Current File : //usr/local/go/src/cmd/go/testdata/script/test_race_cover_mode_issue20435.txt
[short] skip
[!race] skip
# Make sure test is functional.
go test testrace
# Now, check that -race -covermode=set is not allowed.
! go test -race -covermode=set testrace
stderr '-covermode must be "atomic", not "set", when -race is enabled'
! stdout PASS
! stderr PASS
-- go.mod --
module testrace
go 1.16
-- race_test.go --
package testrace
import "testing"
func TestRace(t *testing.T) {
for i := 0; i < 10; i++ {
c := make(chan int)
x := 1
go func() {
x = 2
c <- 1
}()
x = 3
<-c
_ = x
}
}
func BenchmarkRace(b *testing.B) {
for i := 0; i < b.N; i++ {
c := make(chan int)
x := 1
go func() {
x = 2
c <- 1
}()
x = 3
<-c
_ = x
}
}
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