
# This test is intended to verify that when a user does "go run -cover ..."
# or "go build -cover ...", packages named on the command line are
# always instrumented (but not their dependencies). This rule applies
# inside and outside the standard library.

[short] skip

# Compile an object.
go tool compile -p tiny tiny/tiny.go tiny/tiny2.go

# Build a stdlib command with coverage.
go build -o $WORK/nm.exe -cover cmd/nm 

# Save off old GOCOVERDIR setting
env SAVEGOCOVERDIR=$GOCOVERDIR

# Collect a coverage profile from running 'cmd/nm' on the object.
mkdir $WORK/covdata
env GOCOVERDIR=$WORK/covdata
exec $WORK/nm.exe tiny.o

# Restore previous GOCOVERDIR setting
env GOCOVERDIR=$SAVEGOCOVERDIR

# Check to make sure we instrumented just the main package, not
# any dependencies.
go tool covdata pkglist -i=$WORK/covdata
stdout cmd/nm
! stdout cmd/internal/goobj pkglist.txt

# ... now collect a coverage profile from a Go file
# listed on the command line.
go build -cover -o $WORK/another.exe testdata/another.go
mkdir $WORK/covdata2
env GOCOVERDIR=$WORK/covdata2
exec $WORK/another.exe 

# Restore previous GOCOVERDIR setting
env GOCOVERDIR=$SAVEGOCOVERDIR

# Check to make sure we instrumented just the main package.
go tool covdata pkglist -i=$WORK/covdata2
stdout command-line-arguments
! stdout fmt

-- go.mod --

module example.prog

-- testdata/another.go --

package main

import "fmt"

func main() {
  fmt.Println("Hi dad")
}

-- tiny/tiny.go --

package tiny

var Tvar int

-- tiny/tiny2.go --

package tiny

var Tvar2 bool