test: benchmark decoder (#227)

decoder/decode_test.go

@@ -239,3 +239,57 @@ func TestDecodeError(t *testing.T) {
 		}
 	})
 }
+
+func BenchmarkDecoder(b *testing.B) {
+	type child struct {
+		String string `schema:"string"`
+	}
+
+	type test struct {
+		String    string   `schema:"string"`
+		StringPtr *string  `schema:"string"`
+		Int       int      `schema:"int"`
+		Int8      int8     `schema:"int8"`
+		Int16     int16    `schema:"int16"`
+		Int32     int32    `schema:"int32"`
+		Int64     int64    `schema:"int64"`
+		Uint      uint     `schema:"uint"`
+		Uint8     uint8    `schema:"uint8"`
+		Uint16    uint16   `schema:"uint16"`
+		Uint32    uint32   `schema:"uint32"`
+		Uint64    uint64   `schema:"uint64"`
+		Float32   float32  `schema:"float32"`
+		Float64   float64  `schema:"float64"`
+		Bool      bool     `schema:"bool"`
+		Strings   []string `schema:"strings"`
+		Nested    child
+		NestedPtr *child
+	}
+
+	in := map[string][]string{
+		"string":  {"string"},
+		"strings": {"string", "string"},
+		"int":     {"1"},
+		"int8":    {"1"},
+		"int16":   {"1"},
+		"int32":   {"1"},
+		"int64":   {"1"},
+		"uint":    {"1"},
+		"uint8":   {"1"},
+		"uint16":  {"1"},
+		"uint32":  {"1"},
+		"uint64":  {"1"},
+		"float32": {"1"},
+		"float64": {"1"},
+		"bool":    {"true"},
+	}
+
+	dec := decoder.New("schema")
+
+	for i := 0; i < b.N; i++ {
+		out := &test{}
+		if err := dec.Decode(decoder.Map(in), out); err != nil {
+			b.Fatal(err)
+		}
+	}
+}