def test_should_require_content_type_header_to_be_x_wwww_form_urlencoded():
url = build_access_token_url()
invalid_headers = {"Content-Type": "text/plain"}
assert_header_value(
build_access_token_url(),
"content-type",
"application/x-www-form-urlencoded;charset=UTF-8",
"POST",
invalid_headers,
)
def test_authorization_header_should_be_basic():
invalid_headers = {
"Content-Type": "application/x-www-form-urlencoded;charset=UTF-8",
"Authorization": "Invalid Basic Header",
}
assert_header_starts_with(build_access_token_url(), "authorization", "Basic ", "POST", headers=invalid_headers)
def test_should_return_invalid_grant_if_duplicate_access_token_request_with_same_authorization_grant():
code = request_authorization_code("client-id")
url = build_access_token_url({"grant_type": "authorization_code", "code": code, "redirect_uri": "http://callback"})
valid_headers = {
"Content-Type": "application/x-www-form-urlencoded;charset=UTF-8",
"Authorization": build_basic_authorization_header("client-id", code),
}
resp = requests.post(url, headers=valid_headers)
assert 200 == resp.status_code
# performs a new POST to get the access token, but it has already been taken
assert_invalid_grant(url, "Authorization grant already used", "POST", valid_headers)
def test_should_return_invalid_grant_error_if_redirect_uri_is_invalid():
# the redirect uri informed on body is not the same informed when the code
# was created
code = request_authorization_code("client-id", redirect_uri="http://example.com")
url = build_access_token_url(
{"grant_type": "authorization_code", "code": code, "redirect_uri": "http://callback"}
) # different uri
valid_headers = {
"Content-Type": "application/x-www-form-urlencoded;charset=UTF-8",
"Authorization": build_basic_authorization_header("client-id", code),
}
assert_invalid_grant(url, "redirect_uri does not match", "POST", valid_headers)
def test_should_return_400_with_invalid_grant_error_if_code_from_body_was_not_found():
# there is a code for this client and the authorization header is valid, but
# the code informed on body is not the correct code
code = request_authorization_code("client-id")
url = build_access_token_url(
{"grant_type": "authorization_code", "code": "INVALID-CODE", "redirect_uri": "http://callback"}
)
valid_headers = {
"Content-Type": "application/x-www-form-urlencoded;charset=UTF-8",
"Authorization": build_basic_authorization_header("client-id", code),
}
assert_invalid_grant(url, "Invalid code for this client", "POST", valid_headers)
def test_should_return_400_with_invalid_request_error_if_base64_header_could_not_be_decoded():
url = build_access_token_url({"grant_type": "authorization_code", "code": "ccc", "redirect_uri": "http://callback"})
valid_headers = {
"Content-Type": "application/x-www-form-urlencoded;charset=UTF-8",
"Authorization": "Basic this-is-not-base-64",
}
expected_response = {
"error": "invalid_request",
"error_description": "Base 64 from Authorization header could not be decoded",
}
resp = requests.post(url, headers=valid_headers)
assert 400 == resp.status_code
assert expected_response == parse_json_response(resp)
def test_should_allow_json_response_customization_via_plugin():
client_id = "client-id-from-access-token-tests"
code = request_authorization_code(client_id)
url = build_access_token_url({"grant_type": "authorization_code", "code": code, "redirect_uri": "http://callback"})
valid_headers = {
"Content-Type": "application/x-www-form-urlencoded;charset=UTF-8",
"Authorization": build_basic_authorization_header(client_id, code),
}
resp = requests.post(url, headers=valid_headers)
body = parse_json_response(resp)
assert 200 == resp.status_code
assert "Igor Sobreira" == body.get("user_name", "")
def check_multiple_users_with_client_ids(bob_client_id, ted_client_id):
bob_code = request_authorization_code(bob_client_id)
ted_code = request_authorization_code(ted_client_id)
bob_url = build_access_token_url(
{"grant_type": "authorization_code", "code": bob_code, "redirect_uri": "http://callback"}
)
ted_url = build_access_token_url(
{"grant_type": "authorization_code", "code": ted_code, "redirect_uri": "http://callback"}
)
bob_response = requests.post(
bob_url,
headers={
"Content-Type": "application/x-www-form-urlencoded;charset=UTF-8",
"Authorization": build_basic_authorization_header(bob_client_id, bob_code),
},
)
ted_response = requests.post(
ted_url,
headers={
"Content-Type": "application/x-www-form-urlencoded;charset=UTF-8",
"Authorization": build_basic_authorization_header(ted_client_id, ted_code),
},
)
assert 200 == bob_response.status_code
assert 200 == ted_response.status_code
bob_json = parse_json_response(bob_response)
ted_json = parse_json_response(ted_response)
assert ["access_token", "token_type", "expires_in"] == bob_json.keys()
assert ["access_token", "token_type", "expires_in"] == ted_json.keys()
assert bob_json["access_token"] != ted_json["access_token"]
def test_should_return_401_with_invalid_client_error_if_invalid_code_on_Authorization_header():
code = request_authorization_code("client-id")
url = build_access_token_url({"grant_type": "authorization_code", "code": code, "redirect_uri": "http://callback"})
valid_headers = {
"Content-Type": "application/x-www-form-urlencoded;charset=UTF-8",
"Authorization": build_basic_authorization_header("client-id", "INVALIDCODE"),
}
resp = requests.post(url, headers=valid_headers)
expected_response = {
"error": "invalid_client",
"error_description": "Invalid client_id or code on Authorization header",
}
assert expected_response == parse_json_response(resp)
assert 401 == resp.status_code
assert 'Basic realm="OAuth 2.0 Secure Area"' == resp.headers.get("WWW-Authenticate")
def test_happy_path_should_return_access_token_if_valid_authorization_code():
# tokens generation is stubbed in tests/helpers.py
client_id = "client1"
code = request_authorization_code(client_id)
url = build_access_token_url({"grant_type": "authorization_code", "code": code, "redirect_uri": "http://callback"})
valid_headers = {
"Content-Type": "application/x-www-form-urlencoded;charset=UTF-8",
"Authorization": build_basic_authorization_header(client_id, code),
}
resp = requests.post(url, headers=valid_headers)
body = parse_json_response(resp)
assert 200 == resp.status_code
assert ["access_token", "token_type", "expires_in"] == body.keys()
assert body["access_token"].startswith("access-token-")
assert "bearer" == body["token_type"]
def test_should_require_code_argument():
url = build_access_token_url({"grant_type": "authorization_code"})
assert_required_argument(url, "code", "POST", headers=headers)
def test_should_require_grant_type_argument_to_be_authorization_code():
url = build_access_token_url({"grant_type": "something-else"})
assert_argument_value(url, "grant_type", "authorization_code", "POST", headers=headers)
def test_should_require_grant_type_argument():
assert_required_argument(build_access_token_url(), "grant_type", "POST", headers=headers)
def test_should_require_authorization_header():
invalid_headers = {"Content-Type": "application/x-www-form-urlencoded;charset=UTF-8"}
assert_required_header(build_access_token_url(), "authorization", "POST", headers=invalid_headers)
def test_should_require_content_type_header():
assert_required_header(build_access_token_url(), "content-type", "POST")
