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https://github.com/ArthurSonzogni/FTXUI.git
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8a2a9b0799
Fix all the diagnostics reported. Bug: https://github.com/ArthurSonzogni/FTXUI/issues/828
91 lines
3.3 KiB
C++
91 lines
3.3 KiB
C++
// Copyright 2023 Arthur Sonzogni. All rights reserved.
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// Use of this source code is governed by the MIT license that can be found in
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// the LICENSE file.
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#include <gtest/gtest.h> // for Test, EXPECT_EQ, Message, TestPartResult, TestInfo (ptr only), TEST
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#include <ftxui/dom/linear_gradient.hpp> // for LinearGradient::Stop, LinearGradient
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#include "ftxui/dom/elements.hpp" // for operator|, text, bgcolor, color, Element
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#include "ftxui/dom/node.hpp" // for Render
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#include "ftxui/screen/color.hpp" // for Color, Color::RedLight, Color::Red
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#include "ftxui/screen/screen.hpp" // for Screen, Pixel
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// NOLINTBEGIN
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namespace ftxui {
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TEST(ColorTest, API_default) {
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LinearGradient gradient;
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EXPECT_EQ(gradient.angle, 0);
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EXPECT_EQ(gradient.stops.size(), 0);
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}
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TEST(ColorTest, API_builder) {
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auto gradient = LinearGradient() //
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.Angle(45)
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.Stop(Color::Red)
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.Stop(Color::RedLight, 0.5)
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.Stop(Color::RedLight);
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EXPECT_EQ(gradient.angle, 45);
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EXPECT_EQ(gradient.stops.size(), 3);
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EXPECT_EQ(gradient.stops[0].color, Color::Red);
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EXPECT_EQ(gradient.stops[0].position, std::nullopt);
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EXPECT_EQ(gradient.stops[1].color, Color::RedLight);
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EXPECT_EQ(gradient.stops[1].position, 0.5);
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EXPECT_EQ(gradient.stops[2].color, Color::RedLight);
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EXPECT_EQ(gradient.stops[2].position, std::nullopt);
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}
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TEST(ColorTest, API_constructor_bicolor) {
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auto gradient = LinearGradient(Color::Red, Color::RedLight);
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EXPECT_EQ(gradient.angle, 0);
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EXPECT_EQ(gradient.stops.size(), 2);
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EXPECT_EQ(gradient.stops[0].color, Color::Red);
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EXPECT_EQ(gradient.stops[0].position, std::nullopt);
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EXPECT_EQ(gradient.stops[1].color, Color::RedLight);
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EXPECT_EQ(gradient.stops[1].position, std::nullopt);
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}
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TEST(ColorTest, API_constructor_bicolor_angle) {
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auto gradient = LinearGradient(45, Color::Red, Color::RedLight);
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EXPECT_EQ(gradient.angle, 45);
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EXPECT_EQ(gradient.stops.size(), 2);
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EXPECT_EQ(gradient.stops[0].color, Color::Red);
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EXPECT_EQ(gradient.stops[0].position, std::nullopt);
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EXPECT_EQ(gradient.stops[1].color, Color::RedLight);
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EXPECT_EQ(gradient.stops[1].position, std::nullopt);
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}
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TEST(ColorTest, GradientForeground) {
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auto element =
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text("text") | color(LinearGradient(Color::RedLight, Color::Red));
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Screen screen(5, 1);
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Render(screen, element);
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Color gradient_begin = Color::Interpolate(0, Color::RedLight, Color::Red);
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Color gradient_end = Color::Interpolate(1, Color::RedLight, Color::Red);
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EXPECT_EQ(screen.PixelAt(0, 0).foreground_color, gradient_begin);
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EXPECT_EQ(screen.PixelAt(0, 0).background_color, Color());
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EXPECT_EQ(screen.PixelAt(4, 0).foreground_color, gradient_end);
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EXPECT_EQ(screen.PixelAt(4, 0).background_color, Color());
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}
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TEST(ColorTest, GradientBackground) {
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auto element =
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text("text") | bgcolor(LinearGradient(Color::RedLight, Color::Red));
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Screen screen(5, 1);
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Render(screen, element);
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Color gradient_begin = Color::Interpolate(0, Color::RedLight, Color::Red);
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Color gradient_end = Color::Interpolate(1, Color::RedLight, Color::Red);
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EXPECT_EQ(screen.PixelAt(0, 0).foreground_color, Color());
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EXPECT_EQ(screen.PixelAt(0, 0).background_color, gradient_begin);
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EXPECT_EQ(screen.PixelAt(4, 0).foreground_color, Color());
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EXPECT_EQ(screen.PixelAt(4, 0).background_color, gradient_end);
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}
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} // namespace ftxui
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// NOLINTEND
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