[Password Manager] Copiable username and origin. Linkable origin elided from the left.

components/password_manager/core/browser/affiliation_utils_unittest.cc

Index: components/password_manager/core/browser/affiliation_utils_unittest.cc
diff --git a/components/password_manager/core/browser/affiliation_utils_unittest.cc b/components/password_manager/core/browser/affiliation_utils_unittest.cc
index 022edfc9fc9a209206a89427b93224bdde3f8b15..b5cc150916f1d6aae1483269d35b19b72dd85a35 100644
--- a/components/password_manager/core/browser/affiliation_utils_unittest.cc
+++ b/components/password_manager/core/browser/affiliation_utils_unittest.cc
@@ -372,4 +372,29 @@ TEST_F(GetHumanReadableOriginTest, OriginFromAndroidForm) {
             "android://com.example.android");
 }
 
+TEST(GetShownOriginTest, RemovePrefixes) {
+  struct {
+    std::string input;
+    std::string output;
+  } kTestCases[] = {
+      {"http://subdomain.example.com:80/login/index.html?h=90&ind=hello#first",
+       "subdomain.example.com"},
+      {"https://www.example.com", "example.com"},
+      {"https://mobile.example.com", "example.com"},
+      {"https://m.example.com", "example.com"},
+      {"https://m.subdomain.example.net", "subdomain.example.net"},
+      {"https://mobile.de", "mobile.de"},
+      {"https://www.de", "www.de"},
+      {"https://m.de", "m.de"},
+      {"https://www.mobile.de", "mobile.de"},
+      {"https://m.mobile.de", "mobile.de"},
+      {"https://m.www.de", "www.de"},
+      {"https://Mobile.example.de", "example.de"},
+      {"https://WWW.Example.DE", "example.de"}};
+
+  for (const auto& test_case : kTestCases) {
+    EXPECT_EQ(GetShownOrigin(GURL(test_case.input), ""), test_case.output);
+  }
+}
+
 }  // namespace password_manager