package node

import (
	"errors"
	"io"
	"testing"

	"github.com/docker/cli/internal/test"
	"github.com/moby/moby/client"
	"gotest.tools/v3/assert"
)

func TestNodeRemoveErrors(t *testing.T) {
	testCases := []struct {
		args           []string
		nodeRemoveFunc func() (client.NodeRemoveResult, error)
		expectedError  string
	}{
		{
			expectedError: "requires at least 1 argument",
		},
		{
			args: []string{"nodeID"},
			nodeRemoveFunc: func() (client.NodeRemoveResult, error) {
				return client.NodeRemoveResult{}, errors.New("error removing the node")
			},
			expectedError: "error removing the node",
		},
	}
	for _, tc := range testCases {
		cmd := newRemoveCommand(
			test.NewFakeCli(&fakeClient{
				nodeRemoveFunc: tc.nodeRemoveFunc,
			}))
		cmd.SetArgs(tc.args)
		cmd.SetOut(io.Discard)
		cmd.SetErr(io.Discard)
		assert.ErrorContains(t, cmd.Execute(), tc.expectedError)
	}
}

func TestNodeRemoveMultiple(t *testing.T) {
	cmd := newRemoveCommand(test.NewFakeCli(&fakeClient{}))
	cmd.SetArgs([]string{"nodeID1", "nodeID2"})
	assert.NilError(t, cmd.Execute())
}