Files
go-task/internal/output/output_test.go
Jay Anslow 74f5cf8f29 Add support for begin/end messages with grouped output
Fixes #647

This allows CI systems that support grouping (such as with [GitHub Actions's `::group::` command](https://docs.github.com/en/actions/learn-github-actions/workflow-commands-for-github-actions#grouping-log-lines) and [Azure Devops](https://docs.microsoft.com/en-us/azure/devops/pipelines/scripts/logging-commands?view=azure-devops&tabs=bash#formatting-commands)) to collapse all of the logs for a single task, to improve readability of logs

## Example

The following Taskfile

```
# Taskfile.yml
version: 3
output:
  group:
    begin: "::group::{{ .TASK }}"
    end: "::endgroup::"
tasks:
  default:
    cmds:
      - "echo 'Hello, World!'"
```

Results in the following output
```bash
$ task
task: [default] echo 'Hello, World!'
::group::default
Hello, World!
::endgroup::
```

See [this GitHub Actions job](https://github.com/janslow/task/runs/4811059609?check_suite_focus=true) for a full example

<img width="771" alt="image" src="https://user-images.githubusercontent.com/1253367/149429832-6cb0c1b5-0758-442e-9375-c4daa65771bc.png">
<img width="394" alt="image" src="https://user-images.githubusercontent.com/1253367/149429851-1d5d2ab5-9095-4795-9b57-f91750720d40.png">
2022-01-14 00:22:14 +00:00

99 lines
2.4 KiB
Go

package output_test
import (
"bytes"
"fmt"
"io"
"testing"
"github.com/go-task/task/v3/internal/templater"
"github.com/go-task/task/v3/taskfile"
"github.com/stretchr/testify/assert"
"github.com/go-task/task/v3/internal/output"
)
func TestInterleaved(t *testing.T) {
var b bytes.Buffer
var o output.Output = output.Interleaved{}
var w = o.WrapWriter(&b, "", nil)
fmt.Fprintln(w, "foo\nbar")
assert.Equal(t, "foo\nbar\n", b.String())
fmt.Fprintln(w, "baz")
assert.Equal(t, "foo\nbar\nbaz\n", b.String())
}
func TestGroup(t *testing.T) {
var b bytes.Buffer
var o output.Output = output.Group{}
var w = o.WrapWriter(&b, "", nil).(io.WriteCloser)
fmt.Fprintln(w, "foo\nbar")
assert.Equal(t, "", b.String())
fmt.Fprintln(w, "baz")
assert.Equal(t, "", b.String())
assert.NoError(t, w.Close())
assert.Equal(t, "foo\nbar\nbaz\n", b.String())
}
func TestGroupWithBeginEnd(t *testing.T) {
tmpl := templater.Templater{
Vars: &taskfile.Vars{
Keys: []string{"VAR1"},
Mapping: map[string]taskfile.Var{
"VAR1": {Static: "example-value"},
},
},
}
var o output.Output = output.Group{
Begin: "::group::{{ .VAR1 }}",
End: "::endgroup::",
}
t.Run("simple", func(t *testing.T) {
var b bytes.Buffer
var w = o.WrapWriter(&b, "", &tmpl).(io.WriteCloser)
fmt.Fprintln(w, "foo\nbar")
assert.Equal(t, "", b.String())
fmt.Fprintln(w, "baz")
assert.Equal(t, "", b.String())
assert.NoError(t, w.Close())
assert.Equal(t, "::group::example-value\nfoo\nbar\nbaz\n::endgroup::\n", b.String())
})
t.Run("no output", func(t *testing.T) {
var b bytes.Buffer
var w = o.WrapWriter(&b, "", &tmpl).(io.WriteCloser)
assert.NoError(t, w.Close())
assert.Equal(t, "", b.String())
})
}
func TestPrefixed(t *testing.T) {
var b bytes.Buffer
var o output.Output = output.Prefixed{}
var w = o.WrapWriter(&b, "prefix", nil).(io.WriteCloser)
t.Run("simple use cases", func(t *testing.T) {
b.Reset()
fmt.Fprintln(w, "foo\nbar")
assert.Equal(t, "[prefix] foo\n[prefix] bar\n", b.String())
fmt.Fprintln(w, "baz")
assert.Equal(t, "[prefix] foo\n[prefix] bar\n[prefix] baz\n", b.String())
})
t.Run("multiple writes for a single line", func(t *testing.T) {
b.Reset()
for _, char := range []string{"T", "e", "s", "t", "!"} {
fmt.Fprint(w, char)
assert.Equal(t, "", b.String())
}
assert.NoError(t, w.Close())
assert.Equal(t, "[prefix] Test!\n", b.String())
})
}