.default_unified);
ASSERT_EQ(1u, read_layout.placement_list.size());
EXPECT_EQ(DisplayPlacement::BOTTOM, read_layout.placement_list[0].position);
EXPECT_EQ(20, read_layout.placement_list[0].offset);
}
} // namespace display
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