feat(abonnement): client.get_payment_info_url pour le changement de carte Frisbii

tests/subscriptions/test_client.py

@@ -89,3 +89,45 @@ def test_http_error_raises_frisbii_error(fake_httpx):
     with pytest.raises(client.FrisbiiError) as exc:
         client.get_plan("plan_simple")
     assert exc.value.status_code == 500
+
+
+def test_get_payment_info_url_appends_query_params(fake_httpx):
+    fake_httpx["queue"].append(
+        fake_httpx["Response"](
+            200,
+            {
+                "handle": "abo-1-1",
+                "hosted_page_links": {
+                    "payment_info": "https://checkout.reepay.com/#/subscription/pay/en_GB/x/abo-1-1"
+                },
+            },
+        )
+    )
+    url = client.get_payment_info_url(
+        "abo-1-1",
+        "https://app/compte/abonnement?carte=succes",
+        "https://app/compte/abonnement?carte=annule",
+    )
+    assert url.startswith(
+        "https://checkout.reepay.com/#/subscription/pay/en_GB/x/abo-1-1"
+    )
+    assert "accept_url=https%3A%2F%2Fapp%2Fcompte%2Fabonnement%3Fcarte%3Dsucces" in url
+    assert "cancel_url=https%3A%2F%2Fapp%2Fcompte%2Fabonnement%3Fcarte%3Dannule" in url
+
+
+def test_get_payment_info_url_merges_existing_query_string(fake_httpx):
+    fake_httpx["queue"].append(
+        fake_httpx["Response"](
+            200,
+            {
+                "handle": "abo-1-2",
+                "hosted_page_links": {
+                    "payment_info": "https://checkout.reepay.com/pay/abo-1-2?locale=fr"
+                },
+            },
+        )
+    )
+    url = client.get_payment_info_url("abo-1-2", "https://app/ok", "https://app/ko")
+    assert "locale=fr" in url
+    assert "accept_url=https%3A%2F%2Fapp%2Fok" in url
+    assert "cancel_url=https%3A%2F%2Fapp%2Fko" in url