Fix parseHTMLInteger

third_party/WebKit/Source/core/html/parser/HTMLParserIdiomsTest.cpp

Index: third_party/WebKit/Source/core/html/parser/HTMLParserIdiomsTest.cpp
diff --git a/third_party/WebKit/Source/core/html/parser/HTMLParserIdiomsTest.cpp b/third_party/WebKit/Source/core/html/parser/HTMLParserIdiomsTest.cpp
index d9b4ade75a8adf837e8e8b60ae709e945075b750..556058fd79af22a240a993f46ac4ba100ef98c19 100644
--- a/third_party/WebKit/Source/core/html/parser/HTMLParserIdiomsTest.cpp
+++ b/third_party/WebKit/Source/core/html/parser/HTMLParserIdiomsTest.cpp
@@ -10,6 +10,26 @@ namespace blink {
 
 namespace {
 
+TEST(HTMLParserIdiomsTest, ParseHTMLInteger) {
+  int value = 0;
+
+  EXPECT_TRUE(parseHTMLInteger("2147483646", value));
+  EXPECT_EQ(2147483646, value);
+  EXPECT_TRUE(parseHTMLInteger("2147483647", value));
+  EXPECT_EQ(2147483647, value);
+  value = 12345;
+  EXPECT_FALSE(parseHTMLInteger("2147483648", value));
+  EXPECT_EQ(12345, value);
+
+  EXPECT_TRUE(parseHTMLInteger("-2147483647", value));
+  EXPECT_EQ(-2147483647, value);
+  EXPECT_TRUE(parseHTMLInteger("-2147483648", value));
+  EXPECT_EQ(0 - 2147483648, value);
+  value = 12345;
+  EXPECT_FALSE(parseHTMLInteger("-2147483649", value));
+  EXPECT_EQ(12345, value);
+}
+
 TEST(HTMLParserIdiomsTest, ParseHTMLNonNegativeInteger) {
   unsigned value = 0;