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// 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/omnibox/browser/omnibox_popup_model.h"
#include "testing/gtest/include/gtest/gtest.h"
TEST(OmniboxPopupModelTest, ComputeMatchMaxWidths) {
int contents_max_width, description_max_width;
const int separator_width = 10;
const int kMinimumContentsWidth = 300;
int contents_width, description_width, available_width;
// Both contents and description fit fine.
contents_width = 100;
description_width = 50;
available_width = 200;
OmniboxPopupModel::ComputeMatchMaxWidths(
contents_width, separator_width, description_width, available_width,
false, true, &contents_max_width, &description_max_width);
EXPECT_EQ(contents_width, contents_max_width);
EXPECT_EQ(description_width, description_max_width);
// Contents should be given as much space as it wants up to 300 pixels.
contents_width = 100;
description_width = 50;
available_width = 100;
OmniboxPopupModel::ComputeMatchMaxWidths(
contents_width, separator_width, description_width, available_width,
false, true, &contents_max_width, &description_max_width);
EXPECT_EQ(contents_width, contents_max_width);
EXPECT_EQ(0, description_max_width);
// Description should be hidden if it's at least 75 pixels wide but doesn't
// get 75 pixels of space.
contents_width = 300;
description_width = 100;
available_width = 384;
OmniboxPopupModel::ComputeMatchMaxWidths(
contents_width, separator_width, description_width, available_width,
false, true, &contents_max_width, &description_max_width);
EXPECT_EQ(contents_width, contents_max_width);
EXPECT_EQ(0, description_max_width);
// If contents and description are on separate lines, each can take the full
// available width.
contents_width = 300;
description_width = 100;
available_width = 384;
OmniboxPopupModel::ComputeMatchMaxWidths(
contents_width, separator_width, description_width, available_width,
true, true, &contents_max_width, &description_max_width);
EXPECT_EQ(contents_width, contents_max_width);
EXPECT_EQ(description_width, description_max_width);
// Both contents and description will be limited.
contents_width = 310;
description_width = 150;
available_width = 400;
OmniboxPopupModel::ComputeMatchMaxWidths(
contents_width, separator_width, description_width, available_width,
false, true, &contents_max_width, &description_max_width);
EXPECT_EQ(kMinimumContentsWidth, contents_max_width);
EXPECT_EQ(available_width - kMinimumContentsWidth - separator_width,
description_max_width);
// Contents takes all available space.
contents_width = 400;
description_width = 0;
available_width = 200;
OmniboxPopupModel::ComputeMatchMaxWidths(
contents_width, separator_width, description_width, available_width,
false, true, &contents_max_width, &description_max_width);
EXPECT_EQ(available_width, contents_max_width);
EXPECT_EQ(0, description_max_width);
// Large contents will be truncated but small description won't if two line
// suggestion.
contents_width = 400;
description_width = 100;
available_width = 200;
OmniboxPopupModel::ComputeMatchMaxWidths(
contents_width, separator_width, description_width, available_width,
true, true, &contents_max_width, &description_max_width);
EXPECT_EQ(available_width, contents_max_width);
EXPECT_EQ(description_width, description_max_width);
// Large description will be truncated but small contents won't if two line
// suggestion.
contents_width = 100;
description_width = 400;
available_width = 200;
OmniboxPopupModel::ComputeMatchMaxWidths(
contents_width, separator_width, description_width, available_width,
true, true, &contents_max_width, &description_max_width);
EXPECT_EQ(contents_width, contents_max_width);
EXPECT_EQ(available_width, description_max_width);
// Half and half.
contents_width = 395;
description_width = 395;
available_width = 700;
OmniboxPopupModel::ComputeMatchMaxWidths(
contents_width, separator_width, description_width, available_width,
false, true, &contents_max_width, &description_max_width);
EXPECT_EQ(345, contents_max_width);
EXPECT_EQ(345, description_max_width);
// When we disallow shrinking the contents, it should get as much space as
// it wants.
contents_width = 395;
description_width = 395;
available_width = 700;
OmniboxPopupModel::ComputeMatchMaxWidths(
contents_width, separator_width, description_width, available_width,
false, false, &contents_max_width, &description_max_width);
EXPECT_EQ(contents_width, contents_max_width);
EXPECT_EQ((available_width - contents_width - separator_width),
description_max_width);
// (available_width - separator_width) is odd, so contents gets the extra
// pixel.
contents_width = 395;
description_width = 395;
available_width = 699;
OmniboxPopupModel::ComputeMatchMaxWidths(
contents_width, separator_width, description_width, available_width,
false, true, &contents_max_width, &description_max_width);
EXPECT_EQ(345, contents_max_width);
EXPECT_EQ(344, description_max_width);
// Not enough space to draw anything.
contents_width = 1;
description_width = 1;
available_width = 0;
OmniboxPopupModel::ComputeMatchMaxWidths(
contents_width, separator_width, description_width, available_width,
false, true, &contents_max_width, &description_max_width);
EXPECT_EQ(0, contents_max_width);
EXPECT_EQ(0, description_max_width);
}
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