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test_unittest.py
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import pytest
from unittest.mock import patch
from geopy.distance import GeodesicDistance
from main import (
calculate_distance,
find_closest_point,
match_points,
is_valid_latitude,
is_valid_longitude,
get_coordinates_from_input
)
# 测试数据
valid_coordinate1 = (40.7128, -74.0060) # 纽约
valid_coordinate2 = (34.0522, -118.2437) # 洛杉矶
valid_coordinate3 = (41.8781, -87.6298) # 芝加哥
# from main import (
# calculate_distance,
# find_closest_point,
# match_points,
# is_valid_latitude,
# is_valid_longitude,
# get_coordinates_from_input
# )
from main import *
valid_coordinate1 = (40.7128, -74.0060)
valid_coordinate2 = (34.0522, -118.2437)
valid_coordinate3 = (41.8781, -87.6298)
invalid_latitude = (91.0, 0.0)
invalid_longitude = (0.0, 181.0)
edge_case_latitude = (-90.0, -74.0)
edge_case_longitude = (34.0522, 180.0)
empty_array = []
array1 = [valid_coordinate1, valid_coordinate2]
array2 = [valid_coordinate2, valid_coordinate3]
# calculate_distance
def test_calculate_distance_valid():
expected_distance = GeodesicDistance(valid_coordinate1, valid_coordinate2).km
assert calculate_distance(valid_coordinate1, valid_coordinate2) == pytest.approx(expected_distance)
def test_calculate_distance_same_point():
assert calculate_distance(valid_coordinate1, valid_coordinate1) == 0.0
# find_closest_point
def test_find_closest_point_valid():
assert find_closest_point(valid_coordinate2, array2) == valid_coordinate2
def test_find_closest_point_empty_array():
assert find_closest_point(valid_coordinate1, empty_array) is None
# match_points
def test_match_points_valid():
expected_matches = {
valid_coordinate1: valid_coordinate3,
valid_coordinate2: valid_coordinate2,
}
assert match_points(array1, array2) == expected_matches
def test_match_points_empty_arrays():
assert match_points(empty_array, empty_array) == {}
#
def test_is_valid_latitude_valid():
assert is_valid_latitude(valid_coordinate1[0]) is True
def test_is_valid_latitude_invalid():
assert is_valid_latitude(invalid_latitude[0]) is False
def test_is_valid_latitude_edge_case():
assert is_valid_latitude(edge_case_latitude[0]) is True
def test_is_valid_latitude_invalid_type():
assert is_valid_latitude("abc") is False
#
def test_is_valid_longitude_valid():
assert is_valid_longitude(valid_coordinate1[1]) is True
def test_is_valid_longitude_invalid():
assert is_valid_longitude(invalid_longitude[1]) is False
def test_is_valid_longitude_edge_case():
assert is_valid_longitude(edge_case_longitude[1]) is True
def test_is_valid_longitude_invalid_type():
assert is_valid_longitude("xyz") is False
# Test cases
def test_get_coordinates_from_input_valid(monkeypatch):
# Test case 1: Valid input
user_input = "[(40.7128, -74.0060), (34.0522, -118.2437)]"
monkeypatch.setattr('builtins.input', lambda: user_input)
result = get_coordinates_from_input("test_array")
assert result == [(40.7128, -74.0060), (34.0522, -118.2437)]
# Test case 2: Valid input with extra whitespace
user_input = " [ ( 40.7128 , -74.0060 ) , (34.0522,-118.2437) ] "
monkeypatch.setattr('builtins.input', lambda: user_input)
result = get_coordinates_from_input("test_array")
assert result == [(40.7128, -74.0060), (34.0522, -118.2437)]
def test_get_coordinates_from_input_invalid_format(monkeypatch):
user_input=[]
# Test case 1: Invalid format - missing brackets
user_input.append("(40.7128, -74.0060), (34.0522, -118.2437)")
# monkeypatch.setattr('builtins.input', lambda: user_input)
# with pytest.raises(ValueError, match="Invalid input format."):
# get_coordinates_from_input("test_array")
# Test case 2: Invalid format - incorrect brackets
user_input.append("{40.7128, -74.0060}, {34.0522, -118.2437}")
# monkeypatch.setattr('builtins.input', lambda: user_input)
# with pytest.raises(ValueError, match="Invalid input format."):
# get_coordinates_from_input("test_array")
# Test case 3: Invalid format - missing comma between tuples
user_input.append("[(40.7128, -74.0060) (34.0522, -118.2437)]") # Missing comma
monkeypatch.setattr('builtins.input', lambda: user_input.pop(0))
with pytest.raises(Exception):
get_coordinates_from_input("test_array")
def test_get_coordinates_from_input_invalid_values(monkeypatch):
# Test case 1: Invalid latitude
user_input=[]
user_input.append("[(100, -74.0060)]")
# monkeypatch.setattr('builtins.input', lambda: user_input)
# with pytest.raises(ValueError, match="Invalid input format."): # Or check print output
# get_coordinates_from_input("test_array")
# Test case 2: Invalid longitude
user_input.append("[(40.7128, -200)]")
# monkeypatch.setattr('builtins.input', lambda: user_input)
# with pytest.raises(ValueError, match="Invalid input format."): # Or check print output
# get_coordinates_from_input("test_array")
# Test case 3: One valid, one invalid coordinate
user_input.append("[(40.7128, -74.0060), (100, -118.2437)]")
monkeypatch.setattr('builtins.input', lambda: user_input.pop(0))
with pytest.raises(Exception): # Or check print output
get_coordinates_from_input("test_array")
def test_get_coordinates_from_input_empty(monkeypatch):
user_input = "[]"
monkeypatch.setattr('builtins.input', lambda: user_input)
result = get_coordinates_from_input("test_array")
assert result == []
# Decorators below is generated by Google Gemini.
# This is to immitate user input to the stdin.
@patch('builtins.input', return_value='[(40.7128, -74.0060), (34.0522, -118.2437)]')
def test_get_coordinates_from_input_valid(mock_input):
result = get_coordinates_from_input("array1")
assert result == [(40.7128, -74.0060), (34.0522, -118.2437)]
@patch('builtins.input', side_effect=['invalid input', '[(91.0, 0.0)]', '[(40.7128, -74.0060), (34.0522, -118.2437)]'])
def test_get_coordinates_from_input_invalid(mock_input):
result = get_coordinates_from_input("array1")
assert result == [(40.7128, -74.0060), (34.0522, -118.2437)]