101 lines
2.7 KiB
Go
101 lines
2.7 KiB
Go
/*
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* Copyright (c) 2013 Dave Collins <dave@davec.name>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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package spew_test
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import (
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"fmt"
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)
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// custom type to test Stinger interface on non-pointer receiver.
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type stringer string
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// String implements the Stringer interface for testing invocation of custom
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// stringers on types with non-pointer receivers.
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func (s stringer) String() string {
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return "stringer " + string(s)
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}
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// custom type to test Stinger interface on pointer receiver.
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type pstringer string
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// String implements the Stringer interface for testing invocation of custom
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// stringers on types with only pointer receivers.
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func (s *pstringer) String() string {
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return "stringer " + string(*s)
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}
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// xref1 and xref2 are cross referencing structs for testing circular reference
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// detection.
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type xref1 struct {
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ps2 *xref2
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}
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type xref2 struct {
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ps1 *xref1
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}
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// indirCir1, indirCir2, and indirCir3 are used to generate an indirect circular
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// reference for testing detection.
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type indirCir1 struct {
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ps2 *indirCir2
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}
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type indirCir2 struct {
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ps3 *indirCir3
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}
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type indirCir3 struct {
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ps1 *indirCir1
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}
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// panicer is used to intentionally cause a panic for testing spew properly
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// handles them
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type panicer int
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func (p panicer) String() string {
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panic("test panic")
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}
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// customError is used to test custom error interface invocation.
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type customError int
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func (e customError) Error() string {
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return fmt.Sprintf("error: %d", int(e))
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}
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// stringizeWants converts a slice of wanted test output into a format suitable
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// for an test error message.
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func stringizeWants(wants []string) string {
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s := ""
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for i, want := range wants {
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if i > 0 {
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s += fmt.Sprintf("want%d: %s", i+1, want)
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} else {
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s += "want: " + want
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}
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}
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return s
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}
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// testFailed returns whether or not a test failed by checking if the result
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// of the test is in the slice of wanted strings.
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func testFailed(result string, wants []string) bool {
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for _, want := range wants {
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if result == want {
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return false
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}
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}
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return true
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}
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