src/third_party/skia/tests/GrGLSLPrettyPrintTest.cpp

   1 /*
   2  * Copyright 2014 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 #if SK_SUPPORT_GPU
   9 #include "Test.h"
  10 #include "gl/GrGLSLPrettyPrint.h"
  11
  12 #define ASSERT(x) REPORTER_ASSERT(r, x)
  13
  14 const SkString input1("#this is not a realshader\nvec4 some stuff;outside of a function;"
  15                      "int i(int b, int c) { { some stuff;} fake block; //comments\n return i;}"
  16                      "void main()"
  17                      "{nowin a function;{indenting;{abit more;dreadedfor((;;)(;)((;;);)){doingstuff"
  18                      ";for(;;;){and more stufff;mixed garbage\n\n\t\t\t\t\n/*using this"
  19                      " comment\n is"
  20                      " dangerous\ndo so at your own\n risk*/;\n\n\t\t\t\n"
  21                      "//a comment\n}}a; little ;  love; for   ; leading;  spaces;} "
  22                      "an struct = { int a; int b; };"
  23                      "int[5] arr = int[5](1,2,3,4,5);} some code at the bottom; for(;;) {} }");
  24
  25 const SkString output1(
  26         "   1\t#this is not a realshader\n"
  27         "   2\tvec4 some stuff;\n"
  28         "   3\toutside of a function;\n"
  29         "   4\tint i(int b, int c) \n"
  30         "   5\t{\n"
  31         "   6\t\t{\n"
  32         "   7\t\t\tsome stuff;\n"
  33         "   8\t\t}\n"
  34         "   9\t\tfake block;\n"
  35         "  10\t\t//comments\n"
  36         "  11\t\treturn i;\n"
  37         "  12\t}\n"
  38         "  13\tvoid main()\n"
  39         "  14\t{\n"
  40         "  15\t\tnowin a function;\n"
  41         "  16\t\t{\n"
  42         "  17\t\t\tindenting;\n"
  43         "  18\t\t\t{\n"
  44         "  19\t\t\t\tabit more;\n"
  45         "  20\t\t\t\tdreadedfor((;;)(;)((;;);))\n"
  46         "  21\t\t\t\t{\n"
  47         "  22\t\t\t\t\tdoingstuff;\n"
  48         "  23\t\t\t\t\tfor(;;;)\n"
  49         "  24\t\t\t\t\t{\n"
  50         "  25\t\t\t\t\t\tand more stufff;\n"
  51         "  26\t\t\t\t\t\tmixed garbage/*using this comment\n"
  52         "  27\t\t\t\t\t\t is dangerous\n"
  53         "  28\t\t\t\t\t\tdo so at your own\n"
  54         "  29\t\t\t\t\t\t risk*/;\n"
  55         "  30\t\t\t\t\t\t//a comment\n"
  56         "  31\t\t\t\t\t}\n"
  57         "  32\t\t\t\t}\n"
  58         "  33\t\t\t\ta;\n"
  59         "  34\t\t\t\tlittle ;\n"
  60         "  35\t\t\t\tlove;\n"
  61         "  36\t\t\t\tfor   ;\n"
  62         "  37\t\t\t\tleading;\n"
  63         "  38\t\t\t\tspaces;\n"
  64         "  39\t\t\t}\n"
  65         "  40\t\t\tan struct = \n"
  66         "  41\t\t\t{\n"
  67         "  42\t\t\t\tint a;\n"
  68         "  43\t\t\t\tint b;\n"
  69         "  44\t\t\t}\n"
  70         "  45\t\t\t;\n"
  71         "  46\t\t\tint[5] arr = int[5](1,2,3,4,5);\n"
  72         "  47\t\t}\n"
  73         "  48\t\tsome code at the bottom;\n"
  74         "  49\t\tfor(;;) \n"
  75         "  50\t\t{\n"
  76         "  51\t\t}\n"
  77         "  52\t}\n"
  78         "  53\t");
  79
  80 const SkString input2("{;;{{{{;;;{{{{{{{{{{{###\n##\n#####(((((((((((((unbalanced verything;;;"
  81         "}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}"
  82         ";;;;;;/////");
  83
  84 DEF_TEST(GrGLSLPrettyPrint, r) {
  85     SkString test = GrGLSLPrettyPrint::PrettyPrintGLSL(input1, true);
  86     ASSERT(output1 == test);
  87
  88     // Just test we don't crash with garbage input
  89     ASSERT(GrGLSLPrettyPrint::PrettyPrintGLSL(input2, true).c_str() != NULL);
  90 }
  91
  92 #endif