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""" |
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2
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3
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""" |
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4
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import time |
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5
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import logging |
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6
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import unittest |
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7
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8
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from flask import Flask |
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9
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import hiro |
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import mock |
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11
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import redis |
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12
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13
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from flask_limiter.extension import C, Limiter |
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from flask_limiter.util import get_ipaddr |
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15
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16
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17
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class RegressionTests(unittest.TestCase): |
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def setUp(self): |
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19
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redis.Redis().flushall() |
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20
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21
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def build_app(self, config={}, **limiter_args): |
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app = Flask(__name__) |
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for k, v in config.items(): |
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app.config.setdefault(k, v) |
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25
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limiter = Limiter(app, key_func=get_ipaddr, **limiter_args) |
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26
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mock_handler = mock.Mock() |
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27
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mock_handler.level = logging.INFO |
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28
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limiter.logger.addHandler(mock_handler) |
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return app, limiter |
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30
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31
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def test_redis_request_slower_than_fixed_window(self): |
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32
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app, limiter = self.build_app({ |
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C.GLOBAL_LIMITS: "5 per second", |
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C.STORAGE_URL: "redis://localhost:6379", |
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C.STRATEGY: "fixed-window", |
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C.HEADERS_ENABLED: True |
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37
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}) |
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38
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39
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@app.route("/t1") |
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40
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def t1(): |
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time.sleep(1.1) |
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42
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return "t1" |
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43
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44
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with app.test_client() as cli: |
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45
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resp = cli.get("/t1") |
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46
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self.assertEqual( |
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47
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resp.headers["X-RateLimit-Remaining"], |
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48
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'5' |
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49
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) |
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50
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51
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def test_redis_request_slower_than_moving_window(self): |
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52
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app, limiter = self.build_app({ |
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53
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C.GLOBAL_LIMITS: "5 per second", |
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54
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C.STORAGE_URL: "redis://localhost:6379", |
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C.STRATEGY: "moving-window", |
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56
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C.HEADERS_ENABLED: True |
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57
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}) |
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58
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59
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@app.route("/t1") |
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60
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def t1(): |
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61
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time.sleep(1.1) |
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62
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return "t1" |
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63
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64
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with app.test_client() as cli: |
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65
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resp = cli.get("/t1") |
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66
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self.assertEqual( |
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67
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resp.headers["X-RateLimit-Remaining"], |
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68
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'5' |
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69
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) |
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70
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71
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def test_dynamic_limits(self): |
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72
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View Code Duplication |
app, limiter = self.build_app({ |
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73
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C.STRATEGY: "moving-window", |
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74
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C.HEADERS_ENABLED: True |
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75
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}) |
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76
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77
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def func(*a): |
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78
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return "1/second; 2/minute" |
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79
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80
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@app.route("/t1") |
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81
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@limiter.limit(func) |
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82
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def t1(): |
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83
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return "t1" |
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84
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85
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with hiro.Timeline().freeze() as timeline: |
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86
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with app.test_client() as cli: |
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87
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self.assertEqual(cli.get("/t1").status_code, 200) |
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88
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self.assertEqual(cli.get("/t1").status_code, 429) |
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89
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timeline.forward(2) |
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90
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self.assertEqual(cli.get("/t1").status_code, 200) |
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91
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self.assertEqual(cli.get("/t1").status_code, 429) |
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92
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93
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def test_invalid_ratelimit_key(self): |
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94
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app, limiter = self.build_app( |
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95
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{C.HEADERS_ENABLED: True} |
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96
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) |
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97
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|
98
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def func(*a): |
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99
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return None |
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100
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101
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@app.route("/t1") |
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102
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@limiter.limit("2/second", key_func=func) |
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103
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def t1(): |
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104
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return "t1" |
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105
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106
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with app.test_client() as cli: |
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107
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cli.get("/t1") |
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108
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cli.get("/t1") |
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109
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cli.get("/t1") |
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110
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self.assertEqual(cli.get("/t1").status_code, 200) |
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111
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limiter.limit("1/second", key_func=lambda: "key")(t1) |
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112
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cli.get("/t1") |
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113
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self.assertEqual(cli.get("/t1").status_code, 429) |
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114
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alisaifee /
flask-limiter
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