DockerCLI/cli-plugins/manager/error_test.go

25 lines
542 B
Go

package manager
import (
"encoding/json"
"errors"
"testing"
"gotest.tools/v3/assert"
is "gotest.tools/v3/assert/cmp"
)
func TestPluginError(t *testing.T) {
err := NewPluginError("new error")
assert.Check(t, is.Error(err, "new error"))
inner := errors.New("testing")
err = NewPluginError("wrapping: %w", inner)
assert.Check(t, is.Error(err, "wrapping: testing"))
assert.Check(t, is.ErrorIs(err, inner))
actual, err := json.Marshal(err)
assert.Check(t, err)
assert.Check(t, is.Equal(`"wrapping: testing"`, string(actual)))
}