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cmd_run_test.go
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package tests
import (
"bytes"
"encoding/json"
"fmt"
"io"
"net/http"
"net/http/httptest"
"os"
"path/filepath"
"regexp"
"runtime"
"strings"
"sync"
"testing"
"time"
"github.com/sirupsen/logrus"
"github.com/spf13/afero"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/tidwall/gjson"
"go.k6.io/k6/cloudapi"
"go.k6.io/k6/cmd"
"go.k6.io/k6/errext/exitcodes"
"go.k6.io/k6/lib/consts"
"go.k6.io/k6/lib/testutils"
"go.k6.io/k6/lib/testutils/httpmultibin"
)
func TestVersion(t *testing.T) {
t.Parallel()
ts := NewGlobalTestState(t)
ts.CmdArgs = []string{"k6", "version"}
cmd.ExecuteWithGlobalState(ts.GlobalState)
stdout := ts.Stdout.String()
assert.Contains(t, stdout, "k6 v"+consts.Version)
assert.Contains(t, stdout, runtime.Version())
assert.Contains(t, stdout, runtime.GOOS)
assert.Contains(t, stdout, runtime.GOARCH)
assert.NotContains(t, stdout[:len(stdout)-1], "\n")
assert.Empty(t, ts.Stderr.Bytes())
assert.Empty(t, ts.LoggerHook.Drain())
}
func TestSimpleTestStdin(t *testing.T) {
t.Parallel()
ts := NewGlobalTestState(t)
ts.CmdArgs = []string{"k6", "run", "-"}
ts.Stdin = bytes.NewBufferString(`export default function() {};`)
cmd.ExecuteWithGlobalState(ts.GlobalState)
stdout := ts.Stdout.String()
assert.Contains(t, stdout, "default: 1 iterations for each of 1 VUs")
assert.Contains(t, stdout, "1 complete and 0 interrupted iterations")
assert.Empty(t, ts.Stderr.Bytes())
assert.Empty(t, ts.LoggerHook.Drain())
}
// TODO: Remove this? It doesn't test anything AFAICT...
func TestStdoutAndStderrAreEmptyWithQuietAndHandleSummary(t *testing.T) {
t.Parallel()
ts := NewGlobalTestState(t)
ts.CmdArgs = []string{"k6", "--quiet", "run", "-"}
ts.Stdin = bytes.NewBufferString(`
export default function() {};
export function handleSummary(data) {
return {}; // silence the end of test summary
};
`)
cmd.ExecuteWithGlobalState(ts.GlobalState)
assert.Empty(t, ts.Stderr.Bytes())
assert.Empty(t, ts.Stdout.Bytes())
assert.Empty(t, ts.LoggerHook.Drain())
}
func TestStdoutAndStderrAreEmptyWithQuietAndLogsForwarded(t *testing.T) {
t.Parallel()
ts := NewGlobalTestState(t)
// TODO: add a test with relative path
logFilePath := filepath.Join(ts.Cwd, "test.log")
ts.CmdArgs = []string{
"k6", "--quiet", "--log-output", "file=" + logFilePath,
"--log-format", "raw", "run", "--no-summary", "-",
}
ts.Stdin = bytes.NewBufferString(`
console.log('init');
export default function() { console.log('foo'); };
`)
cmd.ExecuteWithGlobalState(ts.GlobalState)
// The test state hook still catches this message
assert.True(t, testutils.LogContains(ts.LoggerHook.Drain(), logrus.InfoLevel, `foo`))
// But it's not shown on stderr or stdout
assert.Empty(t, ts.Stderr.Bytes())
assert.Empty(t, ts.Stdout.Bytes())
// Instead it should be in the log file
logContents, err := afero.ReadFile(ts.FS, logFilePath)
require.NoError(t, err)
assert.Equal(t, "init\ninit\nfoo\n", string(logContents)) //nolint:dupword
}
func TestRelativeLogPathWithSetupAndTeardown(t *testing.T) {
t.Parallel()
ts := NewGlobalTestState(t)
ts.CmdArgs = []string{"k6", "--log-output", "file=test.log", "--log-format", "raw", "run", "-i", "2", "-"}
