<!--
Copyright (c) 2019 The Khronos Group Inc.
Use of this source code is governed by an MIT-style license that can be
found in the LICENSE.txt file.
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<link rel="stylesheet" href="../../../resources/js-test-style.css" />
<link rel="stylesheet" href="../../../resources/glsl-feature-tests.css" />
<script src="../../../js/js-test-pre.js"></script>
<script src="../../../js/webgl-test-utils.js"></script>
<script src="../../../js/glsl-conformance-test.js"></script>
<title></title>
</head>
<body>
<div id="description"></div>
<div id="console"></div>
<script id="fragmentShader" type="text/something-not-javascript">
precision mediump float;
void main() {
    $(type) a, b;
    $(type) c = (b = $(initializer), a = b);
    gl_FragColor = $(asVec4);
}
</script>
<script>
"use strict";
description("Verifies expression lists in declarator initializers work correctly.");
var tests = [];
var wtu = WebGLTestUtils;
var typeInfos = [
    { type: 'float',    initializer: '1.0',                         asVec4: 'vec4(0.0,$(var),0.0,1.0)' },
    { type: 'vec2',     initializer: 'vec2(0.0, 1.0)',              asVec4: 'vec4($(var),0.0,1.0)' },
    { type: 'vec3',     initializer: 'vec3(0.0, 1.0, 0.0)',         asVec4: 'vec4($(var),1.0)' },
    { type: 'vec4',     initializer: 'vec4(0.0, 1.0, 0.0, 1.0)',    asVec4: '$(var)' },
    { type: 'int',      initializer: '1',                           asVec4: 'vec4(0.0,$(var),0.0,1.0)' },
    { type: 'ivec2',    initializer: 'ivec2(0, 1)',                 asVec4: 'vec4($(var),0.0,1.0)' },
    { type: 'ivec3',    initializer: 'ivec3(0, 1, 0)',              asVec4: 'vec4($(var),1.0)' },
    { type: 'ivec4',    initializer: 'ivec4(0, 1, 0, 1)',           asVec4: 'vec4($(var))' },
    { type: 'bool',     initializer: 'true',                        asVec4: 'vec4(0.0,$(var),0.0,1.0)' },
    { type: 'bvec2',    initializer: 'bvec2(false, true)',          asVec4: 'vec4($(var),0.0,1.0)' },
    { type: 'bvec3',    initializer: 'bvec3(false, true, false)',   asVec4: 'vec4($(var),1.0)' },
    { type: 'bvec4',    initializer: 'bvec4(false,true,false,true)',asVec4: 'vec4($(var))' },
];
// Ensure that each variable is properly initialized to green, not just c.
['a', 'b', 'c'].forEach(function(varName) {
    typeInfos.forEach(function (typeInfo) {
        var replaceParams = {
            type: typeInfo.type,
            initializer: typeInfo.initializer,
            asVec4: wtu.replaceParams(typeInfo.asVec4, {var: varName}),
        };
        tests.push({
            fShaderSource: wtu.replaceParams(wtu.getScript('fragmentShader'), replaceParams),
            passMsg: typeInfo.type + ' with contents of ' + varName + ' rendered',
            fShaderSuccess: true,
            linkSuccess: true,
            render:true
        });
    });
});
GLSLConformanceTester.runTests(tests);
var successfullyParsed = true;
</script>
</body>
</html>
