clubber/tests/e2e/test_graphql_api.py

"""End-to-end tests for GraphQL API over HTTP."""

import pytest


class TestGraphQLAPI:
    """E2E tests for complete GraphQL request/response flows."""

    async def test_query_members_via_http(self, graphql_client):
        """Test complete query flow via HTTP POST to /graphql."""
        # First create some test data
        create_query = """
            mutation {
                createMember(input: {firstName: "Alice", lastName: "Smith"}) {
                    id
                }
            }
        """
        await graphql_client.post("/graphql", json={"query": create_query})

        # Query members via HTTP
        query = """
            query {
                members {
                    id
                    firstName
                    lastName
                }
            }
        """
        response = await graphql_client.post("/graphql", json={"query": query})

        assert response.status_code == 200
        data = response.json()
        assert "data" in data
        assert "members" in data["data"]
        assert len(data["data"]["members"]) == 1
        assert data["data"]["members"][0]["firstName"] == "Alice"
        assert data["data"]["members"][0]["lastName"] == "Smith"

    async def test_create_member_mutation_via_http(self, graphql_client):
        """Test complete mutation flow via HTTP POST to /graphql."""
        mutation = """
            mutation {
                createMember(input: {
                    firstName: "Bob"
                    lastName: "Johnson"
                    email: "bob@example.com"
                }) {
                    id
                    firstName
                    lastName
                    email
                }
            }
        """
        response = await graphql_client.post("/graphql", json={"query": mutation})

        assert response.status_code == 200
        data = response.json()
        assert "data" in data
        assert "createMember" in data["data"]
        member = data["data"]["createMember"]
        assert member["firstName"] == "Bob"
        assert member["lastName"] == "Johnson"
        assert member["email"] == "bob@example.com"
        assert member["id"] is not None

    async def test_graphql_introspection_schema(self, graphql_client):
        """Test GraphQL introspection query for __schema."""
        query = """
            query {
                __schema {
                    queryType {
                        name
                    }
                    mutationType {
                        name
                    }
                    types {
                        name
                        kind
                    }
                }
            }
        """
        response = await graphql_client.post("/graphql", json={"query": query})

        assert response.status_code == 200
        data = response.json()
        assert "data" in data
        assert "__schema" in data["data"]
        schema = data["data"]["__schema"]
        assert schema["queryType"]["name"] == "Query"
        assert schema["mutationType"]["name"] == "Mutation"

        # Check that Member type exists
        type_names = [t["name"] for t in schema["types"]]
        assert "Member" in type_names

    async def test_graphql_introspection_type(self, graphql_client):
        """Test GraphQL introspection query for __type."""
        query = """
            query {
                __type(name: "Member") {
                    name
                    kind
                    fields {
                        name
                        type {
                            name
                            kind
                        }
                    }
                }
            }
        """
        response = await graphql_client.post("/graphql", json={"query": query})

        assert response.status_code == 200
        data = response.json()
        assert "data" in data
        assert "__type" in data["data"]
        member_type = data["data"]["__type"]
        assert member_type["name"] == "Member"
        assert member_type["kind"] == "OBJECT"

        # Check that expected fields exist
        field_names = [f["name"] for f in member_type["fields"]]
        assert "id" in field_names
        assert "firstName" in field_names
        assert "lastName" in field_names
        assert "email" in field_names

    async def test_validation_error_returns_400(self, graphql_client):
        """Test that validation errors return proper error response."""
        mutation = """
            mutation {
                createMember(input: {
                    firstName: "Charlie"
                    email: "invalid-email"
                }) {
                    id
                }
            }
        """
        response = await graphql_client.post("/graphql", json={"query": mutation})

        # GraphQL typically returns 200 even with errors, but errors are in response
        assert response.status_code == 200
        data = response.json()
        assert "errors" in data
        # The error should mention validation
        error_message = str(data["errors"])
        assert "Invalid email format" in error_message or "email" in error_message.lower()