Files
python/exercises/practice/rest-api/rest_api_test.py
BethanyG be794198e1 [Resistor Color Expert]: Corrected Small Typos (#3469)
* Corrected small typos around resistor bands.

* Due to failing CI, alterations to the test generator script were needed.
The generated vs submitted diff now skips the first three lines of the file
so that the generation date is not picked up and flagged as needing regeneration.

Sadly, a workaround was also needed to prevent Python difflib from noting the difference
anyways and producing an empty "false positive" diff.

All templates and test files also needed to be altered to ensure that the first three
lines of every test file will always be the autogeneration comment and date.

Hopefully, this will now stop the CI failures without creating any subtle additional bugs.

* Touch up to bowling template.  Added back the error raising utility.
* Touch up to two-bucket template to add back in error raising utility.
[no important files changed]
2023-07-21 16:54:40 -07:00

164 lines
6.2 KiB
Python

# These tests are auto-generated with test data from:
# https://github.com/exercism/problem-specifications/tree/main/exercises/rest-api/canonical-data.json
# File last updated on 2023-07-19
import json
import unittest
from rest_api import (
RestAPI,
)
class RestApiTest(unittest.TestCase):
def test_no_users(self):
database = {"users": []}
api = RestAPI(database)
response = api.get("/users")
expected = {"users": []}
self.assertDictEqual(json.loads(response), expected)
def test_add_user(self):
database = {"users": []}
api = RestAPI(database)
payload = json.dumps({"user": "Adam"})
response = api.post("/add", payload)
expected = {"name": "Adam", "owes": {}, "owed_by": {}, "balance": 0.0}
self.assertDictEqual(json.loads(response), expected)
def test_get_single_user(self):
database = {
"users": [
{"name": "Adam", "owes": {}, "owed_by": {}, "balance": 0.0},
{"name": "Bob", "owes": {}, "owed_by": {}, "balance": 0.0},
]
}
api = RestAPI(database)
payload = json.dumps({"users": ["Bob"]})
response = api.get("/users", payload)
expected = {
"users": [{"name": "Bob", "owes": {}, "owed_by": {}, "balance": 0.0}]
}
self.assertDictEqual(json.loads(response), expected)
def test_both_users_have_0_balance(self):
database = {
"users": [
{"name": "Adam", "owes": {}, "owed_by": {}, "balance": 0.0},
{"name": "Bob", "owes": {}, "owed_by": {}, "balance": 0.0},
]
}
api = RestAPI(database)
payload = json.dumps({"lender": "Adam", "borrower": "Bob", "amount": 3.0})
response = api.post("/iou", payload)
expected = {
"users": [
{"name": "Adam", "owes": {}, "owed_by": {"Bob": 3.0}, "balance": 3.0},
{"name": "Bob", "owes": {"Adam": 3.0}, "owed_by": {}, "balance": -3.0},
]
}
self.assertDictEqual(json.loads(response), expected)
def test_borrower_has_negative_balance(self):
database = {
"users": [
{"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},
]
}
api = RestAPI(database)
payload = json.dumps({"lender": "Adam", "borrower": "Bob", "amount": 3.0})
response = api.post("/iou", payload)
expected = {
"users": [
{"name": "Adam", "owes": {}, "owed_by": {"Bob": 3.0}, "balance": 3.0},
{
"name": "Bob",
"owes": {"Adam": 3.0, "Chuck": 3.0},
"owed_by": {},
"balance": -6.0,
},
]
}
self.assertDictEqual(json.loads(response), expected)
def test_lender_has_negative_balance(self):
database = {
"users": [
{"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},
]
}
api = RestAPI(database)
payload = json.dumps({"lender": "Bob", "borrower": "Adam", "amount": 3.0})
response = api.post("/iou", payload)
expected = {
"users": [
{"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,
},
]
}
self.assertDictEqual(json.loads(response), expected)
def test_lender_owes_borrower(self):
database = {
"users": [
{"name": "Adam", "owes": {"Bob": 3.0}, "owed_by": {}, "balance": -3.0},
{"name": "Bob", "owes": {}, "owed_by": {"Adam": 3.0}, "balance": 3.0},
]
}
api = RestAPI(database)
payload = json.dumps({"lender": "Adam", "borrower": "Bob", "amount": 2.0})
response = api.post("/iou", payload)
expected = {
"users": [
{"name": "Adam", "owes": {"Bob": 1.0}, "owed_by": {}, "balance": -1.0},
{"name": "Bob", "owes": {}, "owed_by": {"Adam": 1.0}, "balance": 1.0},
]
}
self.assertDictEqual(json.loads(response), expected)
def test_lender_owes_borrower_less_than_new_loan(self):
database = {
"users": [
{"name": "Adam", "owes": {"Bob": 3.0}, "owed_by": {}, "balance": -3.0},
{"name": "Bob", "owes": {}, "owed_by": {"Adam": 3.0}, "balance": 3.0},
]
}
api = RestAPI(database)
payload = json.dumps({"lender": "Adam", "borrower": "Bob", "amount": 4.0})
response = api.post("/iou", payload)
expected = {
"users": [
{"name": "Adam", "owes": {}, "owed_by": {"Bob": 1.0}, "balance": 1.0},
{"name": "Bob", "owes": {"Adam": 1.0}, "owed_by": {}, "balance": -1.0},
]
}
self.assertDictEqual(json.loads(response), expected)
def test_lender_owes_borrower_same_as_new_loan(self):
database = {
"users": [
{"name": "Adam", "owes": {"Bob": 3.0}, "owed_by": {}, "balance": -3.0},
{"name": "Bob", "owes": {}, "owed_by": {"Adam": 3.0}, "balance": 3.0},
]
}
api = RestAPI(database)
payload = json.dumps({"lender": "Adam", "borrower": "Bob", "amount": 3.0})
response = api.post("/iou", payload)
expected = {
"users": [
{"name": "Adam", "owes": {}, "owed_by": {}, "balance": 0.0},
{"name": "Bob", "owes": {}, "owed_by": {}, "balance": 0.0},
]
}
self.assertDictEqual(json.loads(response), expected)