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[short] skip
[gccgo] skip
# Test line numbers in cover errors.
# Get errors from a go test into stderr.txt
! go test coverbad
stderr 'p\.go:4' # look for error at coverbad/p.go:4
[cgo] stderr 'p1\.go:6' # look for error at coverbad/p.go:6
! stderr $WORK # make sure temporary directory isn't in error
cp stderr $WORK/stderr.txt
# Clean out character positions from stderr.txt
# It's OK that stderr2 drops the character position in the error,
# because of the //line directive (see golang.org/issue/22662).
go run clean_charpos.go $WORK/stderr.txt &
# Get errors from coverage into stderr2.txt
! go test -cover coverbad
cp stderr $WORK/stderr2.txt
wait # for go run above
cmp $WORK/stderr.txt $WORK/stderr2.txt
-- go.mod --
module coverbad
go 1.16
-- p.go --
package p
func f() {
g()
}
-- p1.go --
package p
import "C"
func h() {
j()
}
-- p_test.go --
package p
import "testing"
func Test(t *testing.T) {}
-- clean_charpos.go --
// +build ignore
package main
import (
"io/ioutil"
"log"
"os"
"strings"
)
func main() {
log.SetFlags(0)
b, err := ioutil.ReadFile(os.Args[1])
if err != nil {
log.Fatal(err)
}
s := strings.ReplaceAll(string(b), "p.go:4:2:", "p.go:4:")
s = strings.ReplaceAll(s, "p1.go:6:2:", "p1.go:6:")
ioutil.WriteFile(os.Args[1], []byte(s), 0644)
if err != nil {
log.Fatal(err)
}
}
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