-- .Play --
package main

import "fmt"

type X int

func (X) Foo() {
}

func (X) TestBlah() {
}

func (X) BenchmarkFoo() {
}

func main() {
	fmt.Println("Hello, world!")
}
-- .Output --

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package foo_test

import "fmt"

type X int

func (X) Foo() {
}

func (X) TestBlah() {
}

func (X) BenchmarkFoo() {
}

func Example() {
	fmt.Println("Hello, world!")
	// Output: Hello, world!

-- d/d.go --
package d

const FortyTwo = 42

func DFunc() int {
  return FortyTwo
}

-- e/e_test.go --
package e

import (
	"M/a"
	"M/b"
	"testing"
)

func TestBlah(t *testing.T) {
	if b.BFunc() == 1010101 {
		t.Fatalf("bad")
	}
	a.AFunc()
}
-- f/f.go --
package f

var F int

func Id() int {
	F += 9
	F *= 2
	return 42
}