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e2e

package module
v0.0.0-...-b6b578a Latest Latest

This package is not in the latest version of its module.

 Go to latest Published: Jun 10, 2021 License: Apache-2.0 Imports: 23 Imported by: 0
Main Versions Licenses Imports Imported By

Details

Repository

github.com/efficientgo/tools

Links

Documentation

Documentation

Index

Constants

View Source 
const ContainerSharedDir = "/shared"

Variables

This section is empty.

Functions

func BuildArgs 

func BuildArgs(flags map[string]string) []string

func EmptyFlags 

func EmptyFlags() map[string]string

func Equals 

func Equals(value float64) func(sums ...float64) bool

Equals is an isExpected function for WaitSumMetrics that returns true if given single sum is equals to given value.

func EqualsAmongTwo 

func EqualsAmongTwo(sums ...float64) bool

EqualsAmongTwo is an isExpected function for WaitSumMetrics that returns true if first sum is equal to the second. NOTE: Be careful on scrapes in between of process that changes two metrics. Those are usually not atomic.

func EqualsSingle 

func EqualsSingle(expected float64) func(float64) bool

func Greater 

func Greater(value float64) func(sums ...float64) bool

Greater is an isExpected function for WaitSumMetrics that returns true if given single sum is greater than given value.

func GreaterAmongTwo 

func GreaterAmongTwo(sums ...float64) bool

GreaterAmongTwo is an isExpected function for WaitSumMetrics that returns true if first sum is greater than second. NOTE: Be careful on scrapes in between of process that changes two metrics. Those are usually not atomic.

func GreaterOrEqual 

func GreaterOrEqual(value float64) func(sums ...float64) bool

GreaterOrEqual is an isExpected function for WaitSumMetrics that returns true if given single sum is greater or equal than given value.

func Less 

func Less(value float64) func(sums ...float64) bool

Less is an isExpected function for WaitSumMetrics that returns true if given single sum is less than given value.

func LessAmongTwo 

func LessAmongTwo(sums ...float64) bool

LessAmongTwo is an isExpected function for WaitSumMetrics that returns true if first sum is smaller than second. NOTE: Be careful on scrapes in between of process that changes two metrics. Those are usually not atomic.

func MergeFlags 

func MergeFlags(inputs ...map[string]string) map[string]string

func MergeFlagsWithoutRemovingEmpty 

func MergeFlagsWithoutRemovingEmpty(inputs ...map[string]string) map[string]string

func NetworkContainerHost 

func NetworkContainerHost(networkName, containerName string) string

NetworkContainerHost return the hostname of the container within the network. This is the address a container should use to connect to other containers.

func NetworkContainerHostPort 

func NetworkContainerHostPort(networkName, containerName string, port int) string

NetworkContainerHostPort return the host:port address of a container within the network.

func NewLogger 

func NewLogger(w io.Writer) *logger

func RunCommandAndGetOutput 

func RunCommandAndGetOutput(name string, args ...string) ([]byte, error)

func RunCommandWithTimeoutAndGetOutput 

func RunCommandWithTimeoutAndGetOutput(timeout time.Duration, name string, args ...string) ([]byte, error)

func SumValues 

func SumValues(values []float64) float64

Types

type CmdReadinessProbe 

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

CmdReadinessProbe checks readiness by `Exec`ing a command (within container) which returns 0 to consider status being ready.

func NewCmdReadinessProbe 

func NewCmdReadinessProbe(cmd *Command) *CmdReadinessProbe

func (*CmdReadinessProbe) Ready 

func (p *CmdReadinessProbe) Ready(service *ConcreteService) error

type Command 

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

func NewCommand 

func NewCommand(cmd string, args ...string) *Command

func NewCommandWithoutEntrypoint 

func NewCommandWithoutEntrypoint(cmd string, args ...string) *Command

type CompositeHTTPService 

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

CompositeHTTPService abstract an higher-level service composed by more than one HTTPService.

func NewCompositeHTTPService 

func NewCompositeHTTPService(services ...*HTTPService) *CompositeHTTPService

func (*CompositeHTTPService) Instances 

func (s *CompositeHTTPService) Instances() []*HTTPService

func (*CompositeHTTPService) NumInstances 

func (s *CompositeHTTPService) NumInstances() int

func (*CompositeHTTPService) SumMetrics 

func (s *CompositeHTTPService) SumMetrics(metricNames []string, opts ...MetricsOption) ([]float64, error)

SumMetrics returns the sum of the values of each given metric names.

func (*CompositeHTTPService) WaitSumMetrics 

func (s *CompositeHTTPService) WaitSumMetrics(isExpected func(sums ...float64) bool, metricNames ...string) error

WaitSumMetrics waits for at least one instance of each given metric names to be present and their sums, returning true when passed to given isExpected(...).

func (*CompositeHTTPService) WaitSumMetricsWithOptions 

func (s *CompositeHTTPService) WaitSumMetricsWithOptions(isExpected func(sums ...float64) bool, metricNames []string, opts ...MetricsOption) error

type ConcreteService 

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

ConcreteService represents microservice with optional ports which will be discoverable from docker with <name>:<port>. For connecting from test, use `Endpoint` method.

