1 files changed, 24 insertions, 0 deletions
diff --git a/chromium/base/version_unittest.cc b/chromium/base/version_unittest.cc
index 12b806399d0..4d04083801e 100644
--- a/chromium/base/version_unittest.cc
+++ b/chromium/base/version_unittest.cc
@@ -196,4 +196,28 @@ TEST(VersionTest, IsValidWildcardString) {
   }
 }
 
+TEST(VersionTest, LeadingZeros) {
+  {
+    // Leading zeros in the first component are not allowed.
+    base::Version v("01.1");
+    EXPECT_FALSE(v.IsValid());
+  }
+
+  {
+    // Leading zeros in subsequent components are allowed (and this behavior is
+    // now important for compatibility with existing modules, like extensions),
+    // but are ignored because the value is parsed as an integer...
+    base::Version v1("1.01");
+    EXPECT_TRUE(v1.IsValid());
+    // ...and as a result, v1.01 == v1.1.
+    EXPECT_EQ("1.1", v1.GetString());
+    base::Version v2("1.1");
+    EXPECT_EQ(v1, v2);
+  }
+
+  // Similarly, since leading zeros are ignored, v1.02 > v1.1 (because
+  // v1.02 is translated to 1.2).
+  EXPECT_GT(base::Version("1.02"), base::Version("1.1"));
+}
+
 }  // namespace