import os

import pytest

import ttfrog.app
from ttfrog import schema
from ttfrog.db import Database


@pytest.fixture
def app():
    ttfrog.app.initialize(Database("ttfrog-tests"))
    ttfrog.app.db.drop_tables()
    yield ttfrog.app
    ttfrog.app.db.close()
    os.unlink("ttfrog-tests")


def test_create(app):
    user = schema.User(name="john", email="john@foo")
    assert user.uid
    assert user._metadata.fields["uid"].unique

    # insert
    john_something = app.db.save(user)
    last_insert_id = john_something.doc_id

    # read back
    assert app.db.User.get(doc_id=last_insert_id) == john_something
    assert john_something.name == user.name
    assert john_something.email == user.email
    assert john_something.uid == user.uid

    # update
    john_something.name = "james?"
    before_update = app.db.User.get(doc_id=john_something.doc_id)
    after_update = app.db.save(john_something)
    assert after_update == john_something
    assert before_update != after_update