add tests for OSC Message match function

osc/osc.go

@@ -207,7 +207,7 @@ func (msg *Message) ClearData() {
 	msg.Arguments = msg.Arguments[len(msg.Arguments):]
 }
 
-// Match returns true, if the address of the OSC Message matches the given
+// Match returns true, if the OSC address pattern of the OSC Message matches the given
 // address. The match is case sensitive!
 func (msg *Message) Match(addr string) bool {
 	exp := getRegEx(msg.Address)

osc/osc_test.go

@@ -459,6 +459,49 @@ func TestParsePacket(t *testing.T) {
 	}
 }
 
+func TestOscMessageMatch(t *testing.T) {
+	tc := []struct {
+		desc        string
+		addr        string
+		addrPattern string
+		want        bool
+	}{
+		{
+			"match everything",
+			"*",
+			"/a/b",
+			true,
+		},
+		{
+			"don't match",
+			"/a/b",
+			"/a",
+			false,
+		},
+		{
+			"match alternatives",
+			"/a/{foo,bar}",
+			"/a/foo",
+			true,
+		},
+		{
+			"don't match if address is not part of the alternatives",
+			"/a/{foo,bar}",
+			"/a/bob",
+			false,
+		},
+	}
+
+	for _, tt := range tc {
+		msg := NewMessage(tt.addr)
+
+		got := msg.Match(tt.addrPattern)
+		if got != tt.want {
+			t.Errorf("%s: msg.Match('%s') = '%t', want = '%t'", tt.desc, tt.addrPattern, got, tt.want)
+		}
+	}
+}
+
 const zero = string(byte(0))
 
 // nulls returns a string of `i` nulls.