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|
unquote scripts/exec.txt
# The module uses testscript itself.
# Use the checked out module, based on where the test binary ran.
go mod edit -replace=github.com/rogpeppe/go-internal=${GOINTERNAL_MODULE}
go mod tidy
# First, a 'go test' run without coverage.
go test -vet=off
stdout 'PASS'
! stdout 'coverage'
# Then, a 'go test' run with -coverprofile.
# The total coverage after merging profiles should end up being 100%.
# Marking all printlns as covered requires all edge cases to work well.
go test -vet=off -coverprofile=cover.out -v
stdout 'PASS'
stdout 'coverage: 100\.0%'
! stdout 'malformed coverage' # written by "go test" if cover.out is invalid
exists cover.out
-- go.mod --
module test
go 1.15
-- foo.go --
package foo
import "os"
func foo1() int {
switch os.Args[1] {
case "1":
println("first path")
case "2":
println("second path")
default:
println("third path")
}
return 1
}
-- foo_test.go --
package foo
import (
"os"
"testing"
"github.com/rogpeppe/go-internal/gotooltest"
"github.com/rogpeppe/go-internal/testscript"
)
func TestMain(m *testing.M) {
os.Exit(testscript.RunMain(m, map[string] func() int{
"foo": foo1,
}))
}
func TestFoo(t *testing.T) {
p := testscript.Params{
Dir: "scripts",
}
if err := gotooltest.Setup(&p); err != nil {
t.Fatal(err)
}
testscript.Run(t, p)
}
-- scripts/exec.txt --
># Note that foo always fails, to prevent "go build" from doing anything.
>
># Running the command directly; trigger the first path.
>! foo 1
>
># Running the command via exec; trigger the second path.
>! exec foo 2
>
># Running the command indirectly, via toolexec; trigger the third path.
>! go build -a -toolexec=foo runtime
|
