Refactor: encapsulate custom url manipulation function into object method.

1 files changed, 32 insertions, 0 deletions

diff --git a/common/myurl/urlparse_test.go b/common/myurl/urlparse_test.go
new file mode 100644
index 0000000..b7df7bd
--- /dev/null
+++ b/common/myurl/urlparse_test.go
@@ -0,0 +1,32 @@
+package myurl
+
+import "testing"
+
+func TestGetFileExtensionFromUrl(t *testing.T) {
+	tests := []struct {
+		Expected string
+		Actual   string
+	}{
+		{Expected: "html"},
+		{Expected: "htm"},
+		{Expected: "flv"},
+	}
+	var err error
+	tests[0].Actual, err = Url("http://www.example.com/index.html").FileExtension()
+	if err != nil {
+		t.Fatalf("GetFileExtensionFromUrl: %v", err)
+	}
+	tests[1].Actual, err = Url("https://www.example.com/index.htm").FileExtension()
+	if err != nil {
+		t.Fatalf("GetFileExtensionFromUrl: %v", err)
+	}
+	tests[2].Actual, err = Url("https://www.example.com/video.flv?a=1&b=2flv").FileExtension()
+	if err != nil {
+		t.Fatalf("GetFileExtensionFromUrl: %v", err)
+	}
+	for i, tc := range tests {
+		if tc.Expected != tc.Actual {
+			t.Fatalf("Test %v failed: %v", i, tc)
+		}
+	}
+}