/
test_Manifest_merge_diff.py
226 lines (196 loc) · 8.96 KB
/
test_Manifest_merge_diff.py
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
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
import unittest
from manifest import Manifest
from manifest_file import ManifestFileParser
from test_utils import TEST_TARS, Manifest_from_walking_unpacked_tar
class Test_Manifest_merge(unittest.TestCase):
def setUp(self):
self.mfp = ManifestFileParser(Manifest)
def test_nothing(self):
self.assertEqual(list(Manifest.merge()), [])
def test_one_empty(self):
m = Manifest()
self.assertEqual(list(Manifest.merge(m)), [])
def test_two_empties(self):
m1, m2 = Manifest(), Manifest_from_walking_unpacked_tar("empty.tar")
self.assertEqual(list(Manifest.merge(m1, m2)), [])
def test_one_single_file(self):
m = Manifest_from_walking_unpacked_tar("single_file.tar")
self.assertEqual(list(Manifest.merge(m)), [("foo",)])
def test_single_file_x2(self):
m1 = Manifest_from_walking_unpacked_tar("single_file.tar")
m2 = self.mfp.build(["foo"])
self.assertEqual(list(Manifest.merge(m1, m2)), [("foo", "foo")])
def test_three_different_singles(self):
m1, m2, m3 = map(self.mfp.build, (["foo"], ["bar"], ["baz"]))
self.assertEqual(list(Manifest.merge(m1, m2, m3)), [
(None, "bar", None), (None, None, "baz"), ("foo", None, None)])
def test_three_mixed_singles(self):
m1, m2, m3 = map(self.mfp.build, (["foo"], ["bar"], ["foo"]))
self.assertEqual(list(Manifest.merge(m1, m2, m3)), [
(None, "bar", None), ("foo", None, "foo")])
def test_three_with_overlap(self):
ms = map(self.mfp.build,
(["foo", "same"], ["bar", "same"], ["baz", "same"]))
self.assertEqual(list(Manifest.merge(*ms)), [
(None, "bar", None), (None, None, "baz"), ("foo", None, None),
("same", "same", "same")])
def test_empty_subdir_vs_nonepty_subdir(self):
m1 = Manifest_from_walking_unpacked_tar("file_and_empty_subdir.tar")
m2 = Manifest_from_walking_unpacked_tar("file_and_subdir.tar")
self.assertEqual(list(Manifest.merge(m1, m2)), [
("file", "file"), ("subdir", "subdir"), (None, "subdir/foo")])
def test_custom_key(self):
m1 = self.mfp.build(["1foo", "2bar", "3baz"])
m2 = self.mfp.build(["abc", "def", "ghi"])
m3 = self.mfp.build(["123", "456", "789"])
self.assertEqual(
list(Manifest.merge(m1, m2, m3, key = lambda px: True)), [
("1foo", "abc", "123"),
("2bar", "def", "456"),
("3baz", "ghi", "789")])
def test_nonrecursive(self):
m1 = self.mfp.build(["bar", "foo", " bar", " foo"])
m2 = self.mfp.build(["foo", " foo", "xyzzy"])
m3 = self.mfp.build(["foo", " bar", " baz", " foo", " foo"])
self.assertEqual(list(Manifest.merge(m1, m2, m3)), [
("bar", None, None),
("foo", "foo", "foo"),
("foo/bar", None, "foo/bar"),
(None, None, "foo/bar/baz"),
("foo/foo", "foo/foo", "foo/foo"),
(None, None, "foo/foo/foo"),
(None, "xyzzy", None)])
# now without recursion
self.assertEqual(list(Manifest.merge(m1, m2, m3, recursive = False)), [
("bar", None, None),
("foo", "foo", "foo"),
(None, "xyzzy", None)])
# and finally with selective recursion (only recurse into "foo"s)
actual = []
gen = Manifest.merge(m1, m2, m3, recursive = False)
try:
t = next(gen)
while True:
actual.append(t)
paths = [p for p in t if p is not None]
self.assertTrue(paths)
path = paths[0]
self.assertEqual([path] * len(paths), paths)
try:
last_component = path.rsplit("/", 1)[1]
except:
last_component = path
if last_component == "foo":
t = gen.send(True)
else:
t = next(gen)
except StopIteration:
pass
self.assertEqual(actual, [
("bar", None, None),
("foo", "foo", "foo"),
("foo/bar", None, "foo/bar"),
("foo/foo", "foo/foo", "foo/foo"),
(None, None, "foo/foo/foo"),
(None, "xyzzy", None)])
class Test_Manifest_diff(unittest.TestCase):
def test_diff_empties(self):
m1 = Manifest()
