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go.opentelemetry.io/collector/testutils

package testutils

v0.4.0
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Published: Jun 16, 2020 | License: Apache-2.0 | Module: go.opentelemetry.io/collector

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func GenerateNormalizedJSON

func GenerateNormalizedJSON(t *testing.T, jsonStr string) string

GenerateNormalizedJSON generates a normalized JSON from the string given to the function. Useful to compare JSON contents that may have differences due to formatting. It returns nil in case of invalid JSON.

func GetAvailableLocalAddress

func GetAvailableLocalAddress(t *testing.T) string

GetAvailableLocalAddress finds an available local port and returns an endpoint describing it. The port is available for opening when this function returns provided that there is no race by some other code to grab the same port immediately.

func GetAvailablePort

func GetAvailablePort(t *testing.T) uint16

GetAvailablePort finds an available local port and returns it. The port is available for opening when this function returns provided that there is no race by some other code to grab the same port immediately.

func HostPortFromAddr

func HostPortFromAddr(addr net.Addr) (host string, port int, err error)

HostPortFromAddr extracts host and port from a network address

func WaitFor

func WaitFor(t *testing.T, cond func() bool, errMsg ...interface{}) bool

WaitFor the specific condition for up to 10 seconds. Records a test error if condition does not become true.

func WaitForPort

func WaitForPort(t *testing.T, port uint16) error

WaitForPort repeatedly attempts to open a local port until it either succeeds or 5 seconds pass It is useful if you need to asynchronously start a service and wait for it to start

Documentation was rendered with GOOS=linux and GOARCH=amd64.

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