pjs/gfx/tests/TestColorNames.cpp

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4.5 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Netscape Public License
* Version 1.1 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
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// No output means test passed.
#include <stdio.h>
#include <string.h>
#include "nsColorNames.h"
#include "prprf.h"
#include "nsString.h"
static const char* kJunkNames[] = {
nsnull,
"",
"123",
"backgroundz",
"zzzzzz",
"#@$&@#*@*$@$#"
};
int main(int argc, char** argv)
{
nsColorName id;
nsColorName index;
int rv = 0;
// First make sure we can find all of the tags that are supposed to
// be in the table. Futz with the case to make sure any case will
// work
index = eColorName_UNKNOWN;
while (PRInt32(index) < (PRInt32 (eColorName_COUNT) - 1)) {
// Lookup color by name and make sure it has the right id
char tagName[512];
index = nsColorName(PRInt32(index) + 1);
nsColorNames::GetStringValue(index).ToCString(tagName, sizeof(tagName));
id = nsColorNames::LookupName(NS_ConvertASCIItoUCS2(tagName));
if (id == eColorName_UNKNOWN) {
printf("bug: can't find '%s'\n", tagName);
rv = -1;
}
if (id != index) {
printf("bug: name='%s' id=%d index=%d\n", tagName, id, index);
rv = -1;
}
// fiddle with the case to make sure we can still find it
tagName[0] = tagName[0] - 32;
id = nsColorNames::LookupName(NS_ConvertASCIItoUCS2(tagName));
if (id == eColorName_UNKNOWN) {
printf("bug: can't find '%s'\n", tagName);
rv = -1;
}
if (id != index) {
printf("bug: name='%s' id=%d index=%d\n", tagName, id, index);
rv = -1;
}
// Check that color lookup by name gets the right rgb value
nscolor rgb;
if (!NS_ColorNameToRGB(NS_ConvertASCIItoUCS2(tagName), &rgb)) {
printf("bug: name='%s' didn't NS_ColorNameToRGB\n", tagName);
rv = -1;
}
if (nsColorNames::kColors[index] != rgb) {
printf("bug: name='%s' ColorNameToRGB=%x kColors[%d]=%x\n",
tagName, rgb, nsColorNames::kColors[index],
nsColorNames::kColors[index]);
rv = -1;
}
// Check that parsing an RGB value in hex gets the right values
PRUint8 r = NS_GET_R(rgb);
PRUint8 g = NS_GET_G(rgb);
PRUint8 b = NS_GET_B(rgb);
char cbuf[50];
PR_snprintf(cbuf, sizeof(cbuf), "%02x%02x%02x", r, g, b);
nscolor hexrgb;
if (!NS_HexToRGB(NS_ConvertASCIItoUCS2(cbuf), &hexrgb)) {
printf("bug: hex conversion to color of '%s' failed\n", cbuf);
rv = -1;
}
if (hexrgb != rgb) {
printf("bug: rgb=%x hexrgb=%x\n", rgb, hexrgb);
rv = -1;
}
}
// Now make sure we don't find some garbage
for (int i = 0; i < (int) (sizeof(kJunkNames) / sizeof(const char*)); i++) {
const char* tag = kJunkNames[i];
id = nsColorNames::LookupName(NS_ConvertASCIItoUCS2(tag));
if (id > eColorName_UNKNOWN) {
printf("bug: found '%s'\n", tag ? tag : "(null)");
rv = -1;
}
}
return rv;
}