feat: Add compression

1 files changed, 42 insertions, 0 deletions

diff --git a/pkg/ext/compression_test.go b/pkg/ext/compression_test.go
new file mode 100644
index 0000000..6424378
--- /dev/null
+++ b/pkg/ext/compression_test.go
@@ -0,0 +1,42 @@
+// go:build unit
+package ext
+
+import "testing"
+
+func TestGetCompression(t *testing.T) {
+	testCases := []struct {
+		name        string
+		header      string
+		compression string
+	}{
+		{
+			name:        "Empty",
+			header:      "",
+			compression: "*",
+		},
+		{
+			name:        "Weighted",
+			header:      "gzip;q=1.0, *;q=0.5",
+			compression: "gzip",
+		},
+		{
+			name:        "Mixed",
+			header:      "deflate, gzip;q=1.0, *;q=0.5",
+			compression: "deflate",
+		},
+		{
+			name:        "Not weighted",
+			header:      "zstd, deflate, gzip",
+			compression: "zstd",
+		},
+	}
+
+	for _, tc := range testCases {
+		t.Run(tc.name, func(t *testing.T) {
+			got := GetCompression(tc.header)
+			if got != tc.compression {
+				t.Errorf("Wrong compression returned: got %s want %s", got, tc.compression)
+			}
+		})
+	}
+}