forked from flashcat/categraf
48 lines
1.3 KiB
Go
48 lines
1.3 KiB
Go
// Copyright 2018 Google Inc. All Rights Reserved.
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// This file is available under the Apache license.
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// Reimport the go-cmp package as the name 'cmp' conflicts with the cmp
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// instruction in the vm.
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package testutil
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import (
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"testing"
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"github.com/google/go-cmp/cmp"
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"github.com/google/go-cmp/cmp/cmpopts"
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)
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func Diff(a, b interface{}, opts ...cmp.Option) string {
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return cmp.Diff(a, b, opts...)
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}
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func IgnoreUnexported(types ...interface{}) cmp.Option {
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return cmpopts.IgnoreUnexported(types...)
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}
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func AllowUnexported(types ...interface{}) cmp.Option {
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return cmp.AllowUnexported(types...)
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}
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func IgnoreFields(typ interface{}, names ...string) cmp.Option {
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return cmpopts.IgnoreFields(typ, names...)
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}
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func SortSlices(lessFunc interface{}) cmp.Option {
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return cmpopts.SortSlices(lessFunc)
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}
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// ExpectNoDiff tests to see if the two interfaces have no diff.
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// If there is no diff, the retrun value is true.
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// If there is a diff, it is logged to tb and an error is flagged, and the return value is false.
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func ExpectNoDiff(tb testing.TB, a, b interface{}, opts ...cmp.Option) bool {
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tb.Helper()
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if diff := Diff(a, b, opts...); diff != "" {
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tb.Errorf("Unexpected diff, -want +got:\n%s", diff)
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tb.Logf("expected:\n%#v", a)
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tb.Logf("received:\n%#v", b)
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return false
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}
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return true
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}
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