1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
|
from django.core import cache
from debug_toolbar.panels.cache import CachePanel
from ..base import BaseTestCase
class CachePanelTestCase(BaseTestCase):
panel_id = CachePanel.panel_id
def test_recording(self):
self.assertEqual(len(self.panel.calls), 0)
cache.cache.set("foo", "bar")
cache.cache.get("foo")
cache.cache.delete("foo")
self.assertFalse(cache.cache.touch("foo"))
cache.cache.set("foo", "bar")
self.assertTrue(cache.cache.touch("foo"))
# Verify that the cache has a valid clear method.
cache.cache.clear()
self.assertEqual(len(self.panel.calls), 7)
def test_recording_caches(self):
self.assertEqual(len(self.panel.calls), 0)
default_cache = cache.caches[cache.DEFAULT_CACHE_ALIAS]
second_cache = cache.caches["second"]
default_cache.set("foo", "bar")
second_cache.get("foo")
self.assertEqual(len(self.panel.calls), 2)
def test_hits_and_misses(self):
cache.cache.clear()
cache.cache.get("foo")
self.assertEqual(self.panel.hits, 0)
self.assertEqual(self.panel.misses, 1)
cache.cache.set("foo", 1)
cache.cache.get("foo")
self.assertEqual(self.panel.hits, 1)
self.assertEqual(self.panel.misses, 1)
cache.cache.get_many(["foo", "bar"])
self.assertEqual(self.panel.hits, 2)
self.assertEqual(self.panel.misses, 2)
cache.cache.set("bar", 2)
cache.cache.get_many(keys=["foo", "bar"])
self.assertEqual(self.panel.hits, 4)
self.assertEqual(self.panel.misses, 2)
def test_get_or_set_value(self):
cache.cache.get_or_set("baz", "val")
self.assertEqual(cache.cache.get("baz"), "val")
calls = [
(call["name"], call["args"], call["kwargs"]) for call in self.panel.calls
]
self.assertEqual(
calls,
[
("get_or_set", ("baz", "val"), {}),
("get", ("baz",), {}),
],
)
self.assertEqual(
self.panel.counts,
{
"add": 0,
"get": 1,
"set": 0,
"get_or_set": 1,
"touch": 0,
"delete": 0,
"clear": 0,
"get_many": 0,
"set_many": 0,
"delete_many": 0,
"has_key": 0,
"incr": 0,
"decr": 0,
"incr_version": 0,
"decr_version": 0,
},
)
def test_get_or_set_does_not_override_existing_value(self):
cache.cache.set("foo", "bar")
cached_value = cache.cache.get_or_set("foo", "other")
self.assertEqual(cached_value, "bar")
calls = [
(call["name"], call["args"], call["kwargs"]) for call in self.panel.calls
]
self.assertEqual(
calls,
[
("set", ("foo", "bar"), {}),
("get_or_set", ("foo", "other"), {}),
],
)
self.assertEqual(
self.panel.counts,
{
"add": 0,
"get": 0,
"set": 1,
"get_or_set": 1,
"touch": 0,
"delete": 0,
"clear": 0,
"get_many": 0,
"set_many": 0,
"delete_many": 0,
"has_key": 0,
"incr": 0,
"decr": 0,
"incr_version": 0,
"decr_version": 0,
},
)
def test_insert_content(self):
"""
Test that the panel only inserts content after generate_stats and
not the process_request.
"""
cache.cache.get("café")
response = self.panel.process_request(self.request)
# ensure the panel does not have content yet.
self.assertNotIn("café", self.panel.content)
self.panel.generate_stats(self.request, response)
self.reload_stats()
# ensure the panel renders correctly.
content = self.panel.content
self.assertIn("café", content)
self.assertValidHTML(content)
# ensure traces aren't escaped
self.assertIn('<span class="djdt-path">', content)
def test_generate_server_timing(self):
self.assertEqual(len(self.panel.calls), 0)
cache.cache.set("foo", "bar")
cache.cache.get("foo")
cache.cache.delete("foo")
self.assertEqual(len(self.panel.calls), 3)
response = self.panel.process_request(self.request)
self.panel.generate_stats(self.request, response)
self.panel.generate_server_timing(self.request, response)
stats = self.panel.get_stats()
expected_data = {
"total_time": {
"title": "Cache {} Calls".format(stats["total_calls"]),
"value": stats["total_time"],
}
}
self.assertEqual(self.panel.get_server_timing_stats(), expected_data)
|
