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package testhelper
import (
"bytes"
"fmt"
"strings"
"testing"
)
// CreateTagOpts holds extra options for CreateTag.
type CreateTagOpts struct {
Message string
}
// CreateTag creates a new tag.
func CreateTag(t *testing.T, repoPath, tagName, targetID string, opts *CreateTagOpts) string {
var message string
if opts != nil {
if opts.Message != "" {
message = opts.Message
}
}
committerName := "Scrooge McDuck"
committerEmail := "scrooge@mcduck.com"
// message can be very large, passing it directly in args would blow things up!
stdin := bytes.NewBufferString(message)
args := []string{"-C", repoPath,
"-c", fmt.Sprintf("user.name=%s", committerName),
"-c", fmt.Sprintf("user.email=%s", committerEmail),
"tag",
}
if message != "" {
args = append(args, "-F", "-")
}
args = append(args, tagName, targetID)
MustRunCommand(t, stdin, "git", args...)
tagID := MustRunCommand(t, nil, "git", "-C", repoPath, "rev-parse", tagName)
return strings.TrimSpace(string(tagID))
}
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