86 lines
1.8 KiB
Go
86 lines
1.8 KiB
Go
// Copyright 2020 Google LLC All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package and
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import (
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"bytes"
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"io"
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"testing"
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)
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func TestRead(t *testing.T) {
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want := "asdf"
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r := bytes.NewBufferString(want)
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called := false
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rac := &ReadCloser{
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Reader: r,
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CloseFunc: func() error {
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called = true
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return nil
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},
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}
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data, err := io.ReadAll(rac)
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if err != nil {
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t.Errorf("ReadAll(rac) = %v", err)
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}
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if got := string(data); got != want {
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t.Errorf("ReadAll(rac); got %q, want %q", got, want)
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}
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if called {
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t.Error("called before Close(); got true, wanted false")
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}
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if err := rac.Close(); err != nil {
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t.Errorf("Close() = %v", err)
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}
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if !called {
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t.Error("called after Close(); got false, wanted true")
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}
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}
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func TestWrite(t *testing.T) {
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w := bytes.NewBuffer([]byte{})
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called := false
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wac := &WriteCloser{
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Writer: w,
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CloseFunc: func() error {
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called = true
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return nil
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},
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}
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want := "asdf"
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if _, err := wac.Write([]byte(want)); err != nil {
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t.Errorf("Write(%q); = %v", want, err)
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}
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if called {
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t.Error("called before Close(); got true, wanted false")
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}
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if err := wac.Close(); err != nil {
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t.Errorf("Close() = %v", err)
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}
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if !called {
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t.Error("called after Close(); got false, wanted true")
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}
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if got := w.String(); got != want {
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t.Errorf("w.String(); got %q, want %q", got, want)
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}
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}
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