fix(tests): check if the fetch pubkey validates the JWT

tests/python/test_requests.py

@@ -15,7 +15,7 @@ class TestResponse(TestCase):
         with open(PUB_KEY_PATH, "r") as f:
             self.pub_key = f.read()
 
-    def test_get_target(self):
+    def test_get_target(self, pubkey=None):
         resp = requests.post(
             URL + "/get/", json={"username": "toto", "password": "tata"}
         )
@@ -25,7 +25,7 @@ class TestResponse(TestCase):
         token = resp.json()["token"]
         jwt_decoded = jwt.decode(
             token,
-            self.pub_key,
+            pubkey or self.pub_key,
             algorithms=["RS384"],
             options={
                 "verify_signature": True,
@@ -123,7 +123,10 @@ class TestResponse(TestCase):
 
         b64_pubkey = base64.b64decode(resp.json()["pubkey"])
         self.assertIsNotNone(b64_pubkey, "public key b64 decoded can't be empty")
-        self.assertIn("-BEGIN PUBLIC KEY-", b64_pubkey.decode())
+        b64_pubkey_decoded = b64_pubkey.decode()
+        self.assertIn("-BEGIN PUBLIC KEY-", b64_pubkey_decoded)
+
+        self.test_get_target(b64_pubkey_decoded)
 
     def test_get_pubkey_bad_method(self):
         resp = requests.post(URL + "/pubkey/", json={"tutu": "toto"})