github.com/1aal/kubeblocks@v0.0.0-20231107070852-e1c03e598921/pkg/cli/util/prompt/prompt_test.go (about)

     1  /*
     2  Copyright (C) 2022-2023 ApeCloud Co., Ltd
     3  
     4  This file is part of KubeBlocks project
     5  
     6  This program is free software: you can redistribute it and/or modify
     7  it under the terms of the GNU Affero General Public License as published by
     8  the Free Software Foundation, either version 3 of the License, or
     9  (at your option) any later version.
    10  
    11  This program is distributed in the hope that it will be useful
    12  but WITHOUT ANY WARRANTY; without even the implied warranty of
    13  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    14  GNU Affero General Public License for more details.
    15  
    16  You should have received a copy of the GNU Affero General Public License
    17  along with this program.  If not, see <http://www.gnu.org/licenses/>.
    18  */
    19  
    20  package prompt
    21  
    22  import (
    23  	"bytes"
    24  	"io"
    25  	"testing"
    26  )
    27  
    28  func Test(t *testing.T) {
    29  	c := NewPrompt("Please input something", nil, &bytes.Buffer{})
    30  	res, _ := c.Run()
    31  	if res != "" {
    32  		t.Errorf("expected an empty result")
    33  	}
    34  
    35  	in := &bytes.Buffer{}
    36  	in.Write([]byte("t\n"))
    37  	c.Stdin = io.NopCloser(in)
    38  	res, err := c.Run()
    39  	if err != nil {
    40  		t.Errorf("prompt error %v", err)
    41  	}
    42  	if res != "t" {
    43  		t.Errorf("prompt result is not expected")
    44  	}
    45  }