import pytest
from dirty_equals import IsDict
from fastapi import APIRouter, FastAPI, Query
from fastapi.testclient import TestClient
from fastapi.utils import match_pydantic_error_url
from typing_extensions import Annotated

app = FastAPI()


@app.get("/default")
async def default(foo: Annotated[str, Query()] = "foo"):
 return {"foo": foo}


@app.get("/required")
async def required(foo: Annotated[str, Query(min_length=1)]):
 return {"foo": foo}


@app.get("/multiple")
async def multiple(foo: Annotated[str, object(), Query(min_length=1)]):
 return {"foo": foo}


@app.get("/unrelated")
async def unrelated(foo: Annotated[str, object()]):
 return {"foo": foo}


client = TestClient(app)

foo_is_missing = {
 "detail": [
 IsDict(
 {
 "loc": ["query", "foo"],
 "msg": "Field required",
 "type": "missing",
 "input": None,
 "url": match_pydantic_error_url("missing"),
 }
 )
 # TODO: remove when deprecating Pydantic v1
 | IsDict(
 {
 "loc": ["query", "foo"],
 "msg": "field required",
 "type": "value_error.missing",
 }
 )
 ]
}
foo_is_short = {
 "detail": [
 IsDict(
 {
 "ctx": {"min_length": 1},
 "loc": ["query", "foo"],
 "msg": "String should have at least 1 character",
 "type": "string_too_short",
 "input": "",
 "url": match_pydantic_error_url("string_too_short"),
 }
 )
 # TODO: remove when deprecating Pydantic v1
 | IsDict(
 {
 "ctx": {"limit_value": 1},
 "loc": ["query", "foo"],
 "msg": "ensure this value has at least 1 characters",
 "type": "value_error.any_str.min_length",
 }
 )
 ]
}


@pytest.mark.parametrize(
 "path,expected_status,expected_response",
 [
 ("/default", 200, {"foo": "foo"}),
 ("/default?foo=bar", 200, {"foo": "bar"}),
 ("/required?foo=bar", 200, {"foo": "bar"}),
 ("/required", 422, foo_is_missing),
 ("/required?foo=", 422, foo_is_short),
 ("/multiple?foo=bar", 200, {"foo": "bar"}),
 ("/multiple", 422, foo_is_missing),
 ("/multiple?foo=", 422, foo_is_short),
 ("/unrelated?foo=bar", 200, {"foo": "bar"}),
 ("/unrelated", 422, foo_is_missing),
 ],
)
def test_get(path, expected_status, expected_response):
 response = client.get(path)
 assert response.status_code == expected_status
 assert response.json() == expected_response


def test_multiple_path():
 app = FastAPI()

 @app.get("/test1")
 @app.get("/test2")
 async def test(var: Annotated[str, Query()] = "bar"):
 return {"foo": var}

 client = TestClient(app)
 response = client.get("/test1")
 assert response.status_code == 200
 assert response.json() == {"foo": "bar"}

 response = client.get("/test1", params={"var": "baz"})
 assert response.status_code == 200
 assert response.json() == {"foo": "baz"}

 response = client.get("/test2")
 assert response.status_code == 200
 assert response.json() == {"foo": "bar"}

 response = client.get("/test2", params={"var": "baz"})
 assert response.status_code == 200
 assert response.json() == {"foo": "baz"}


def test_nested_router():
 app = FastAPI()

 router = APIRouter(prefix="/nested")

 @router.get("/test")
 async def test(var: Annotated[str, Query()] = "bar"):
 return {"foo": var}

 app.include_router(router)

 client = TestClient(app)

 response = client.get("/nested/test")
 assert response.status_code == 200
 assert response.json() == {"foo": "bar"}


def test_openapi_schema():
 response = client.get("/openapi.json")
 assert response.status_code == 200
 assert response.json() == {
 "openapi": "3.1.0",
 "info": {"title": "FastAPI", "version": "0.1.0"},
 "paths": {
 "/default": {
 "get": {
 "summary": "Default",
 "operationId": "default_default_get",
 "parameters": [
 {
 "required": False,
 "schema": {
 "title": "Foo",
 "type": "string",
 "default": "foo",
 },
 "name": "foo",
 "in": "query",
 }
 ],
 "responses": {
 "200": {
 "description": "Successful Response",
 "content": {"application/json": {"schema": {}}},
 },
 "422": {
 "description": "Validation Error",
 "content": {
 "application/json": {
 "schema": {
 "$ref": "#/components/schemas/HTTPValidationError"
 }
 }
 },
 },
 },
 }
 },
 "/required": {
 "get": {
 "summary": "Required",
 "operationId": "required_required_get",
 "parameters": [
 {
 "required": True,
 "schema": {
 "title": "Foo",
 "minLength": 1,
 "type": "string",
 },
 "name": "foo",
 "in": "query",
 }
 ],
 "responses": {
 "200": {
 "description": "Successful Response",
 "content": {"application/json": {"schema": {}}},
 },
 "422": {
 "description": "Validation Error",
 "content": {
 "application/json": {
 "schema": {
 "$ref": "#/components/schemas/HTTPValidationError"
 }
 }
 },
 },
 },
 }
 },
 "/multiple": {
 "get": {
 "summary": "Multiple",
 "operationId": "multiple_multiple_get",
 "parameters": [
 {
 "required": True,
 "schema": {
 "title": "Foo",
 "minLength": 1,
 "type": "string",
 },
 "name": "foo",
 "in": "query",
 }
 ],
 "responses": {
 "200": {
 "description": "Successful Response",
 "content": {"application/json": {"schema": {}}},
 },
 "422": {
 "description": "Validation Error",
 "content": {
 "application/json": {
 "schema": {
 "$ref": "#/components/schemas/HTTPValidationError"
 }
 }
 },
 },
 },
 }
 },
 "/unrelated": {
 "get": {
 "summary": "Unrelated",
 "operationId": "unrelated_unrelated_get",
 "parameters": [
 {
 "required": True,
 "schema": {"title": "Foo", "type": "string"},
 "name": "foo",
 "in": "query",
 }
 ],
 "responses": {
 "200": {
 "description": "Successful Response",
 "content": {"application/json": {"schema": {}}},
 },
 "422": {
 "description": "Validation Error",
 "content": {
 "application/json": {
 "schema": {
 "$ref": "#/components/schemas/HTTPValidationError"
 }
 }
 },
 },
 },
 }
 },
 },
 "components": {
 "schemas": {
 "HTTPValidationError": {
 "title": "HTTPValidationError",
 "type": "object",
 "properties": {
 "detail": {
 "title": "Detail",
 "type": "array",
 "items": {"$ref": "#/components/schemas/ValidationError"},
 }
 },
 },
 "ValidationError": {
 "title": "ValidationError",
 "required": ["loc", "msg", "type"],
 "type": "object",
 "properties": {
 "loc": {
 "title": "Location",
 "type": "array",
 "items": {
 "anyOf": [{"type": "string"}, {"type": "integer"}]
 },
 },
 "msg": {"title": "Message", "type": "string"},
 "type": {"title": "Error Type", "type": "string"},
 },
 },
 }
 },
 }