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      1 /*
      2  * Copyright 2017 Google Inc.
      3  *
      4  * Use of this source code is governed by a BSD-style license that can be
      5  * found in the LICENSE file.
      6  */
      7 
      8 #include "SkTypes.h"
      9 
     10 // This test is a GPU-backend specific test.
     11 #if SK_SUPPORT_GPU
     12 
     13 #include "gl/GrGLDefines.h"
     14 #include "gl/GrGLExtensions.h"
     15 #include "Test.h"
     16 
     17 const GrGLubyte* simpleGetString(GrGLenum name) {
     18     return (const GrGLubyte*)(name == GR_GL_VERSION ? "3.0" : "");
     19 }
     20 
     21 void simpleGetIntegerv(GrGLenum name, GrGLint* params) {
     22     if (name == GR_GL_NUM_EXTENSIONS) {
     23         *params = 2;
     24     } else {
     25         *params = 0;
     26     }
     27 }
     28 
     29 const GrGLubyte* simpleGetStringi(GrGLenum name, GrGLuint index) {
     30     if (name != GR_GL_EXTENSIONS || index >= 2)
     31         return (const GrGLubyte*)"";
     32     return (const GrGLubyte*)(index == 0 ? "test_extension_1" : "test_extension_2");
     33 }
     34 
     35 DEF_TEST(GrGLExtensionsTest_remove, reporter) {
     36     GrGLExtensions ext;
     37     ext.init(kNone_GrGLStandard,
     38              &simpleGetString,
     39              &simpleGetStringi,
     40              &simpleGetIntegerv,
     41              nullptr,
     42              nullptr);
     43 
     44     REPORTER_ASSERT(reporter, ext.isInitialized());
     45     REPORTER_ASSERT(reporter, ext.has("test_extension_1"));
     46     REPORTER_ASSERT(reporter, ext.has("test_extension_2"));
     47     REPORTER_ASSERT(reporter, ext.remove("test_extension_2"));
     48     REPORTER_ASSERT(reporter, !ext.has("test_extension_2"));
     49     REPORTER_ASSERT(reporter, ext.remove("test_extension_1"));
     50     REPORTER_ASSERT(reporter, !ext.has("test_extension_1"));
     51 }
     52 
     53 #endif
     54