commit 50cac57aad8ab591e2142588d3c489936a7d2a86
author Geoff Lang <geofflang@chromium.org> Tue Sep 26 17:37:43 2017 -0400
committer Commit Bot <commit-bot@chromium.org> Mon Oct 02 20:03:17 2017 +0000
tree 77efe82677b3dc08350a0c5d8c09f4195e6b76a6
parent 8c7133caf82db2b02323176ce4c71c553dcaec29

Make GL_EXT_blend_minmax enableable.

BUG=angleproject:1523

Change-Id: I73df8d9a23c3d22792abde44b495be7478abfc22
Reviewed-on: https://chromium-review.googlesource.com/685648
Commit-Queue: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>

src/tests/gl_tests/WebGLCompatibilityTest.cpp

diff --git a/src/tests/gl_tests/WebGLCompatibilityTest.cpp b/src/tests/gl_tests/WebGLCompatibilityTest.cpp
index 4f799a1..9fe6d1e 100644
--- a/src/tests/gl_tests/WebGLCompatibilityTest.cpp
+++ b/src/tests/gl_tests/WebGLCompatibilityTest.cpp
@@ -552,6 +552,31 @@
     }
 }
 
+// Test enabling the GL_EXT_blend_minmax extension
+TEST_P(WebGLCompatibilityTest, EnableBlendMinMaxExtension)
+{
+    EXPECT_FALSE(extensionEnabled("GL_EXT_blend_minmax"));
+
+    // This extensions become core in in ES3/WebGL2.
+    ANGLE_SKIP_TEST_IF(getClientMajorVersion() >= 3);
+
+    glBlendEquation(GL_MIN);
+    EXPECT_GL_ERROR(GL_INVALID_ENUM);
+
+    glBlendEquation(GL_MAX);
+    EXPECT_GL_ERROR(GL_INVALID_ENUM);
+
+    if (extensionRequestable("GL_EXT_blend_minmax"))
+    {
+        glRequestExtensionANGLE("GL_EXT_blend_minmax");
+        EXPECT_GL_NO_ERROR();
+
+        glBlendEquation(GL_MIN);
+        glBlendEquation(GL_MAX);
+        EXPECT_GL_NO_ERROR();
+    }
+}
+
 // Verify that the context generates the correct error when the framebuffer attachments are
 // different sizes
 TEST_P(WebGLCompatibilityTest, FramebufferAttachmentSizeMissmatch)