1env GO111MODULE=off
2
3# Test that you cannot import a main package.
4# See golang.org/issue/4210 and golang.org/issue/17475.
5
6[short] skip
7cd $WORK
8
9# Importing package main from that package main's test should work.
10go build x
11go test -c x
12
13# Importing package main from another package should fail.
14! go build p1
15stderr 'import "x" is a program, not an importable package'
16
17# ... even in that package's test.
18go build p2
19! go test -c p2
20stderr 'import "x" is a program, not an importable package'
21
22# ... even if that package's test is an xtest.
23go build p3
24! go test p3
25stderr 'import "x" is a program, not an importable package'
26
27# ... even if that package is a package main
28go build p4
29! go test -c p4
30stderr 'import "x" is a program, not an importable package'
31
32# ... even if that package is a package main using an xtest.
33go build p5
34! go test -c p5
35stderr 'import "x" is a program, not an importable package'
36
37-- x/main.go --
38package main
39
40var X int
41
42func main() {}
43-- x/main_test.go --
44package main_test
45
46import (
47 "testing"
48 xmain "x"
49)
50
51var _ = xmain.X
52
53func TestFoo(t *testing.T) {}
54-- p1/p.go --
55package p1
56
57import xmain "x"
58
59var _ = xmain.X
60-- p2/p.go --
61package p2
62-- p2/p_test.go --
63package p2
64
65import (
66 "testing"
67 xmain "x"
68)
69
70var _ = xmain.X
71
72func TestFoo(t *testing.T) {}
73-- p3/p.go --
74package p
75-- p3/p_test.go --
76package p_test
77
78import (
79 "testing"
80 xmain "x"
81)
82
83var _ = xmain.X
84
85func TestFoo(t *testing.T) {}
86-- p4/p.go --
87package main
88
89func main() {}
90-- p4/p_test.go --
91package main
92
93import (
94 "testing"
95 xmain "x"
96)
97
98var _ = xmain.X
99
100func TestFoo(t *testing.T) {}
101-- p5/p.go --
102package main
103func main() {}
104-- p5/p_test.go --
105package main_test
106
107import (
108 "testing"
109 xmain "x"
110)
111
112var _ = xmain.X
113
114func TestFoo(t *testing.T) {}
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