github.com/cloudwego/hertz@v0.9.3/pkg/common/test/mock/writer_test.go (about)

     1  /*
     2   * Copyright 2022 CloudWeGo Authors
     3   *
     4   * Licensed under the Apache License, Version 2.0 (the "License");
     5   * you may not use this file except in compliance with the License.
     6   * You may obtain a copy of the License at
     7   *
     8   *     http://www.apache.org/licenses/LICENSE-2.0
     9   *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   */
    16  
    17  package mock
    18  
    19  import (
    20  	"bytes"
    21  	"testing"
    22  
    23  	"github.com/cloudwego/hertz/pkg/common/test/assert"
    24  )
    25  
    26  func TestExtWriter(t *testing.T) {
    27  	b1 := []byte("abcdef4343")
    28  	buf := new(bytes.Buffer)
    29  	isFinal := false
    30  	w := &ExtWriter{
    31  		Buf:     buf,
    32  		IsFinal: &isFinal,
    33  	}
    34  
    35  	// write
    36  	n, err := w.Write(b1)
    37  	assert.DeepEqual(t, nil, err)
    38  	assert.DeepEqual(t, len(b1), n)
    39  
    40  	// flush
    41  	err = w.Flush()
    42  	assert.DeepEqual(t, nil, err)
    43  	assert.DeepEqual(t, b1, w.Buf.Bytes())
    44  
    45  	// setbody
    46  	b2 := []byte("abc")
    47  	w.SetBody([]byte(b2))
    48  	err = w.Flush()
    49  	assert.DeepEqual(t, nil, err)
    50  	assert.DeepEqual(t, b2, w.Buf.Bytes())
    51  
    52  	w.Finalize()
    53  	assert.DeepEqual(t, true, *(w.IsFinal))
    54  }