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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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<link rel="stylesheet" href="../../../resources/js-test-style.css"/>
<script src="../../../js/js-test-pre.js"></script>
<script src="../../../js/webgl-test-utils.js"></script>

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<div id="description"></div>
<div id="console"></div>
<canvas id="canvas_element" width="1" height="1"></canvas>
<script type="application/javascript">

function runTest()
{
    shouldThrow("gl.isBuffer(gl.createFramebuffer())");
    shouldThrow("gl.isBuffer(gl.createProgram())");
    shouldThrow("gl.isBuffer(gl.createRenderbuffer())");
    shouldThrow("gl.isBuffer(gl.createShader(gl.VERTEX_SHADER))");
    shouldThrow("gl.isBuffer(gl.createTexture())");

    shouldThrow("gl.isFramebuffer(gl.createBuffer())");
    shouldThrow("gl.isFramebuffer(gl.createProgram())");
    shouldThrow("gl.isFramebuffer(gl.createRenderbuffer())");
    shouldThrow("gl.isFramebuffer(gl.createShader(gl.VERTEX_SHADER))");
    shouldThrow("gl.isFramebuffer(gl.createTexture())");

    shouldThrow("gl.isProgram(gl.createBuffer())");
    shouldThrow("gl.isProgram(gl.createFramebuffer())");
    shouldThrow("gl.isProgram(gl.createRenderbuffer())");
    shouldThrow("gl.isProgram(gl.createShader(gl.VERTEX_SHADER))");
    shouldThrow("gl.isProgram(gl.createTexture())");

    shouldThrow("gl.isRenderbuffer(gl.createBuffer())");
    shouldThrow("gl.isRenderbuffer(gl.createFramebuffer())");
    shouldThrow("gl.isRenderbuffer(gl.createProgram())");
    shouldThrow("gl.isRenderbuffer(gl.createShader(gl.VERTEX_SHADER))");
    shouldThrow("gl.isRenderbuffer(gl.createTexture())");

    shouldThrow("gl.isShader(gl.createBuffer())");
    shouldThrow("gl.isShader(gl.createFramebuffer())");
    shouldThrow("gl.isShader(gl.createProgram())");
    shouldThrow("gl.isShader(gl.createRenderbuffer())");
    shouldThrow("gl.isShader(gl.createTexture())");

    shouldThrow("gl.isTexture(gl.createBuffer())");
    shouldThrow("gl.isTexture(gl.createFramebuffer())");
    shouldThrow("gl.isTexture(gl.createProgram())");
    shouldThrow("gl.isTexture(gl.createRenderbuffer())");
    shouldThrow("gl.isTexture(gl.createShader(gl.VERTEX_SHADER))");

    shouldBe("gl.isBuffer(null)",            "false");
    shouldBe("gl.isBuffer(undefined)",       "false");

    shouldBe("gl.isFramebuffer(null)",       "false");
    shouldBe("gl.isFramebuffer(undefined)",  "false");

    shouldBe("gl.isProgram(null)",           "false");
    shouldBe("gl.isProgram(undefined)",      "false");

    shouldBe("gl.isRenderbuffer(null)",      "false");
    shouldBe("gl.isRenderbuffer(undefined)", "false");

    shouldBe("gl.isShader(null)",            "false");
    shouldBe("gl.isShader(undefined)",       "false");

    shouldBe("gl.isTexture(null)",           "false");
    shouldBe("gl.isTexture(undefined)",      "false");
}

description("Tests type checking for isX() functions");
var gl = WebGLTestUtils.create3DContext(document.getElementById("canvas_element"));
runTest();
var successfullyParsed = true;
</script>

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