fault

package
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Published: May 17, 2015 License: Apache-2.0 Imports: 5 Imported by: 0

Documentation

Overview

Package fault handles fault injection for testing.

Index

Constants

This section is empty.

Variables

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Functions

This section is empty.

Types

type Injector

type Injector struct {
	// contains filtered or unexported fields
}

An Injector reports whether fake errors should be returned.

func NewInjector

func NewInjector(name string) *Injector

NewInjector returns a new fault injector with the given name. The environment variable "FAULT_" + capital(name) + "_FAIL_PERCENT" controls the percentage of requests that fail. If undefined or zero, no requests fail.

func (*Injector) FailErr

func (in *Injector) FailErr(err *error) bool

FailErr checks ShouldFail and, if true, assigns a fake error to err and returns true.

func (*Injector) ShouldFail

func (in *Injector) ShouldFail() bool

ShouldFail reports whether a fake error should be returned.

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