ConcreteService can be reused (started and stopped many time), but it can represent only one running container at the time.

func NewConcreteService 

func NewConcreteService(
	name string,
	image string,
	command *Command,
	readiness ReadinessProbe,
	networkPorts ...int,
) *ConcreteService

func (*ConcreteService) Endpoint 

func (s *ConcreteService) Endpoint(port int) string

Endpoint returns external (from host perspective) service endpoint (host:port) for given internal port. External means that it will be accessible only from host, but not from docker containers.

If your service is not running, this method returns incorrect `stopped` endpoint.

func (*ConcreteService) Exec 

func (s *ConcreteService) Exec(command *Command) (string, string, error)

Exec runs the provided against a the docker container specified by this service. It returns the stdout, stderr, and error response from attempting to run the command.

func (*ConcreteService) Kill 

func (s *ConcreteService) Kill() error

func (*ConcreteService) Name 

func (s *ConcreteService) Name() string

func (*ConcreteService) NetworkEndpoint 

func (s *ConcreteService) NetworkEndpoint(port int) string

NetworkEndpoint returns internal service endpoint (host:port) for given internal port. Internal means that it will be accessible only from docker containers within the network that this service is running in. If you configure your local resolver with docker DNS namespace you can access it from host as well. Use `Endpoint` for host access.

If your service is not running, use `NetworkEndpointFor` instead.

func (*ConcreteService) NetworkEndpointFor 

func (s *ConcreteService) NetworkEndpointFor(networkName string, port int) string

NetworkEndpointFor returns internal service endpoint (host:port) for given internal port and network. Internal means that it will be accessible only from docker containers within the given network. If you configure your local resolver with docker DNS namespace you can access it from host as well.

This method return correct endpoint for the service in any state.

func (*ConcreteService) Ready 

func (s *ConcreteService) Ready() error

func (*ConcreteService) SetBackoff 

func (s *ConcreteService) SetBackoff(cfg backoff.Config)

func (*ConcreteService) SetEnvVars 

func (s *ConcreteService) SetEnvVars(env map[string]string)

func (*ConcreteService) SetReadinessProbe 

func (s *ConcreteService) SetReadinessProbe(probe ReadinessProbe)

func (*ConcreteService) SetUser 

func (s *ConcreteService) SetUser(user string)

func (*ConcreteService) Start 

func (s *ConcreteService) Start(logger log.Logger, networkName, sharedDir string) (err error)

func (*ConcreteService) Stop 

func (s *ConcreteService) Stop() error

func (*ConcreteService) WaitForRunning 

func (s *ConcreteService) WaitForRunning() (err error)

func (*ConcreteService) WaitReady 

func (s *ConcreteService) WaitReady() (err error)

type HTTPReadinessProbe 

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

HTTPReadinessProbe checks readiness by making HTTP call and checking for expected HTTP status code.

func NewHTTPReadinessProbe 

func NewHTTPReadinessProbe(port int, path string, expectedStatusRangeStart, expectedStatusRangeEnd int, expectedContent ...string) *HTTPReadinessProbe

func (*HTTPReadinessProbe) Ready 

func (p *HTTPReadinessProbe) Ready(service *ConcreteService) (err error)

type HTTPService 

type HTTPService struct {
	*ConcreteService
	// contains filtered or unexported fields
}

HTTPService represents opinionated microservice with at least HTTP port that as mandatory requirement, serves metrics.

func NewHTTPService 

func NewHTTPService(
	name string,
	image string,
	command *Command,
	readiness ReadinessProbe,
	httpPort int,
	otherPorts ...int,
) *HTTPService

func (*HTTPService) HTTPEndpoint 

func (s *HTTPService) HTTPEndpoint() string

func (*HTTPService) HTTPPort 

func (s *HTTPService) HTTPPort() int

func (*HTTPService) Metrics 

func (s *HTTPService) Metrics() (_ string, err error)

func (*HTTPService) NetworkHTTPEndpoint 

func (s *HTTPService) NetworkHTTPEndpoint() string

func (*HTTPService) NetworkHTTPEndpointFor 

func (s *HTTPService) NetworkHTTPEndpointFor(networkName string) string

func (*HTTPService) SumMetrics 

func (s *HTTPService) SumMetrics(metricNames []string, opts ...MetricsOption) ([]float64, error)

