8c82c19831
Replace IsTravis() references that is intended for more CI environments rather than for Travis environment specifically.
143 lines
3.3 KiB
Go
143 lines
3.3 KiB
Go
package testutil
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import (
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"fmt"
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"os"
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"time"
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"github.com/hashicorp/nomad/nomad/structs"
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testing "github.com/mitchellh/go-testing-interface"
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"github.com/stretchr/testify/require"
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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(500*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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// AssertUntil asserts the test function passes throughout the given duration.
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// Otherwise error is called on failure.
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func AssertUntil(until time.Duration, test testFn, error errorFn) {
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deadline := time.Now().Add(until)
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for time.Now().Before(deadline) {
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success, err := test()
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if !success {
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error(err)
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return
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}
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// Sleep some arbitrary fraction of the deadline
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time.Sleep(until / 30)
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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 IsCI() {
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return 4
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}
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return 1
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}
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// Timeout takes the desired timeout and increases it if running in Travis
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func Timeout(original time.Duration) time.Duration {
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return original * time.Duration(TestMultiplier())
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}
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func IsCI() bool {
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_, ok := os.LookupEnv("CI")
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return ok
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}
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func IsTravis() bool {
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_, ok := os.LookupEnv("TRAVIS")
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return ok
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}
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func IsAppVeyor() bool {
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_, ok := os.LookupEnv("APPVEYOR")
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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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// WaitForLeader blocks until a leader is elected.
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func WaitForLeader(t testing.T, 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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func RegisterJob(t testing.T, rpc rpcFn, job *structs.Job) {
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WaitForResult(func() (bool, error) {
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args := &structs.JobRegisterRequest{}
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args.Job = job
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args.WriteRequest.Region = "global"
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var jobResp structs.JobRegisterResponse
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err := rpc("Job.Register", args, &jobResp)
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return err == nil, fmt.Errorf("Job.Register error: %v", err)
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}, func(err error) {
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t.Fatalf("error registering job: %v", err)
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})
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t.Logf("Job %q registered", job.ID)
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}
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// WaitForRunning runs a job and blocks until all allocs are out of pending.
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func WaitForRunning(t testing.T, rpc rpcFn, job *structs.Job) []*structs.AllocListStub {
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RegisterJob(t, rpc, job)
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var resp structs.JobAllocationsResponse
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WaitForResult(func() (bool, error) {
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args := &structs.JobSpecificRequest{}
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args.JobID = job.ID
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args.QueryOptions.Region = "global"
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err := rpc("Job.Allocations", args, &resp)
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if err != nil {
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return false, fmt.Errorf("Job.Allocations error: %v", err)
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}
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if len(resp.Allocations) == 0 {
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return false, fmt.Errorf("0 allocations")
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}
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for _, alloc := range resp.Allocations {
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if alloc.ClientStatus == structs.AllocClientStatusPending {
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return false, fmt.Errorf("alloc not running: id=%v tg=%v status=%v",
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alloc.ID, alloc.TaskGroup, alloc.ClientStatus)
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}
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}
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return true, nil
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}, func(err error) {
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require.NoError(t, err)
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})
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return resp.Allocations
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}
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