ts.Stdin = bytes.NewBufferString(`
console.log('init');
export default function() { console.log('foo'); };
export function setup() { console.log('bar'); };
export function teardown() { console.log('baz'); };
`)
cmd.ExecuteWithGlobalState(ts.GlobalState)
// The test state hook still catches these messages
logEntries := ts.LoggerHook.Drain()
assert.True(t, testutils.LogContains(logEntries, logrus.InfoLevel, `foo`))
assert.True(t, testutils.LogContains(logEntries, logrus.InfoLevel, `bar`))
assert.True(t, testutils.LogContains(logEntries, logrus.InfoLevel, `baz`))
// And check that the log file also contains everything
logContents, err := afero.ReadFile(ts.FS, filepath.Join(ts.Cwd, "test.log"))
require.NoError(t, err)
assert.Equal(t, "init\ninit\ninit\nbar\nfoo\nfoo\ninit\nbaz\ninit\n", string(logContents)) //nolint:dupword
}
func TestWrongCliFlagIterations(t *testing.T) {
t.Parallel()
ts := NewGlobalTestState(t)
ts.CmdArgs = []string{"k6", "run", "--iterations", "foo", "-"}
ts.Stdin = bytes.NewBufferString(`export default function() {};`)
// TODO: check for exitcodes.InvalidConfig after https://github.com/loadimpact/k6/issues/883 is done...
ts.ExpectedExitCode = -1
cmd.ExecuteWithGlobalState(ts.GlobalState)
assert.True(t, testutils.LogContains(ts.LoggerHook.Drain(), logrus.ErrorLevel, `invalid argument "foo"`))
}
func TestWrongEnvVarIterations(t *testing.T) {
t.Parallel()
ts := NewGlobalTestState(t)
ts.CmdArgs = []string{"k6", "run", "--vus", "2", "-"}
ts.Env["K6_ITERATIONS"] = "4"
ts.Stdin = bytes.NewBufferString(`export default function() {};`)
cmd.ExecuteWithGlobalState(ts.GlobalState)
stdout := ts.Stdout.String()
t.Log(stdout)
assert.Contains(t, stdout, "4 iterations shared among 2 VUs")
assert.Contains(t, stdout, "4 complete and 0 interrupted iterations")
assert.Empty(t, ts.Stderr.Bytes())
assert.Empty(t, ts.LoggerHook.Drain())
}
func getSingleFileTestState(tb testing.TB, script string, cliFlags []string, expExitCode exitcodes.ExitCode) *GlobalTestState {
if cliFlags == nil {
cliFlags = []string{"-v", "--log-output=stdout"}
}
ts := NewGlobalTestState(tb)
require.NoError(tb, afero.WriteFile(ts.FS, filepath.Join(ts.Cwd, "test.js"), []byte(script), 0o644))
ts.CmdArgs = append(append([]string{"k6", "run"}, cliFlags...), "test.js")
ts.ExpectedExitCode = int(expExitCode)
return ts
}
func TestMetricsAndThresholds(t *testing.T) {
t.Parallel()
script := `
import { Counter } from 'k6/metrics';
var setupCounter = new Counter('setup_counter');
var teardownCounter = new Counter('teardown_counter');
var defaultCounter = new Counter('default_counter');
let unusedCounter = new Counter('unused_counter');
export const options = {
scenarios: {
sc1: {
executor: 'per-vu-iterations',
vus: 1,
iterations: 1,
},
sc2: {
executor: 'shared-iterations',
vus: 1,
iterations: 1,
},
},
thresholds: {
'setup_counter': ['count == 1'],
'teardown_counter': ['count == 1'],
'default_counter': ['count == 2'],
'default_counter{scenario:sc1}': ['count == 1'],
'default_counter{scenario:sc2}': ['count == 1'],
'iterations': ['count == 2'],
'iterations{scenario:sc1}': ['count == 1'],
'iterations{scenario:sc2}': ['count == 1'],
'default_counter{nonexistent:tag}': ['count == 0'],
'unused_counter': ['count == 0'],