SumMetrics returns the sum of the values of each given metric names.

func (*HTTPService) WaitRemovedMetric 

func (s *HTTPService) WaitRemovedMetric(metricName string, opts ...MetricsOption) error

WaitRemovedMetric waits until a metric disappear from the list of metrics exported by the service.

func (*HTTPService) WaitSumMetrics 

func (s *HTTPService) WaitSumMetrics(isExpected func(sums ...float64) bool, metricNames ...string) error

WaitSumMetrics waits for at least one instance of each given metric names to be present and their sums, returning true when passed to given isExpected(...).

func (*HTTPService) WaitSumMetricsWithOptions 

func (s *HTTPService) WaitSumMetricsWithOptions(isExpected func(sums ...float64) bool, metricNames []string, opts ...MetricsOption) error

type LinePrefixLogger 

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

func (*LinePrefixLogger) Write 

func (w *LinePrefixLogger) Write(p []byte) (n int, err error)

type MetricsOption 

type MetricsOption func(*metricsOptions)

MetricsOption defined the signature of a function used to manipulate options.

func SkipMissingMetrics 

func SkipMissingMetrics() MetricsOption

SkipWaitMissingMetrics is an option to skip/ignore whenever an expected metric is missing.

func WaitMissingMetrics 

func WaitMissingMetrics() MetricsOption

WithWaitMissingMetrics is an option to wait whenever an expected metric is missing. If this option is not enabled, will return error on missing metrics.

func WithLabelMatchers 

func WithLabelMatchers(matchers ...*matchers.Matcher) MetricsOption

WithLabelMatchers is an option to filter only matching series.

func WithMetricCount 

func WithMetricCount() MetricsOption

WithMetricCount is an option to get the histogram/summary count as metric value.

type ReadinessProbe 

type ReadinessProbe interface {
	Ready(service *ConcreteService) (err error)
}

type Scenario 

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

Scenario allows to manage deployments for single testing scenario.

func NewScenario 

func NewScenario(opts ...ScenarioOption) (_ *Scenario, err error)

NewScenario creates new Scenario.

func (*Scenario) Close 

func (s *Scenario) Close()

func (*Scenario) NetworkName 

func (s *Scenario) NetworkName() string

NetworkName returns the network name that scenario is responsible for.

func (*Scenario) SharedDir 

func (s *Scenario) SharedDir() string

SharedDir returns the absolute path of the directory on the host that is shared with all services in docker.

func (*Scenario) Start 

func (s *Scenario) Start(services ...Service) error

func (*Scenario) StartAndWaitReady 

func (s *Scenario) StartAndWaitReady(services ...Service) error

func (*Scenario) Stop 

func (s *Scenario) Stop(services ...Service) error

func (*Scenario) WaitReady 

func (s *Scenario) WaitReady(services ...Service) error

type ScenarioOption 

type ScenarioOption func(*scenarioOptions)

ScenarioOption defined the signature of a function used to manipulate options.

func WithLogger 

func WithLogger(logger log.Logger) ScenarioOption

WithLogger tells scenario to use custom logger default one (stdout).

func WithNetworkName 

func WithNetworkName(networkName string) ScenarioOption

WithNetworkName tells scenario to use custom network name instead of UUID.

type Service 

type Service interface {
	Name() string
	Start(logger log.Logger, networkName, dir string) error
	WaitReady() error

	// It should be ok to Stop and Kill more than once, with next invokes being noop.
	Kill() error
	Stop() error
}

Service is unified service interface that Scenario can manage.

type TCPReadinessProbe 

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

TCPReadinessProbe checks readiness by ensure a TCP connection can be established.

func NewTCPReadinessProbe 

func NewTCPReadinessProbe(port int) *TCPReadinessProbe

func (*TCPReadinessProbe) Ready 

func (p *TCPReadinessProbe) Ready(service *ConcreteService) (err error)

Source Files

View all Source files

Directories

Path Synopsis
internal
matchers
s3
Package s3 implements common object storage abstractions against s3-compatible APIs.
 Package s3 implements common object storage abstractions against s3-compatible APIs.
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