1 files changed, 249 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance2/textures/misc/copy-texture-image.html b/dom/canvas/test/webgl-conf/checkout/conformance2/textures/misc/copy-texture-image.html
new file mode 100644
index 0000000000..3ffdf0a94f
--- /dev/null
+++ b/dom/canvas/test/webgl-conf/checkout/conformance2/textures/misc/copy-texture-image.html
@@ -0,0 +1,249 @@
+<!--
+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.
+-->
+
+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8">
+<title>WebGL CopyTexImage Tests</title>
+<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>
+</head>
+<body>
+<canvas id="example" width="64" height="64"></canvas>
+<div id="description"></div>
+<div id="console"></div>
+<script>
+"use strict";
+
+var wtu = WebGLTestUtils;
+description("This test verifies the functionality of copyTexImage2D.");
+debug("");
+
+var gl = wtu.create3DContext("example", undefined, 2);
+
+function enumToString(value) {
+    return wtu.glEnumToString(gl, value);
+}
+
+function checkFramebuffer(expected) {
+    var actual = gl.checkFramebufferStatus(gl.FRAMEBUFFER);
+    if (expected.indexOf(actual) < 0) {
+        var msg = "checkFramebufferStatus expects [";
+        for (var index = 0; index < expected.length; ++index) {
+            msg += wtu.glEnumToString(gl, expected[index]);
+            if (index + 1 < expected.length)
+                msg += ", ";
+        }
+        msg += "], was " + wtu.glEnumToString(gl, actual);
+        testFailed(msg);
+    } else {
+        var msg = "checkFramebufferStatus got " + wtu.glEnumToString(gl, actual) +
+                  " as expected";
+        testPassed(msg);
+    }
+}
+
+var testInternalformat = function () {
+    var goodUnormFormats = [
+        "RGB",
+        "RGBA",
+        "LUMINANCE_ALPHA",
+        "LUMINANCE",
+        "ALPHA",
+        "R8",
+        "RG8",
+        "RGB8",
+        "RGBA8",
+    ];
+    var goodUnormFormatsWithUnmatchedComponentSizes = [
+        "RGB565",
+        "RGBA4",
+        "RGB5_A1",
+        "RGB10_A2",
+    ];
+    var goodSRGBFormats = [
+        "SRGB8",
+        "SRGB8_ALPHA8",
+    ];
+    var goodIntFormats = [
+        "R32I",
+        "RG32I",
+        "RGB32I",
+        "RGBA32I",
+    ];
+    var goodIntFormatsWithUnmatchedComponentSizes = [
+        "R8I",
+        "R16I",
+        "RG8I",
+        "RG16I",
+        "RGB8I",
+        "RGB16I",
+        "RGBA8I",
+        "RGBA16I",
+    ];
+    var goodUnsignedIntFormats = [
+        "R32UI",
+        "RG32UI",
+        "RGB32UI",
+        "RGBA32UI",
+    ];
+    var goodUnsignedIntFormatsWithUnmatchedComponentSizes = [
+        "R8UI",
+        "R16UI",
+        "RG8UI",
+        "RG16UI",
+        "RGB10_A2UI",
+        "RGB8UI",
+        "RGB16UI",
+        "RGBA8UI",
+        "RGBA16UI",
+    ];
+    const snormFormats = [
+        "R8_SNORM",
+        "RG8_SNORM",
+        "RGB8_SNORM",
+        "RGBA8_SNORM",
+    ];
+    const float16Formats = [
+        "R16F",
+        "RG16F",
+        "RGB16F",
+        "RGBA16F",
+    ];
+    const float32Formats = [
+        "R32F",
+        "RG32F",
+        "RGB32F",
+        "RGBA32F",
+    ];
+    const float11Formats = [
+        "R11F_G11F_B10F",
+    ];
+    const depthAndOrStencilFormats = [
+        "DEPTH_COMPONENT16",
+        "DEPTH_COMPONENT24",
+        "DEPTH_COMPONENT32F",
+        "DEPTH24_STENCIL8",
+    ];
+
+    var texture = gl.createTexture();
+    gl.bindTexture(gl.TEXTURE_2D, texture);
+
