widget/tests/TestChromeMargin.cpp

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 /* This tests the margin parsing functionality in nsAttrValue.cpp, which
   7  * is accessible via nsContentUtils, and is used in setting chromemargins
   8  * to widget windows. It's located here due to linking issues in the
   9  * content directory.
  10  */
  11
  12 /* This test no longer compiles now that we've removed nsIContentUtils (bug
  13  * 647273).  We need to be internal code in order to include nsContentUtils.h,
  14  * but defining MOZILLA_INTERNAL_API is not enough to make us internal.
  15  */
  16
  17 #include "TestHarness.h"
  18
  19 #ifndef MOZILLA_INTERNAL_API
  20 // some of the includes make use of internal string types
  21 #define nsAString_h___
  22 #define nsString_h___
  23 #define nsStringFwd_h___
  24 #define nsReadableUtils_h___
  25 class nsACString;
  26 class nsAString;
  27 class nsAFlatString;
  28 class nsAFlatCString;
  29 class nsAdoptingString;
  30 class nsAdoptingCString;
  31 class nsXPIDLString;
  32 template<class T> class nsReadingIterator;
  33 #endif
  34
  35 #include "nscore.h"
  36 #include "nsContentUtils.h"
  37
  38 #ifndef MOZILLA_INTERNAL_API
  39 #undef nsString_h___
  40 #undef nsAString_h___
  41 #undef nsReadableUtils_h___
  42 #endif
  43
  44 struct DATA {
  45   bool shouldfail;
  46   const char* margins;
  47   int top;
  48   int right;
  49   int bottom;
  50   int left;
  51 };
  52
  53 const bool SHOULD_FAIL = true;
  54 const int SHOULD_PASS = false;
  55
  56 const DATA Data[] = {
  57   { SHOULD_FAIL, "", 1, 2, 3, 4 },
  58   { SHOULD_FAIL, "1,0,0,0", 1, 2, 3, 4 },
  59   { SHOULD_FAIL, "1,2,0,0", 1, 2, 3, 4 },
  60   { SHOULD_FAIL, "1,2,3,0", 1, 2, 3, 4 },
  61   { SHOULD_FAIL, "4,3,2,1", 1, 2, 3, 4 },
  62   { SHOULD_FAIL, "azsasdasd", 0, 0, 0, 0 },
  63   { SHOULD_FAIL, ",azsasdasd", 0, 0, 0, 0 },
  64   { SHOULD_FAIL, "           ", 1, 2, 3, 4 },
  65   { SHOULD_FAIL, "azsdfsdfsdfsdfsdfsasdasd,asdasdasdasdasdasd,asdadasdasd,asdasdasdasd", 0, 0, 0, 0 },
  66   { SHOULD_FAIL, "as,as,as,as", 0, 0, 0, 0 },
  67   { SHOULD_FAIL, "0,0,0", 0, 0, 0, 0 },
  68   { SHOULD_FAIL, "0,0", 0, 0, 0, 0 },
  69   { SHOULD_FAIL, "4.6,1,1,1", 0, 0, 0, 0 },
  70   { SHOULD_FAIL, ",,,,", 0, 0, 0, 0 },
  71   { SHOULD_FAIL, "1, , , ,", 0, 0, 0, 0 },
  72   { SHOULD_FAIL, "1, , ,", 0, 0, 0, 0 },
  73   { SHOULD_FAIL, "@!@%^&^*()", 1, 2, 3, 4 },
  74   { SHOULD_PASS, "4,3,2,1", 4, 3, 2, 1 },
  75   { SHOULD_PASS, "-4,-3,-2,-1", -4, -3, -2, -1 },
  76   { SHOULD_PASS, "10000,3,2,1", 10000, 3, 2, 1 },
  77   { SHOULD_PASS, "4  , 3   , 2 , 1", 4, 3, 2, 1 },
  78   { SHOULD_PASS, "4,    3   ,2,1", 4, 3, 2, 1 },
  79   { SHOULD_FAIL, "4,3,2,10000000000000 --", 4, 3, 2, 10000000000000 },
  80   { SHOULD_PASS, "4,3,2,1000", 4, 3, 2, 1000 },
  81   { SHOULD_PASS, "2147483647,3,2,1000", 2147483647, 3, 2, 1000 },
  82   { SHOULD_PASS, "2147483647,2147483647,2147483647,2147483647", 2147483647, 2147483647, 2147483647, 2147483647 },
  83   { SHOULD_PASS, "-2147483647,3,2,1000", -2147483647, 3, 2, 1000 },
  84   { SHOULD_FAIL, "2147483648,3,2,1000", 1, 3, 2, 1000 },
  85   { 0, nullptr, 0, 0, 0, 0 }
  86 };
  87
  88 void DoAttrValueTest()
  89 {
  90   int idx = -1;
  91   bool didFail = false;
  92   while (Data[++idx].margins) {
  93     nsAutoString str;
  94     str.AssignLiteral(Data[idx].margins);
  95     nsIntMargin values(99,99,99,99);
  96     bool result = nsContentUtils::ParseIntMarginValue(str, values);
  97
  98     // if the parse fails
  99     if (!result) {
 100       if (Data[idx].shouldfail)
 101         continue;
 102       fail(Data[idx].margins);
 103       didFail = true;
 104       printf("*1\n");
 105       continue;
 106     }
 107
 108     if (Data[idx].shouldfail) {
 109       if (Data[idx].top == values.top &&
 110           Data[idx].right == values.right &&
 111           Data[idx].bottom == values.bottom &&
 112           Data[idx].left == values.left) {
 113         // not likely
 114         fail(Data[idx].margins);
 115         didFail = true;
 116         printf("*2\n");
 117         continue;
 118       }
 119       // good failure, parse failed and that's what we expected.
 120       continue;
 121     }
 122 #if 0
 123     printf("%d==%d %d==%d %d==%d %d==%d\n",
 124       Data[idx].top, values.top,
 125       Data[idx].right, values.right,
 126       Data[idx].bottom, values.bottom,
 127       Data[idx].left, values.left);
 128 #endif
 129     if (Data[idx].top == values.top &&
 130         Data[idx].right == values.right &&
 131         Data[idx].bottom == values.bottom &&
 132         Data[idx].left == values.left) {
 133       // good parse results
 134       continue;
 135     }
 136     else {
 137       fail(Data[idx].margins);
 138       didFail = true;
 139       printf("*3\n");
 140       continue;
 141     }
 142   }
 143
 144   if (!didFail)
 145     passed("nsAttrValue margin parsing tests passed.");
 146 }
 147
 148 int main(int argc, char** argv)
 149 {
 150   ScopedXPCOM xpcom("");
 151   if (xpcom.failed())
 152     return 1;
 153   DoAttrValueTest();
 154   return 0;
 155 }