assert_test.go

// Copyright (c) 2020 Uber Technologies, Inc.
//
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// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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package atomic

import (
	"encoding/json"
	"errors"
	"testing"

	"github.com/stretchr/testify/assert"
)

// Marks the test as failed if the error cannot be cast into the provided type
// with errors.As.
//
//   assertErrorAsType(t, err, new(ErrFoo))
func assertErrorAsType(t *testing.T, err error, typ interface{}, msgAndArgs ...interface{}) bool {
	t.Helper()

	return assert.True(t, errors.As(err, typ), msgAndArgs...)
}

func assertErrorJSONUnmarshalType(t *testing.T, err error, msgAndArgs ...interface{}) bool {
	t.Helper()

	return assertErrorAsType(t, err, new(*json.UnmarshalTypeError), msgAndArgs...)
}