Refactor and move parsing and stanza to a separate package

stanza/presence_test.go

@@ -0,0 +1,62 @@
+package stanza_test
+
+import (
+	"encoding/xml"
+	"testing"
+
+	"github.com/google/go-cmp/cmp"
+)
+
+func TestGeneratePresence(t *testing.T) {
+	presence := NewPresence(Attrs{From: "admin@localhost", To: "test@localhost", Id: "1"})
+	presence.Show = PresenceShowChat
+
+	data, err := xml.Marshal(presence)
+	if err != nil {
+		t.Errorf("cannot marshal xml structure")
+	}
+
+	var parsedPresence Presence
+	if err = xml.Unmarshal(data, &parsedPresence); err != nil {
+		t.Errorf("Unmarshal(%s) returned error", data)
+	}
+
+	if !xmlEqual(parsedPresence, presence) {
+		t.Errorf("non matching items\n%s", cmp.Diff(parsedPresence, presence))
+	}
+}
+
+func TestPresenceSubElt(t *testing.T) {
+	// Test structure to ensure that show, status and priority are correctly defined as presence
+	// package sub-elements
+	type pres struct {
+		Show     PresenceShow `xml:"show"`
+		Status   string       `xml:"status"`
+		Priority int8         `xml:"priority"`
+	}
+
+	presence := NewPresence(Attrs{From: "admin@localhost", To: "test@localhost", Id: "1"})
+	presence.Show = PresenceShowXA
+	presence.Status = "Coding"
+	presence.Priority = 10
+
+	data, err := xml.Marshal(presence)
+	if err != nil {
+		t.Errorf("cannot marshal xml structure")
+	}
+
+	var parsedPresence pres
+	if err = xml.Unmarshal(data, &parsedPresence); err != nil {
+		t.Errorf("Unmarshal(%s) returned error", data)
+	}
+
+	if parsedPresence.Show != presence.Show {
+		t.Errorf("cannot read 'show' as presence subelement (%s)", parsedPresence.Show)
+	}
+	if parsedPresence.Status != presence.Status {
+		t.Errorf("cannot read 'status' as presence subelement (%s)", parsedPresence.Status)
+	}
+	if parsedPresence.Priority != presence.Priority {
+		t.Errorf("cannot read 'priority' as presence subelement (%d)", parsedPresence.Priority)
+	}
+}