+    function testFormat(internalformat, srcTexFormatsTypes, fboAttachmentType, expected, msg) {
+        var fbo = gl.createFramebuffer();
+        var srcTexture = gl.createTexture();
+        gl.bindTexture(gl.TEXTURE_2D, srcTexture);
+        gl.texImage2D(gl.TEXTURE_2D, 0, gl[srcTexFormatsTypes.internalformat], 64, 64, 0, srcTexFormatsTypes.format, srcTexFormatsTypes.type, null);
+        gl.bindFramebuffer(gl.FRAMEBUFFER, fbo);
+        gl.framebufferTexture2D(gl.FRAMEBUFFER, fboAttachmentType, gl.TEXTURE_2D, srcTexture, 0);
+        checkFramebuffer([gl.FRAMEBUFFER_COMPLETE]);
+
+        gl.bindTexture(gl.TEXTURE_2D, texture);
+        gl.copyTexImage2D(gl.TEXTURE_2D, 0, gl[internalformat], 0, 0, 64, 64, 0);
+        wtu.glErrorShouldBe(gl, expected, msg + srcTexFormatsTypes.internalformat + '=>' + internalformat);
+
+        gl.deleteTexture(srcTexture);
+        gl.deleteFramebuffer(fbo);
+    }
+
+    goodUnormFormats.forEach(function(internalformat) {
+        var srcTexFormatsTypes = { internalformat: "RGBA", format: gl.RGBA, type: gl.UNSIGNED_BYTE };
+        testFormat(internalformat, srcTexFormatsTypes, gl.COLOR_ATTACHMENT0, gl.NO_ERROR, "copyTexImage2D should succeed for good internalformat ");
+        srcTexFormatsTypes = { internalformat: "RGBA8", format: gl.RGBA, type: gl.UNSIGNED_BYTE };
+        testFormat(internalformat, srcTexFormatsTypes, gl.COLOR_ATTACHMENT0, gl.NO_ERROR, "copyTexImage2D should succeed for good internalformat ");
+    });
+    goodUnormFormatsWithUnmatchedComponentSizes.forEach(function(internalformat) {
+        var srcTexFormatsTypes = { internalformat: "RGBA8", format: gl.RGBA, type: gl.UNSIGNED_BYTE };
+        testFormat(internalformat, srcTexFormatsTypes, gl.COLOR_ATTACHMENT0, gl.INVALID_OPERATION,
+                   "copyTexImage2D should fail for good internalformat with unmatched component sizes  ");
+    });
+
+    goodSRGBFormats.forEach(function(internalformat) {
+        var srcTexFormatsTypes = { internalformat: "SRGB8_ALPHA8", format: gl.RGBA, type: gl.UNSIGNED_BYTE };
+        testFormat(internalformat, srcTexFormatsTypes, gl.COLOR_ATTACHMENT0, gl.NO_ERROR, "copyTexImage2D should succeed for good internalformat ");
+    });
+
+    goodIntFormats.forEach(function(internalformat) {
+        var srcTexFormatsTypes = { internalformat: "RGBA32I", format: gl.RGBA_INTEGER, type: gl.INT };
+        testFormat(internalformat, srcTexFormatsTypes, gl.COLOR_ATTACHMENT0, gl.NO_ERROR, "copyTexImage2D should succeed for good internalformat ");
+    });
+    goodIntFormatsWithUnmatchedComponentSizes.forEach(function(internalformat) {
+        var srcTexFormatsTypes = { internalformat: "RGBA32I", format: gl.RGBA_INTEGER, type: gl.INT };
+        testFormat(internalformat, srcTexFormatsTypes, gl.COLOR_ATTACHMENT0, gl.INVALID_OPERATION,
+                   "copyTexImage2D should fail for good internalformat with unmatched component sizes ");
+    });
+
+    goodUnsignedIntFormats.forEach(function(internalformat) {
+        var srcTexFormatsTypes = { internalformat: "RGBA32UI", format: gl.RGBA_INTEGER, type: gl.UNSIGNED_INT };
+        testFormat(internalformat, srcTexFormatsTypes, gl.COLOR_ATTACHMENT0, gl.NO_ERROR, "copyTexImage2D should succeed for good internalformat ");
+    });
+    goodUnsignedIntFormatsWithUnmatchedComponentSizes.forEach(function(internalformat) {
+        var srcTexFormatsTypes = { internalformat: "RGBA32UI", format: gl.RGBA_INTEGER, type: gl.UNSIGNED_INT };
+        testFormat(internalformat, srcTexFormatsTypes, gl.COLOR_ATTACHMENT0, gl.INVALID_OPERATION,