'http_req_duration{status:200}': [' max == 0'], // no HTTP requests
},
};
export function setup() {
console.log('setup() start');
setupCounter.add(1);
console.log('setup() end');
return { foo: 'bar' }
}
export default function (data) {
console.log('default(' + JSON.stringify(data) + ')');
defaultCounter.add(1);
}
export function teardown(data) {
console.log('teardown(' + JSON.stringify(data) + ')');
teardownCounter.add(1);
}
export function handleSummary(data) {
console.log('handleSummary()');
return { stdout: JSON.stringify(data, null, 4) }
}
`
ts := getSingleFileTestState(t, script, []string{"--quiet", "--log-format=raw"}, 0)
cmd.ExecuteWithGlobalState(ts.GlobalState)
expLogLines := []string{
`setup() start`, `setup() end`, `default({"foo":"bar"})`,
`default({"foo":"bar"})`, `teardown({"foo":"bar"})`, `handleSummary()`,
}
logHookEntries := ts.LoggerHook.Drain()
require.Len(t, logHookEntries, len(expLogLines))
for i, expLogLine := range expLogLines {
assert.Equal(t, expLogLine, logHookEntries[i].Message)
}
assert.Equal(t, strings.Join(expLogLines, "\n")+"\n", ts.Stderr.String())
var summary map[string]interface{}
require.NoError(t, json.Unmarshal(ts.Stdout.Bytes(), &summary))
metrics, ok := summary["metrics"].(map[string]interface{})
require.True(t, ok)
teardownCounter, ok := metrics["teardown_counter"].(map[string]interface{})
require.True(t, ok)
teardownThresholds, ok := teardownCounter["thresholds"].(map[string]interface{})
require.True(t, ok)
expected := map[string]interface{}{"count == 1": map[string]interface{}{"ok": true}}
require.Equal(t, expected, teardownThresholds)
}
func TestSSLKEYLOGFILEAbsolute(t *testing.T) {
t.Parallel()
ts := NewGlobalTestState(t)
testSSLKEYLOGFILE(t, ts, filepath.Join(ts.Cwd, "ssl.log"))
}
func TestSSLKEYLOGFILEARelative(t *testing.T) {
t.Parallel()
ts := NewGlobalTestState(t)
testSSLKEYLOGFILE(t, ts, "./ssl.log")
}
func testSSLKEYLOGFILE(t *testing.T, ts *GlobalTestState, filePath string) {
t.Helper()
// TODO don't use insecureSkipTLSVerify when/if tlsConfig is given to the runner from outside
tb := httpmultibin.NewHTTPMultiBin(t)
ts.CmdArgs = []string{"k6", "run", "-"}
ts.Env["SSLKEYLOGFILE"] = filePath
ts.Stdin = bytes.NewReader([]byte(tb.Replacer.Replace(`
import http from "k6/http"
export const options = {
hosts: {
"HTTPSBIN_DOMAIN": "HTTPSBIN_IP",
},
insecureSkipTLSVerify: true,
}
export default () => {
http.get("HTTPSBIN_URL/get");
}
`)))
cmd.ExecuteWithGlobalState(ts.GlobalState)
assert.True(t,
testutils.LogContains(ts.LoggerHook.Drain(), logrus.WarnLevel, "SSLKEYLOGFILE was specified"))
sslloglines, err := afero.ReadFile(ts.FS, filepath.Join(ts.Cwd, "ssl.log"))
require.NoError(t, err)
// TODO maybe have multiple depending on the ciphers used as that seems to change it
assert.Regexp(t, "^CLIENT_[A-Z_]+ [0-9a-f]+ [0-9a-f]+\n", string(sslloglines))
}
func TestThresholdDeprecationWarnings(t *testing.T) {
t.Parallel()
ts := NewGlobalTestState(t)
ts.CmdArgs = []string{"k6", "run", "--system-tags", "url,error,vu,iter,scenario", "-"}
ts.Stdin = bytes.NewReader([]byte(`
export const options = {
thresholds: {
'http_req_duration{url:https://test.k6.io}': ['p(95)<500', 'p(99)<1000'],
'http_req_duration{error:foo}': ['p(99)<1000'],
