110 lines
2.9 KiB
C++
110 lines
2.9 KiB
C++
#include "catch2/catch.hpp"
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#include <colours.h>
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#include <config.h>
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TEST_CASE("parse_color correctly parses colours", "[colours][parse_color]") {
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SECTION("parsing abbreviated hex color") {
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auto colour = parse_color("#abc");
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REQUIRE(colour.alpha == 255);
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REQUIRE(colour.red == 0xaa);
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REQUIRE(colour.green == 0xbb);
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REQUIRE(colour.blue == 0xcc);
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}
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SECTION("parsing abbreviated hex color with alpha") {
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auto colour = parse_color("#4abc");
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REQUIRE(colour.alpha == 0x44);
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REQUIRE(colour.red == 0xaa);
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REQUIRE(colour.green == 0xbb);
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REQUIRE(colour.blue == 0xcc);
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}
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SECTION("parsing hex red") {
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auto colour = parse_color("#ff0000");
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REQUIRE(colour.alpha == 255);
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REQUIRE(colour.red == 255);
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REQUIRE(colour.green == 0);
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REQUIRE(colour.blue == 0);
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}
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SECTION("parsing hex green") {
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auto colour = parse_color("#00ff00");
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REQUIRE(colour.alpha == 255);
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REQUIRE(colour.red == 0);
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REQUIRE(colour.green == 255);
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REQUIRE(colour.blue == 0);
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}
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SECTION("parsing hex blue") {
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auto colour = parse_color("#0000ff");
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REQUIRE(colour.alpha == 255);
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REQUIRE(colour.red == 0);
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REQUIRE(colour.green == 0);
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REQUIRE(colour.blue == 255);
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}
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SECTION("parsing red") {
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auto colour = parse_color("ff0000");
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REQUIRE(colour.alpha == 255);
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REQUIRE(colour.red == 255);
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REQUIRE(colour.green == 0);
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REQUIRE(colour.blue == 0);
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}
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SECTION("parsing green") {
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auto colour = parse_color("00ff00");
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REQUIRE(colour.alpha == 255);
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REQUIRE(colour.red == 0);
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REQUIRE(colour.green == 255);
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REQUIRE(colour.blue == 0);
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}
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SECTION("parsing blue") {
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auto colour = parse_color("0000ff");
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REQUIRE(colour.alpha == 255);
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REQUIRE(colour.red == 0);
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REQUIRE(colour.green == 0);
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REQUIRE(colour.blue == 255);
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}
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SECTION("argb values produce the expected result") {
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auto colour = Colour::from_argb32(0x11223344);
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REQUIRE(colour.alpha == 0x11);
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REQUIRE(colour.red == 0x22);
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REQUIRE(colour.green == 0x33);
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REQUIRE(colour.blue == 0x44);
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}
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SECTION("it parses the colour 'red'") {
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auto colour = parse_color("red");
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REQUIRE(colour.alpha == 255);
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REQUIRE(colour.red == 255);
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REQUIRE(colour.green == 0);
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REQUIRE(colour.blue == 0);
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}
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SECTION("it parses the colour 'green'") {
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auto colour = parse_color("green");
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REQUIRE(colour.alpha == 255);
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REQUIRE(colour.red == 0);
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REQUIRE(colour.green == 255);
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REQUIRE(colour.blue == 0);
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}
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SECTION("it parses the colour 'blue'") {
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auto colour = parse_color("blue");
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REQUIRE(colour.alpha == 255);
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REQUIRE(colour.red == 0);
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REQUIRE(colour.green == 0);
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REQUIRE(colour.blue == 255);
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}
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SECTION("two identical colours should be equal") {
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auto c = GENERATE(take(100, random((uint32_t)0, (uint32_t)0xffffffff)));
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auto colour1 = Colour::from_argb32(c);
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auto colour2 = Colour::from_argb32(c);
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REQUIRE(colour1 == colour2);
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}
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}
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