m2 = ManifestFileParser().build([""])
m3 = Manifest_from_walking_unpacked_tar("empty.tar")
self.assertEqual(list(Manifest.diff(m1, m2)), [])
self.assertEqual(list(Manifest.diff(m1, m3)), [])
self.assertEqual(list(Manifest.diff(m2, m1)), [])
self.assertEqual(list(Manifest.diff(m2, m3)), [])
self.assertEqual(list(Manifest.diff(m3, m1)), [])
self.assertEqual(list(Manifest.diff(m3, m2)), [])
self.assertEqual(m1, m2)
self.assertEqual(m2, m3)
self.assertEqual(m3, m1)
def test_diff_like(self):
for t in TEST_TARS:
m1 = Manifest_from_walking_unpacked_tar(t)
m2 = Manifest_from_walking_unpacked_tar(t)
self.assertEqual(list(Manifest.diff(m1, m2)), [])
self.assertEqual(list(Manifest.diff(m2, m1)), [])
self.assertEqual(m1, m2)
self.assertEqual(m2, m1)
def test_diff_unlike(self):
shifted = TEST_TARS[:]
shifted.append(shifted.pop(0))
for t1, t2 in zip(TEST_TARS, shifted):
m1 = Manifest_from_walking_unpacked_tar(t1)
m2 = Manifest_from_walking_unpacked_tar(t2)
self.assertTrue(list(Manifest.diff(m1, m2)))
self.assertTrue(list(Manifest.diff(m2, m1)))
self.assertNotEqual(m1, m2)
self.assertNotEqual(m2, m1)
self.assertEqual(len(list(Manifest.diff(m1, m2))),
len(list(Manifest.diff(m2, m1))))
def test_diff_empty_vs_single_file(self):
m1 = Manifest_from_walking_unpacked_tar("empty.tar")
m2 = Manifest_from_walking_unpacked_tar("single_file.tar")
self.assertEqual(list(Manifest.diff(m1, m2)), [(None, "foo")])
self.assertEqual(list(Manifest.diff(m2, m1)), [("foo", None)])
def test_diff_single_file_vs_two_files(self):
m1 = Manifest_from_walking_unpacked_tar("single_file.tar")
m2 = Manifest_from_walking_unpacked_tar("two_files.tar")
self.assertEqual(list(Manifest.diff(m1, m2)), [(None, "bar")])
self.assertEqual(list(Manifest.diff(m2, m1)), [("bar", None)])
def test_diff_two_files_vs_file_and_empty_subdir(self):
m1 = Manifest_from_walking_unpacked_tar("two_files.tar")
m2 = Manifest_from_walking_unpacked_tar("file_and_empty_subdir.tar")
self.assertEqual(list(Manifest.diff(m1, m2)), [
("bar", None), (None, "file"), ("foo", None), (None, "subdir")])
self.assertEqual(list(Manifest.diff(m2, m1)), [
(None, "bar"), ("file", None), (None, "foo"), ("subdir", None)])
def test_diff_file_and_empty_subdir_vs_file_and_subdir(self):
m1 = Manifest_from_walking_unpacked_tar("file_and_empty_subdir.tar")
m2 = Manifest_from_walking_unpacked_tar("file_and_subdir.tar")
self.assertEqual(list(Manifest.diff(m1, m2)), [(None, "subdir/foo")])
self.assertEqual(list(Manifest.diff(m2, m1)), [("subdir/foo", None)])
def test_min_diff_two_files_vs_files_at_many_levels(self):
m1 = Manifest_from_walking_unpacked_tar("two_files.tar")
m2 = Manifest_from_walking_unpacked_tar("files_at_many_levels.tar")
self.assertEqual(list(Manifest.diff(m1, m2)), [(None, "baz")])
def test_max_diff_two_files_vs_files_at_many_levels(self):
m1 = Manifest_from_walking_unpacked_tar("two_files.tar")
m2 = Manifest_from_walking_unpacked_tar("files_at_many_levels.tar")
self.assertEqual(list(Manifest.diff(m1, m2, recursive = True)), [
(None, "baz"), (None, "baz/bar"), (None, "baz/baz"),
(None, "baz/baz/bar"), (None, "baz/baz/baz"), (None, "baz/baz/foo"),
(None, "baz/foo")])
def test_min_max_diff_with_diff_at_muliples_levels(self):
m1 = ManifestFileParser().build("""\
1foo
2bar
1xyzzy
1blah
2zyxxy
3diff
3baz
""".split("\n"))
m2 = ManifestFileParser().build("""\
1foo
2bar
1xyzzy
1blah
2diff
2zyxxy
3baz
4diff
1diff
""".split("\n"))
self.assertEqual(list(Manifest.diff(m1, m2)), [
(None, "2bar/1xyzzy/2diff"),
("2bar/3diff", None),
(None, "4diff"),
])
self.assertEqual(list(Manifest.diff(m1, m2, recursive = True)), [
(None, "2bar/1xyzzy/2diff"),
("2bar/3diff", None),
(None, "4diff"),
(None, "4diff/1diff"),
])
if __name__ == '__main__':
unittest.main()