'iterations{scenario:default}': ['count == 1'],
'iterations{vu:1,iter:0}': ['count == 0'], // iter and vu are now unindexable
},
};
export default function () { }`,
))
cmd.ExecuteWithGlobalState(ts.GlobalState)
logs := ts.LoggerHook.Drain()
// We no longer warn about this
assert.False(t, testutils.LogContains(logs, logrus.WarnLevel, "http_req_duration{url:https://test.k6.io}"))
assert.False(t, testutils.LogContains(logs, logrus.WarnLevel, "http_req_duration{error:foo}"))
assert.True(t, testutils.LogContains(logs, logrus.WarnLevel,
"The high-cardinality 'vu' metric tag was made non-indexable in k6 v0.41.0, so thresholds like 'iterations{vu:1,iter:0}'",
))
assert.True(t, testutils.LogContains(logs, logrus.WarnLevel,
"The high-cardinality 'iter' metric tag was made non-indexable in k6 v0.41.0, so thresholds like 'iterations{vu:1,iter:0}'",
))
}
// TODO: add a hell of a lot more integration tests, including some that spin up
// a test HTTP server and actually check if k6 hits it
// TODO: also add a test that starts multiple k6 "instances", for example:
// - one with `k6 run --paused` and another with `k6 resume`
// - one with `k6 run` and another with `k6 stats` or `k6 status`
func TestExecutionTestOptionsDefaultValues(t *testing.T) {
t.Parallel()
script := `
import exec from 'k6/execution';
export default function () {
console.log(exec.test.options)
}
`
ts := getSingleFileTestState(t, script, []string{"--iterations", "1"}, 0)
cmd.ExecuteWithGlobalState(ts.GlobalState)
loglines := ts.LoggerHook.Drain()
require.Len(t, loglines, 1)
expected := `{"paused":null,"executionSegment":null,"executionSegmentSequence":null,"noSetup":null,"setupTimeout":null,"noTeardown":null,"teardownTimeout":null,"rps":null,"dns":{"ttl":null,"select":null,"policy":null},"maxRedirects":null,"userAgent":null,"batch":null,"batchPerHost":null,"httpDebug":null,"insecureSkipTLSVerify":null,"tlsCipherSuites":null,"tlsVersion":null,"tlsAuth":null,"throw":null,"thresholds":null,"blacklistIPs":null,"blockHostnames":null,"hosts":null,"noConnectionReuse":null,"noVUConnectionReuse":null,"minIterationDuration":null,"ext":null,"summaryTrendStats":["avg", "min", "med", "max", "p(90)", "p(95)"],"summaryTimeUnit":null,"systemTags":["check","error","error_code","expected_response","group","method","name","proto","scenario","service","status","subproto","tls_version","url"],"tags":null,"metricSamplesBufferSize":null,"noCookiesReset":null,"discardResponseBodies":null,"consoleOutput":null,"scenarios":{"default":{"vus":null,"iterations":1,"executor":"shared-iterations","maxDuration":null,"startTime":null,"env":null,"tags":null,"gracefulStop":null,"exec":null}},"localIPs":null}`
assert.JSONEq(t, expected, loglines[0].Message)
}
func TestSubMetricThresholdNoData(t *testing.T) {
t.Parallel()
script := `
import { Counter } from 'k6/metrics';
const counter1 = new Counter("one");
const counter2 = new Counter("two");
export const options = {
thresholds: {
'one{tag:xyz}': [],
},
};
export default function () {
counter2.add(42);
}
`
ts := getSingleFileTestState(t, script, []string{"--quiet"}, 0)
cmd.ExecuteWithGlobalState(ts.GlobalState)
assert.Len(t, ts.LoggerHook.Drain(), 0)
assert.Contains(t, ts.Stdout.String(), `
