67 lines
1.2 KiB
Go
67 lines
1.2 KiB
Go
package testutil
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import (
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"os"
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"testing"
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"time"
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"github.com/hashicorp/nomad/nomad/structs"
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)
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const (
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// TravisRunEnv is an environment variable that is set if being run by
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// Travis.
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TravisRunEnv = "CI"
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)
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type testFn func() (bool, error)
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type errorFn func(error)
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func WaitForResult(test testFn, error errorFn) {
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WaitForResultRetries(2000*TestMultiplier(), test, error)
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}
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func WaitForResultRetries(retries int64, test testFn, error errorFn) {
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for retries > 0 {
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time.Sleep(10 * time.Millisecond)
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retries--
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success, err := test()
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if success {
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return
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}
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if retries == 0 {
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error(err)
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}
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}
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}
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// TestMultiplier returns a multiplier for retries and waits given environment
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// the tests are being run under.
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func TestMultiplier() int64 {
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if IsTravis() {
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return 3
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}
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return 1
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}
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func IsTravis() bool {
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_, ok := os.LookupEnv(TravisRunEnv)
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return ok
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}
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type rpcFn func(string, interface{}, interface{}) error
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func WaitForLeader(t testing.TB, rpc rpcFn) {
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WaitForResult(func() (bool, error) {
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args := &structs.GenericRequest{}
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var leader string
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err := rpc("Status.Leader", args, &leader)
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return leader != "", err
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}, func(err error) {
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t.Fatalf("failed to find leader: %v", err)
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})
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}
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