1 files changed, 130 insertions, 0 deletions
diff --git a/widget/tests/TestChromeMargin.cpp b/widget/tests/TestChromeMargin.cpp
new file mode 100644
index 0000000000..0eed86b208
--- /dev/null
+++ b/widget/tests/TestChromeMargin.cpp
@@ -0,0 +1,130 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/* This tests the margin parsing functionality in nsAttrValue.cpp, which
+ * is accessible via nsContentUtils, and is used in setting chromemargins
+ * to widget windows. It's located here due to linking issues in the
+ * content directory.
+ */
+
+/* This test no longer compiles now that we've removed nsIContentUtils (bug
+ * 647273).  We need to be internal code in order to include nsContentUtils.h,
+ * but defining MOZILLA_INTERNAL_API is not enough to make us internal.
+ */
+
+#include "TestHarness.h"
+
+#ifndef MOZILLA_INTERNAL_API
+#  error This test needs MOZILLA_INTERNAL_API (see bug 652123)
+#endif
+
+#include "nscore.h"
+#include "nsContentUtils.h"
+#include "nsString.h"
+
+struct DATA {
+  bool shouldfail;
+  const char* margins;
+  int top;
+  int right;
+  int bottom;
+  int left;
+};
+
+const bool SHOULD_FAIL = true;
+const int SHOULD_PASS = false;
+
+const DATA Data[] = {
+    {SHOULD_FAIL, "", 1, 2, 3, 4},
+    {SHOULD_FAIL, "1,0,0,0", 1, 2, 3, 4},
+    {SHOULD_FAIL, "1,2,0,0", 1, 2, 3, 4},
+    {SHOULD_FAIL, "1,2,3,0", 1, 2, 3, 4},
+    {SHOULD_FAIL, "4,3,2,1", 1, 2, 3, 4},
+    {SHOULD_FAIL, "azsasdasd", 0, 0, 0, 0},
+    {SHOULD_FAIL, ",azsasdasd", 0, 0, 0, 0},
+    {SHOULD_FAIL, "           ", 1, 2, 3, 4},
+    {SHOULD_FAIL,
+     "azsdfsdfsdfsdfsdfsasdasd,asdasdasdasdasdasd,asdadasdasd,asdasdasdasd", 0,
+     0, 0, 0},
+    {SHOULD_FAIL, "as,as,as,as", 0, 0, 0, 0},
+    {SHOULD_FAIL, "0,0,0", 0, 0, 0, 0},
+    {SHOULD_FAIL, "0,0", 0, 0, 0, 0},
+    {SHOULD_FAIL, "4.6,1,1,1", 0, 0, 0, 0},
+    {SHOULD_FAIL, ",,,,", 0, 0, 0, 0},
+    {SHOULD_FAIL, "1, , , ,", 0, 0, 0, 0},
+    {SHOULD_FAIL, "1, , ,", 0, 0, 0, 0},
+    {SHOULD_FAIL, "@!@%^&^*()", 1, 2, 3, 4},
+    {SHOULD_PASS, "4,3,2,1", 4, 3, 2, 1},
+    {SHOULD_PASS, "-4,-3,-2,-1", -4, -3, -2, -1},
+    {SHOULD_PASS, "10000,3,2,1", 10000, 3, 2, 1},
+    {SHOULD_PASS, "4  , 3   , 2 , 1", 4, 3, 2, 1},
+    {SHOULD_PASS, "4,    3   ,2,1", 4, 3, 2, 1},
+    {SHOULD_FAIL, "4,3,2,10000000000000 --", 4, 3, 2, 10000000000000},
+    {SHOULD_PASS, "4,3,2,1000", 4, 3, 2, 1000},
+    {SHOULD_PASS, "2147483647,3,2,1000", 2147483647, 3, 2, 1000},
+    {SHOULD_PASS, "2147483647,2147483647,2147483647,2147483647", 2147483647,
+     2147483647, 2147483647, 2147483647},
+    {SHOULD_PASS, "-2147483647,3,2,1000", -2147483647, 3, 2, 1000},
+    {SHOULD_FAIL, "2147483648,3,2,1000", 1, 3, 2, 1000},
+    {0, nullptr, 0, 0, 0, 0}};
+
+void DoAttrValueTest() {
+  int idx = -1;
+  bool didFail = false;
+  while (Data[++idx].margins) {
+    nsAutoString str;
+    str.AssignLiteral(Data[idx].margins);
+    nsIntMargin values(99, 99, 99, 99);
+    bool result = nsContentUtils::ParseIntMarginValue(str, values);
+
+    // if the parse fails
+    if (!result) {
+      if (Data[idx].shouldfail) continue;
+      fail(Data[idx].margins);
+      didFail = true;
+      printf("*1\n");
+      continue;
+    }
+
+    if (Data[idx].shouldfail) {
+      if (Data[idx].top == values.top && Data[idx].right == values.right &&
+          Data[idx].bottom == values.bottom && Data[idx].left == values.left) {
+        // not likely
+        fail(Data[idx].margins);
+        didFail = true;
+        printf("*2\n");
+        continue;
+      }
+      // good failure, parse failed and that's what we expected.
+      continue;
+    }
+#if 0
+    printf("%d==%d %d==%d %d==%d %d==%d\n",
+      Data[idx].top, values.top,
+      Data[idx].right, values.right,
+      Data[idx].bottom, values.bottom,
+      Data[idx].left, values.left);
+#endif
+    if (Data[idx].top == values.top && Data[idx].right == values.right &&
+        Data[idx].bottom == values.bottom && Data[idx].left == values.left) {
+      // good parse results
+      continue;
+    } else {
+      fail(Data[idx].margins);
+      didFail = true;
+      printf("*3\n");
+      continue;
+    }
+  }
+
+  if (!didFail) passed("nsAttrValue margin parsing tests passed.");
+}
+
+int main(int argc, char** argv) {
+  ScopedXPCOM xpcom("");
+  if (xpcom.failed()) return 1;
+  DoAttrValueTest();
+  return 0;
+}