1# This test examines the behavior of 'go get …@patch'
2# See also mod_upgrade_patch.txt (focused on "-u=patch" specifically)
3# and mod_get_patchmod.txt (focused on module/package ambiguities).
4
5cp go.mod go.mod.orig
6
7# example.net/b@patch refers to the patch for the version of b that was selected
8# at the start of 'go get', not the version after applying other changes.
9
10! go get example.net/a@v0.2.0 example.net/b@patch
11stderr '^go: example.net/a@v0.2.0 requires example.net/b@v0.2.0, not example.net/b@patch \(v0.1.1\)$'
12cmp go.mod go.mod.orig
13
14
15# -u=patch changes the default version for other arguments to '@patch',
16# but they continue to be resolved against the originally-selected version,
17# not the updated one.
18#
19# TODO(#42360): Reconsider the change in defaults.
20
21! go get -u=patch example.net/a@v0.2.0 example.net/b
22stderr '^go: example.net/a@v0.2.0 requires example.net/b@v0.2.0, not example.net/b@patch \(v0.1.1\)$'
23cmp go.mod go.mod.orig
24
25
26# -u=patch refers to the patches for the selected versions of dependencies *after*
27# applying other version changes, not the versions that were selected at the start.
28# However, it should not patch versions determined by explicit arguments.
29
30go get -u=patch example.net/a@v0.2.0
31go list -m all
32stdout '^example.net/a v0.2.0 '
33stdout '^example.net/b v0.2.1 '
34
35
36# "-u=patch all" should be equivalent to "all@patch", and should fail if the
37# patched versions result in a higher-than-patch upgrade.
38
39cp go.mod.orig go.mod
40! go get -u=patch all
41stderr '^go: example.net/a@v0.1.1 \(matching all@patch\) requires example.net/b@v0.2.0, not example.net/b@v0.1.1 \(matching all@patch\)$'
42cmp go.mod go.mod.orig
43
44
45# On the other hand, "-u=patch ./..." should patch-upgrade dependencies until
46# they reach a fixed point, even if that results in higher-than-patch upgrades.
47
48go get -u=patch ./...
49go list -m all
50stdout '^example.net/a v0.1.1 '
51stdout '^example.net/b v0.2.1 '
52
53
54-- go.mod --
55module example
56
57go 1.16
58
59require (
60 example.net/a v0.1.0
61 example.net/b v0.1.0 // indirect
62)
63
64replace (
65 example.net/a v0.1.0 => ./a10
66 example.net/a v0.1.1 => ./a11
67 example.net/a v0.2.0 => ./a20
68 example.net/a v0.2.1 => ./a21
69 example.net/b v0.1.0 => ./b
70 example.net/b v0.1.1 => ./b
71 example.net/b v0.2.0 => ./b
72 example.net/b v0.2.1 => ./b
73 example.net/b v0.3.0 => ./b
74 example.net/b v0.3.1 => ./b
75)
76-- example.go --
77package example
78
79import _ "example.net/a"
80
81-- a10/go.mod --
82module example.net/a
83
84go 1.16
85
86require example.net/b v0.1.0
87-- a10/a.go --
88package a
89
90import _ "example.net/b"
91
92-- a11/go.mod --
93module example.net/a
94
95go 1.16
96
97require example.net/b v0.2.0 // upgraded
98-- a11/a.go --
99package a
100
101import _ "example.net/b"
102
103-- a20/go.mod --
104module example.net/a
105
106go 1.16
107
108require example.net/b v0.2.0
109-- a20/a.go --
110package a
111
112import _ "example.net/b"
113
114-- a21/go.mod --
115module example.net/a
116
117go 1.16
118
119require example.net/b v0.2.0 // not upgraded
120-- a21/a.go --
121package a
122
123import _ "example.net/b"
124
125-- b/go.mod --
126module example.net/b
127
128go 1.16
129-- b/b.go --
130package b
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