本文整理汇总了Golang中labix/org/v2/pipe.Output函数的典型用法代码示例。如果您正苦于以下问题：Golang Output函数的具体用法？Golang Output怎么用？Golang Output使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了Output函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Golang代码示例。
示例1: TestSetEnvVar
func (S) TestSetEnvVar(c *C) {
os.Setenv("PIPE_NEW_VAR", "")
os.Setenv("PIPE_OLD_VAR", "old")
defer os.Setenv("PIPE_OLD_VAR", "")
p := pipe.Script(
pipe.SetEnvVar("PIPE_NEW_VAR", "new"),
pipe.System("echo $PIPE_OLD_VAR $PIPE_NEW_VAR"),
pipe.SetEnvVar("PIPE_NEW_VAR", "after"),
func(s *pipe.State) error {
count := 0
prefix := "PIPE_NEW_VAR="
for _, kv := range s.Env {
if strings.HasPrefix(kv, prefix) {
count++
}
}
if count != 1 {
return fmt.Errorf("found %d environment variables", count)
}
return nil
},
)
output, err := pipe.Output(p)
c.Assert(err, IsNil)
c.Assert(string(output), Equals, "old new\n")
c.Assert(os.Getenv("PIPE_NEW_VAR"), Equals, "")
}示例2: TestKillAbortedExecTask
func (S) TestKillAbortedExecTask(c *C) {
p := pipe.Script(
pipe.TaskFunc(func(*pipe.State) error { return fmt.Errorf("boom") }),
pipe.Exec("will-not-run"),
)
_, err := pipe.Output(p)
c.Assert(err, ErrorMatches, "boom")
}示例3: TestFilter
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")
}示例4: TestFilterNoNewLine
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")
}示例5: TestRead
func (S) TestRead(c *C) {
p := pipe.Line(
pipe.Read(bytes.NewBufferString("hello")),
pipe.Exec("sed", "s/l/k/g"),
)
output, err := pipe.Output(p)
c.Assert(err, IsNil)
c.Assert(string(output), Equals, "hekko")
}示例6: TestPrintf
func (S) TestPrintf(c *C) {
p := pipe.Line(
pipe.Printf("hello:%d", 42),
pipe.Exec("sed", "s/l/k/g"),
)
output, err := pipe.Output(p)
c.Assert(err, IsNil)
c.Assert(string(output), Equals, "hekko:42")
}示例7: TestReadFileNonExistent
func (S) TestReadFileNonExistent(c *C) {
path := filepath.Join(c.MkDir(), "file")
p := pipe.Line(
pipe.ReadFile(path),
pipe.Exec("cat"),
)
output, err := pipe.Output(p)
c.Assert(err, ErrorMatches, "open .*/file: no such file or directory")
c.Assert(output, IsNil)
}示例8: TestDiscard
func (S) TestDiscard(c *C) {
p := pipe.Line(
pipe.Print("hello"),
pipe.Discard(),
pipe.Print("world"),
)
output, err := pipe.Output(p)
c.Assert(err, IsNil)
c.Assert(string(output), Equals, "world")
}示例9: TestAppendFileMode
func (S) TestAppendFileMode(c *C) {
path := filepath.Join(c.MkDir(), "file")
p := pipe.AppendFile(path, 0600)
_, err := pipe.Output(p)
c.Assert(err, IsNil)
stat, err := os.Stat(path)
c.Assert(err, IsNil)
c.Assert(stat.Mode()&os.ModePerm, Equals, os.FileMode(0600))
}示例10: TestScriptOutput
func (S) TestScriptOutput(c *C) {
p := pipe.Script(
pipe.System("echo out1; echo err1 1>&2; echo out2; echo err2 1>&2"),
pipe.System("echo out3; echo err3 1>&2; echo out4; echo err4 1>&2"),
)
output, err := pipe.Output(p)
c.Assert(err, IsNil)
c.Assert(string(output), Equals, "out1\nout2\nout3\nout4\n")
}示例11: TestTee
func (S) TestTee(c *C) {
var b bytes.Buffer
p := pipe.Line(
pipe.Print("hello"),
pipe.Exec("sed", "s/l/k/g"),
pipe.Tee(&b),
)
output, err := pipe.Output(p)
c.Assert(err, IsNil)
c.Assert(string(output), Equals, "hekko")
c.Assert(b.String(), Equals, "hekko")
}示例12: TestScriptPreservesStreams
func (S) TestScriptPreservesStreams(c *C) {
p := pipe.Script(
pipe.Line(
pipe.Print("hello\n"),
pipe.Discard(),
),
pipe.Exec("echo", "world"),
)
output, err := pipe.Output(p)
c.Assert(err, IsNil)
c.Assert(string(output), Equals, "world\n")
}示例13: TestLineIsolatesEnv
func (S) TestLineIsolatesEnv(c *C) {
p := pipe.Line(
pipe.SetEnvVar("PIPE_VAR", "outer"),
pipe.Line(
pipe.SetEnvVar("PIPE_VAR", "inner"),
),
pipe.System("echo $PIPE_VAR"),
)
output, err := pipe.Output(p)
c.Assert(err, IsNil)
c.Assert(string(output), Equals, "outer\n")
}示例14: TestReadFileRelative
func (S) TestReadFileRelative(c *C) {
dir := c.MkDir()
path := filepath.Join(dir, "file")
err := ioutil.WriteFile(path, []byte("hello"), 0644)
c.Assert(err, IsNil)
p := pipe.Line(
pipe.ReadFile(path),
pipe.Exec("sed", "s/l/k/g"),
)
output, err := pipe.Output(p)
c.Assert(err, IsNil)
c.Assert(string(output), Equals, "hekko")
}示例15: TestLineTermination
func (S) TestLineTermination(c *C) {
// Shouldn't block waiting for a reader that won't read.
var b []byte
for i := 0; i < 256*1024/8; i++ {
b = append(b, "xxxxxxxx"...)
}
p := pipe.Line(
pipe.Print(string(b)),
pipe.Exec("true"),
)
output, err := pipe.Output(p)
c.Assert(err, ErrorMatches, `command "true": write \|1: broken pipe`)
c.Assert(string(output), Equals, "")
}