test(rpc-client): vCard color is the same as the contact color (#7294)

This tests "fix(jsonrpc): Use Core's logic for computing VcardContact.color".

Author: iequidoo

deltachat-rpc-client/tests/test_vcard.py

@@ -1,8 +1,11 @@
 def test_vcard(acfactory) -> None:
-    alice, bob = acfactory.get_online_accounts(2)
+    alice, bob, fiona = acfactory.get_online_accounts(3)
 
     alice_contact_bob = alice.create_contact(bob, "Bob")
     alice_contact_charlie = alice.create_contact("charlie@example.org", "Charlie")
+    alice_contact_charlie_snapshot = alice_contact_charlie.get_snapshot()
+    alice_contact_fiona = alice.create_contact(fiona, "Fiona")
+    alice_contact_fiona_snapshot = alice_contact_fiona.get_snapshot()
 
     alice_chat_bob = alice_contact_bob.create_chat()
     alice_chat_bob.send_contact(alice_contact_charlie)
@@ -12,3 +15,12 @@ def test_vcard(acfactory) -> None:
     snapshot = message.get_snapshot()
     assert snapshot.vcard_contact
     assert snapshot.vcard_contact.addr == "charlie@example.org"
+    assert snapshot.vcard_contact.color == alice_contact_charlie_snapshot.color
+
+    alice_chat_bob.send_contact(alice_contact_fiona)
+    event = bob.wait_for_incoming_msg_event()
+    message = bob.get_message_by_id(event.msg_id)
+    snapshot = message.get_snapshot()
+    assert snapshot.vcard_contact
+    assert snapshot.vcard_contact.key
+    assert snapshot.vcard_contact.color == alice_contact_fiona_snapshot.color