pjs/gfx/tests/TestColorNames.cpp

117 строки
3.4 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
// No output means test passed.
#include <stdio.h>
#include <string.h>
#include "nsColorNames.h"
#include "prprf.h"
static const char* kJunkNames[] = {
nsnull,
"",
"123",
"backgroundz",
"zzzzzz",
"#@$&@#*@*$@$#"
};
int main(int argc, char** argv)
{
PRInt32 id;
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
const nsColorNames::NameTableEntry* et = &nsColorNames::kNameTable[0];
const nsColorNames::NameTableEntry* end = &nsColorNames::kNameTable[COLOR_MAX];
while (et < end) {
// Lookup color by name and make sure it has the right id
char tagName[100];
id = nsColorNames::LookupName(et->name);
if (id < 0) {
printf("bug: can't find '%s'\n", et->name);
rv = -1;
}
if (et->id != id) {
printf("bug: name='%s' et->id=%d id=%d\n", et->name, et->id, id);
rv = -1;
}
// fiddle with the case to make sure we can still find it
strcpy(tagName, et->name);
tagName[0] = tagName[0] - 32;
id = nsColorNames::LookupName(tagName);
if (id < 0) {
printf("bug: can't find '%s'\n", tagName);
rv = -1;
}
if (et->id != id) {
printf("bug: name='%s' et->id=%d id=%d\n", et->name, et->id, id);
rv = -1;
}
// Check that color lookup by name gets the right rgb value
nscolor rgb;
if (!NS_ColorNameToRGB(et->name, &rgb)) {
printf("bug: name='%s' didn't NS_ColorNameToRGB\n", et->name);
rv = -1;
}
if (nsColorNames::kColors[et->id] != rgb) {
printf("bug: name='%s' ColorNameToRGB=%x kColors[%d]=%x\n",
et->name, rgb, nsColorNames::kColors[et->id]);
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(cbuf, &hexrgb)) {
printf("bug: hex conversion to color of '%s' failed\n", cbuf);
rv = -1;
}
if (!NS_HexToRGB(cbuf + 1, &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;
}
et++;
}
// Now make sure we don't find some garbage
for (int i = 0; i < sizeof(kJunkNames) / sizeof(const char*); i++) {
const char* tag = kJunkNames[i];
id = nsColorNames::LookupName(tag);
if (id >= 0) {
printf("bug: found '%s'\n", tag ? tag : "(null)");
rv = -1;
}
}
return rv;
}