grim/convey

Update to Go 1.21 and use some new helpers

5 months ago, Elliott Sales de Andrade
adb6eb2a7d21
Update to Go 1.21 and use some new helpers

`strings.Cut` was added in 1.18, and `maps`/`slices` in 1.21.

Testing Done:
Ran `go test ./...`

Reviewed at https://reviews.imfreedom.org/r/2870/
package docker
import (
"testing"
"github.com/stretchr/testify/assert"
"keep.imfreedom.org/grim/convey/podman"
"keep.imfreedom.org/grim/convey/yaml"
)
func TestPullImage(t *testing.T) {
p := &Pull{
Image: "foo",
}
assert.NoError(t, p.Valid())
}
func TestPullImages(t *testing.T) {
p := &Pull{
Images: []string{"foo", "bar"},
}
assert.NoError(t, p.Valid())
}
func TestPullImagesMerged(t *testing.T) {
p := &Pull{
Image: "foo",
Images: []string{"bar"},
}
assert.NoError(t, p.Valid())
assert.Equal(t, p.Images, yaml.StringOrSlice{"foo", "bar"})
}
func TestPullImageRequired(t *testing.T) {
p := &Push{}
assert.ErrorIs(t, p.Valid(), podman.ErrNoTags)
}