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65 lines
2.5 KiB
Go
65 lines
2.5 KiB
Go
// Copyright (c) 2009 The Go Authors. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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package server
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import (
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"fmt"
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"strings"
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)
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// matchErr is a test helper that verifies that an error is matched with an expected effor
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// source:
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// https://github.com/golang/go/blob/ffa2bd27a47ef16e4d6a404dd15781ed5ba21e5d/src/net/http/response_test.go#L865
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// wantErr can be nil, an error value to match exactly, or type string to
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// match a substring.
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func matchErr(err error, wantErr interface{}) error {
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if err == nil {
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if wantErr == nil {
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return nil
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}
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if sub, ok := wantErr.(string); ok {
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return fmt.Errorf("unexpected success; want error with substring %q", sub)
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}
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return fmt.Errorf("unexpected success; want error %v", wantErr)
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}
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if wantErr == nil {
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return fmt.Errorf("%v; want success", err)
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}
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if sub, ok := wantErr.(string); ok {
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if strings.Contains(err.Error(), sub) {
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return nil
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}
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return fmt.Errorf("error = %v; want an error with substring %q", err, sub)
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}
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if err == wantErr {
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return nil
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}
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return fmt.Errorf("%v; want %v", err, wantErr)
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}
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