1# Test go build -pgo=auto flag with multiple main packages.
2
3go install -a -n -pgo=auto ./a ./b ./nopgo
4
5# a/default.pgo applies to package a and (transitive)
6# dependencies.
7stderr 'compile.*-pgoprofile=.*a(/|\\\\)default\.pgo.*a(/|\\\\)a\.go'
8stderr 'compile.*-pgoprofile=.*a(/|\\\\)default\.pgo.*dep(/|\\\\)dep\.go'
9stderr 'compile.*-pgoprofile=.*a(/|\\\\)default\.pgo.*dep2(/|\\\\)dep2\.go'
10stderr -count=1 'compile.*-pgoprofile=.*a(/|\\\\)default\.pgo.*dep3(/|\\\\)dep3\.go'
11
12# b/default.pgo applies to package b and (transitive)
13# dependencies.
14stderr 'compile.*-pgoprofile=.*b(/|\\\\)default\.pgo.*b(/|\\\\)b\.go'
15stderr 'compile.*-pgoprofile=.*b(/|\\\\)default\.pgo.*dep(/|\\\\)dep\.go'
16stderr 'compile.*-pgoprofile=.*b(/|\\\\)default\.pgo.*dep2(/|\\\\)dep2\.go'
17stderr -count=1 'compile.*-pgoprofile=.*b(/|\\\\)default\.pgo.*dep3(/|\\\\)dep3\.go'
18
19# nopgo should be built without PGO.
20! stderr 'compile.*-pgoprofile=.*nopgo(/|\\\\)nopgo\.go'
21
22# Dependencies should also be built without PGO.
23# Here we want to match a compile action without -pgoprofile,
24# by matching 3 occurrences of "compile dep.go", among which
25# 2 of them have -pgoprofile (therefore one without).
26stderr -count=3 'compile.*dep(/|\\\\)dep.go'
27stderr -count=2 'compile.*-pgoprofile=.*dep(/|\\\\)dep\.go'
28
29stderr -count=3 'compile.*dep2(/|\\\\)dep2.go'
30stderr -count=2 'compile.*-pgoprofile=.*dep2(/|\\\\)dep2\.go'
31
32stderr -count=3 'compile.*dep3(/|\\\\)dep3.go'
33stderr -count=2 'compile.*-pgoprofile=.*dep3(/|\\\\)dep3\.go'
34
35# check that pgo appears or not in build info as expected
36stderr 'path\\ttest/a\\n.*build\\t-pgo=.*a(/|\\\\)default\.pgo'
37stderr 'path\\ttest/b\\n.*build\\t-pgo=.*b(/|\\\\)default\.pgo'
38! stderr 'path\\ttest/nopgo\\n.*build\\t-pgo='
39
40# go test works the same way
41go test -a -n -pgo=auto ./a ./b ./nopgo
42stderr 'compile.*-pgoprofile=.*a(/|\\\\)default\.pgo.*a(/|\\\\)a_test\.go'
43stderr 'compile.*-pgoprofile=.*a(/|\\\\)default\.pgo.*dep(/|\\\\)dep\.go'
44stderr 'compile.*-pgoprofile=.*b(/|\\\\)default\.pgo.*b(/|\\\\)b_test\.go'
45stderr 'compile.*-pgoprofile=.*b(/|\\\\)default\.pgo.*dep(/|\\\\)dep\.go'
46! stderr 'compile.*-pgoprofile=.*nopgo(/|\\\\)nopgo_test\.go'
47
48# test-only dependencies also have profiles attached
49stderr 'compile.*-pgoprofile=.*a(/|\\\\)default\.pgo.*testdep(/|\\\\)testdep\.go'
50stderr 'compile.*-pgoprofile=.*b(/|\\\\)default\.pgo.*testdep(/|\\\\)testdep\.go'
51stderr 'compile.*-pgoprofile=.*a(/|\\\\)default\.pgo.*testdep2(/|\\\\)testdep2\.go'
52stderr 'compile.*-pgoprofile=.*b(/|\\\\)default\.pgo.*testdep2(/|\\\\)testdep2\.go'
53
54# go list -deps prints packages built multiple times.
55go list -pgo=auto -deps ./a ./b ./nopgo
56stdout 'test/dep \[test/a\]'
57stdout 'test/dep \[test/b\]'
58stdout 'test/dep$'
59
60# Here we have 3 main packages, a, b, and nopgo, where a and b each has
61# its own default.pgo profile, and nopgo has none.
62# All 3 main packages import dep and dep2, both of which then import dep3
63# (a diamond-shape import graph).
64-- go.mod --
65module test
66go 1.20
67-- a/a.go --
68package main
69import _ "test/dep"
70import _ "test/dep2"
71func main() {}
72-- a/a_test.go --
73package main
74import "testing"
75import _ "test/testdep"
76func TestA(*testing.T) {}
77-- a/default.pgo --
78-- b/b.go --
79package main
80import _ "test/dep"
81import _ "test/dep2"
82func main() {}
83-- b/b_test.go --
84package main
85import "testing"
86import _ "test/testdep"
87func TestB(*testing.T) {}
88-- b/default.pgo --
89-- nopgo/nopgo.go --
90package main
91import _ "test/dep"
92import _ "test/dep2"
93func main() {}
94-- nopgo/nopgo_test.go --
95package main
96import "testing"
97func TestNopgo(*testing.T) {}
98-- dep/dep.go --
99package dep
100import _ "test/dep3"
101-- dep2/dep2.go --
102package dep2
103-- dep3/dep3.go --
104package dep3
105-- testdep/testdep.go --
106package testdep
107import _ "test/testdep2"
108-- testdep2/testdep2.go --
109package testdep2
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