Beispiel #1
0
func (S) TestReplaceNoNewLine(c *C) {
	p := pipe.Line(
		pipe.Print("out1\nout2\nout3"),
		pipe.Replace(func(line []byte) []byte {
			if bytes.HasPrefix(line, []byte("out")) {
				if line[3] == '2' {
					return nil
				}
				return []byte{'l', line[3], ','}
			}
			return line
		}),
	)
	output, err := pipe.Output(p)
	c.Assert(err, IsNil)
	c.Assert(string(output), Equals, "l1,l3,")
}
Beispiel #2
0
func (S) TestReplace(c *C) {
	p := pipe.Line(
		pipe.System("echo out1; echo err1 1>&2; echo out2; echo err2 1>&2; echo out3"),
		pipe.Replace(func(line []byte) []byte {
			if bytes.HasPrefix(line, []byte("out")) {
				if line[3] == '3' {
					return nil
				}
				return []byte{'l', line[3], ','}
			}
			return line
		}),
	)
	output, err := pipe.Output(p)
	c.Assert(err, IsNil)
	c.Assert(string(output), Equals, "l1,l2,")
}