// !build linux,amd64 package utils import ( . "gopkg.in/check.v1" "os/exec" "testing" ) type MySuite struct{} var _ = Suite(&MySuite{}) func Test(t *testing.T) { TestingT(t) } func (s *MySuite) TestPiping(c *C) { // Collect directories from the command-line dirs := []string{"."} // Run the command on each directory for _, dir := range dirs { // find $DIR -type f # Find all files ls := exec.Command("ls", dir, "-l") // | sort -t. -k2 # Sort by file extension sort := exec.Command("sort", "-t.", "-k2") // Run output, err := ExecPipe(ls, sort) c.Assert(err, IsNil) c.Assert(len(output), Not(Equals), 0) } }