feat: extract groups from message logs

internal/isphere/groups_test.go

@@ -0,0 +1,22 @@
+package isphere
+
+import (
+	"reflect"
+	"testing"
+)
+
+func TestSearchGroupsFromMessagesMatchesGroupchatJIDs(t *testing.T) {
+	messages := []Message{
+		{ID: "msg-1", ConversationType: "groupchat", SenderID: "project-room@conference.imopenfire1-lanzhou", ReceiverID: "user@imopenfire1-lanzhou"},
+		{ID: "msg-2", ConversationType: "chat", SenderID: "alice@imopenfire1-lanzhou", ReceiverID: "bob@imopenfire1-lanzhou"},
+		{ID: "msg-3", ConversationType: "groupchat", SenderID: "project-room@conference.imopenfire1-lanzhou", ReceiverID: "other@imopenfire1-lanzhou"},
+	}
+
+	got := SearchGroupsFromMessages(messages, SearchGroupsQuery{Query: "project", Limit: 10})
+	want := SearchGroupsResult{Groups: []Group{
+		{GroupID: "project-room@conference.imopenfire1-lanzhou", DisplayName: "project-room@conference.imopenfire1-lanzhou", Source: "local_readonly", Confidence: 0.6, RawRef: "groupchat_jid"},
+	}}
+	if !reflect.DeepEqual(got, want) {
+		t.Fatalf("SearchGroupsFromMessages() = %#v, want %#v", got, want)
+	}
+}