public void Lender_has_negative_balance()
{
var url = "/iou";
var payload = "{\"lender\":\"Bob\",\"borrower\":\"Adam\",\"amount\":3.0}";
var database = "[{\"name\":\"Adam\",\"owes\":{},\"owed_by\":{},\"balance\":0.0},{\"name\":\"Bob\",\"owes\":{\"Chuck\":3.0},\"owed_by\":{},\"balance\":-3.0},{\"name\":\"Chuck\",\"owes\":{},\"owed_by\":{\"Bob\":3.0},\"balance\":3.0}]";
var sut = new RestApi.Api.RestApi(database);
var actual = sut.Post(url, payload);
var expected = "[{\"name\":\"Adam\",\"owes\":{\"Bob\":3.0},\"owed_by\":{},\"balance\":-3.0},{\"name\":\"Bob\",\"owes\":{\"Chuck\":3.0},\"owed_by\":{\"Adam\":3.0},\"balance\":0.0}]";
Assert.Equal(expected, actual);
}
public void Lender_owes_borrower_less_than_new_loan()
{
var url = "/iou";
var payload = "{\"lender\":\"Adam\",\"borrower\":\"Bob\",\"amount\":4.0}";
var database = "[{\"name\":\"Adam\",\"owes\":{\"Bob\":3.0},\"owed_by\":{},\"balance\":-3.0},{\"name\":\"Bob\",\"owes\":{},\"owed_by\":{\"Adam\":3.0},\"balance\":3.0}]";
var sut = new RestApi.Api.RestApi(database);
var actual = sut.Post(url, payload);
var expected = "[{\"name\":\"Adam\",\"owes\":{},\"owed_by\":{\"Bob\":1.0},\"balance\":1.0},{\"name\":\"Bob\",\"owes\":{\"Adam\":1.0},\"owed_by\":{},\"balance\":-1.0}]";
Assert.Equal(expected, actual);
}
public void Add_user()
{
var url = "/add";
var payload = "{\"user\":\"Adam\"}";
var database = "[]";
var sut = new RestApi.Api.RestApi(database);
var actual = sut.Post(url, payload);
var expected = "{\"name\":\"Adam\",\"owes\":{},\"owed_by\":{},\"balance\":0.0}";
Assert.Equal(expected, actual);
}