101 lines
2.9 KiB
C++
101 lines
2.9 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "gtest/gtest.h"
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#include <string.h>
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#include "nsColor.h"
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#include "nsColorNames.h"
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#include "mozilla/Sprintf.h"
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#include "nsString.h"
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#include "mozilla/ArrayUtils.h"
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// define an array of all color names
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#define GFX_COLOR(_name, _value) #_name,
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static const char* const kColorNames[] = {
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#include "nsColorNameList.h"
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};
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#undef GFX_COLOR
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// define an array of all color name values
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#define GFX_COLOR(_name, _value) _value,
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static const nscolor kColors[] = {
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#include "nsColorNameList.h"
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};
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#undef GFX_COLOR
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using namespace mozilla;
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static const char* kJunkNames[] = {
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nullptr,
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"",
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"123",
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"backgroundz",
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"zzzzzz",
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"#@$&@#*@*$@$#"
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};
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static
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void RunColorTests() {
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nscolor rgb;
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// First make sure we can find all of the tags that are supposed to
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// be in the table. Futz with the case to make sure any case will
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// work
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for (uint32_t index = 0 ; index < ArrayLength(kColorNames); index++) {
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// Lookup color by name and make sure it has the right id
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nsCString tagName(kColorNames[index]);
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// Check that color lookup by name gets the right rgb value
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ASSERT_TRUE(NS_ColorNameToRGB(NS_ConvertASCIItoUTF16(tagName), &rgb)) <<
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"can't find '" << tagName.get() << "'";
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ASSERT_TRUE((rgb == kColors[index])) <<
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"failed at index " << index << " out of " << ArrayLength(kColorNames);
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// fiddle with the case to make sure we can still find it
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tagName.SetCharAt(tagName.CharAt(0) - 32, 0);
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ASSERT_TRUE(NS_ColorNameToRGB(NS_ConvertASCIItoUTF16(tagName), &rgb)) <<
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"can't find '" << tagName.get() << "'";
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ASSERT_TRUE((rgb == kColors[index])) <<
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"failed at index " << index << " out of " << ArrayLength(kColorNames);
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// Check that parsing an RGB value in hex gets the right values
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uint8_t r = NS_GET_R(rgb);
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uint8_t g = NS_GET_G(rgb);
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uint8_t b = NS_GET_B(rgb);
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uint8_t a = NS_GET_A(rgb);
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char cbuf[50];
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if (a != UINT8_MAX) {
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SprintfLiteral(cbuf, "%02x%02x%02x%02x", r, g, b, a);
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} else {
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SprintfLiteral(cbuf, "%02x%02x%02x", r, g, b);
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}
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nscolor hexrgb;
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ASSERT_TRUE(NS_HexToRGBA(NS_ConvertASCIItoUTF16(cbuf),
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nsHexColorType::AllowAlpha, &hexrgb)) <<
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"hex conversion to color of '" << cbuf << "'";
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ASSERT_TRUE(hexrgb == rgb);
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}
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}
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static
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void RunJunkColorTests() {
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nscolor rgb;
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// Now make sure we don't find some garbage
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for (uint32_t i = 0; i < ArrayLength(kJunkNames); i++) {
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nsCString tag(kJunkNames[i]);
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ASSERT_FALSE(NS_ColorNameToRGB(NS_ConvertASCIItoUTF16(tag), &rgb)) <<
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"Failed at junk color " << kJunkNames[i];
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}
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}
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TEST(Gfx, ColorNames) {
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RunColorTests();
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}
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TEST(Gfx, JunkColorNames) {
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RunJunkColorTests();
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}
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