Exemplo n.º 1
0
func (S) TestFilter(c *C) {
	p := pipe.Line(
		pipe.System("echo out1; echo err1 1>&2; echo out2; echo err2 1>&2; echo out3"),
		pipe.Filter(func(line []byte) bool { return string(line) != "out2" }),
	)
	output, err := pipe.Output(p)
	c.Assert(err, IsNil)
	c.Assert(string(output), Equals, "out1\nout3\n")
}
Exemplo n.º 2
0
func (S) TestFilterNoNewLine(c *C) {
	p := pipe.Line(
		pipe.Print("out1\nout2\nout3"),
		pipe.Filter(func(line []byte) bool { return string(line) != "out2" }),
	)
	output, err := pipe.Output(p)
	c.Assert(err, IsNil)
	c.Assert(string(output), Equals, "out1\nout3")
}
Exemplo n.º 3
0
func (S) TestLineNesting(c *C) {
	b := &bytes.Buffer{}
	p := pipe.Line(
		pipe.Print("hello"),
		pipe.Line(
			pipe.Filter(func(line []byte) bool { return true }),
			pipe.Exec("sed", "s/l/k/g"),
		),
		pipe.Write(b),
	)
	err := pipe.Run(p)
	c.Assert(err, IsNil)
	c.Assert(b.String(), Equals, "hekko")
}