response = client.get("/items/item01?user_id=abc123")
    assert response.status_code == 200, response.text
    assert response.json() == {"item_id": "item01", "user_id": "abc123"}


def test_get_users_items():
    """Check that /users/{user_id}/items returns expected data"""
    response = client.get("/users/abc123/items")
    assert response.status_code == 200, response.text

type StringTest struct {
	in  string
	out []byte
}

var upperTests = []StringTest{
	{"", []byte("")},
	{"ONLYUPPER", []byte("ONLYUPPER")},
	{"abc", []byte("ABC")},
	{"AbC123", []byte("ABC123")},
	{"azAZ09_", []byte("AZAZ09_")},
	{"longStrinGwitHmixofsmaLLandcAps", []byte("LONGSTRINGWITHMIXOFSMALLANDCAPS")},