+                   "copyTexImage2D should fail for good internalformat with unmatched component sizes ");
+    });
+
+    snormFormats.forEach(function(internalformat) {
+        const srcTexFormatsTypes = { internalformat: "RGBA8", format: gl.RGBA, type: gl.UNSIGNED_BYTE };
+        testFormat(internalformat, srcTexFormatsTypes, gl.COLOR_ATTACHMENT0, [gl.INVALID_ENUM, gl.INVALID_OPERATION], "copyTexImage2D should fail for snorm internalformat ");
+    });
+
+    if (gl.getExtension("EXT_color_buffer_float")) {
+        float16Formats.forEach(function(internalformat) {
+            var srcTexFormatsTypes = { internalformat: "RGBA16F", format: gl.RGBA, type: gl.FLOAT };
+            testFormat(internalformat, srcTexFormatsTypes, gl.COLOR_ATTACHMENT0, gl.NO_ERROR, "copyTexImage2D should succeed for float16 internalformat ");
+        });
+        float32Formats.forEach(function(internalformat) {
+            var srcTexFormatsTypes = { internalformat: "RGBA32F", format: gl.RGBA, type: gl.FLOAT };
+            testFormat(internalformat, srcTexFormatsTypes, gl.COLOR_ATTACHMENT0, gl.NO_ERROR, "copyTexImage2D should succeed for float32 internalformat ");
+        });
+        float11Formats.forEach(function(internalformat) {
+            var srcTexFormatsTypes = { internalformat: "R11F_G11F_B10F", format: gl.RGB, type: gl.FLOAT };
+            testFormat(internalformat, srcTexFormatsTypes, gl.COLOR_ATTACHMENT0, gl.NO_ERROR, "copyTexImage2D should succeed for R11F_G11F_B10F internalformat ");
+        });
+
+        float32Formats.concat(float11Formats).forEach(function(internalformat) {
+            var srcTexFormatsTypes = { internalformat: "RGBA16F", format: gl.RGBA, type: gl.FLOAT };
+            testFormat(internalformat, srcTexFormatsTypes, gl.COLOR_ATTACHMENT0, gl.INVALID_OPERATION,
+                       "copyTexImage2D should fail for non-float16 internalformat (unmatched component sizes) ");
+        });
+        float16Formats.concat(float11Formats).forEach(function(internalformat) {
+            var srcTexFormatsTypes = { internalformat: "RGBA32F", format: gl.RGBA, type: gl.FLOAT };
+            testFormat(internalformat, srcTexFormatsTypes, gl.COLOR_ATTACHMENT0, gl.INVALID_OPERATION,
+                       "copyTexImage2D should fail for non-float32 internalformat (unmatched component sizes) ");
+        });
+        float16Formats.concat(float32Formats).forEach(function(internalformat) {
+            var srcTexFormatsTypes = { internalformat: "R11F_G11F_B10F", format: gl.RGB, type: gl.FLOAT };
+            testFormat(internalformat, srcTexFormatsTypes, gl.COLOR_ATTACHMENT0, gl.INVALID_OPERATION,
+                       "copyTexImage2D should fail for non-R11F_G11F_B10F internalformat (unmatched component sizes) ");
+        });
+    }
+
+    depthAndOrStencilFormats.forEach(function(internalformat) {
+        var srcTexFormatsTypes = { internalformat: "DEPTH24_STENCIL8", format: gl.DEPTH_STENCIL, type: gl.UNSIGNED_INT_24_8};
+        testFormat(internalformat, srcTexFormatsTypes, gl.DEPTH_STENCIL_ATTACHMENT,
+                   [gl.INVALID_ENUM, gl.INVALID_OPERATION],
+                   "copyTexImage2D should fail for depth internalformat ");
+    });
+
+    gl.deleteTexture(texture);
+}
+
+if (!gl) {
+    testFailed("WebGL context does not exist");
+} else {
+    testPassed("WebGL context exists");
+    testInternalformat();
+}
+
+var successfullyParsed = true;
+</script>
+<script src="../../../js/js-test-post.js"></script>
+
+</body>
+</html>