one..................: 0 0/s
{ tag:xyz }........: 0 0/s
two..................: 42`)
}
func getTestServer(tb testing.TB, routes map[string]http.Handler) *httptest.Server {
mux := http.HandlerFunc(func(resp http.ResponseWriter, req *http.Request) {
for methodAndRoute, handler := range routes {
methodRouteTuple := strings.SplitN(methodAndRoute, " ", 2)
regex, err := regexp.Compile(methodRouteTuple[1])
require.NoError(tb, err)
if req.Method == methodRouteTuple[0] && regex.Match([]byte(req.URL.String())) {
handler.ServeHTTP(resp, req)
return
}
}
// By default, respond with 200 OK to all unmatched requests
resp.WriteHeader(http.StatusOK)
})
return httptest.NewServer(mux)
}
func getCloudTestEndChecker(
tb testing.TB, testRunID int,
testStart http.Handler, expRunStatus cloudapi.RunStatus, expResultStatus cloudapi.ResultStatus,
) *httptest.Server {
testFinished := false
if testStart == nil {
testStart = cloudTestStartSimple(tb, testRunID)
}
srv := getTestServer(tb, map[string]http.Handler{
"POST ^/v1/tests$": testStart,
fmt.Sprintf("POST ^/v1/tests/%d$", testRunID): http.HandlerFunc(func(resp http.ResponseWriter, req *http.Request) {
require.NotNil(tb, req.Body)
buf := &bytes.Buffer{}
_, err := io.Copy(buf, req.Body)
require.NoError(tb, err)
require.NoError(tb, req.Body.Close())
body := buf.Bytes()
require.True(tb, gjson.ValidBytes(body))
runStatus := gjson.GetBytes(body, "run_status")
require.True(tb, runStatus.Exists()) // important to check, since run_status can be 0
assert.Equalf(
tb, expRunStatus, cloudapi.RunStatus(runStatus.Int()),
"received wrong run_status value",
)
resultStatus := gjson.GetBytes(body, "result_status")
require.True(tb, resultStatus.Exists())
assert.Equalf(
tb, expResultStatus, cloudapi.ResultStatus(resultStatus.Int()),
"received wrong result_status value",
)
testFinished = true
}),
})
tb.Cleanup(func() {
assert.Truef(tb, testFinished, "expected test to have called the cloud API endpoint to finish the test")
srv.Close()
})
return srv
}
func getSimpleCloudOutputTestState(
tb testing.TB, script string, cliFlags []string,
expRunStatus cloudapi.RunStatus, expResultStatus cloudapi.ResultStatus, expExitCode exitcodes.ExitCode,
) *GlobalTestState {
if cliFlags == nil {
cliFlags = []string{"-v", "--log-output=stdout"}
}
cliFlags = append(cliFlags, "--out", "cloud")
srv := getCloudTestEndChecker(tb, 111, nil, expRunStatus, expResultStatus)
ts := getSingleFileTestState(tb, script, cliFlags, expExitCode)
ts.Env["K6_CLOUD_HOST"] = srv.URL
return ts
}
func TestSetupTeardownThresholds(t *testing.T) {
t.Parallel()
tb := httpmultibin.NewHTTPMultiBin(t)
script := tb.Replacer.Replace(`
import http from "k6/http";
import { check } from "k6";
import { Counter } from "k6/metrics";
let statusCheck = { "status is 200": (r) => r.status === 200 }
let myCounter = new Counter("setup_teardown");
export let options = {
iterations: 5,
thresholds: {
"setup_teardown": ["count == 2"],
"iterations": ["count == 5"],
"http_reqs": ["count == 7"],
},
};
export function setup() {
check(http.get("HTTPBIN_IP_URL"), statusCheck) && myCounter.add(1);
};
export default function () {
check(http.get("HTTPBIN_IP_URL"), statusCheck);
};
export function teardown() {
check(http.get("HTTPBIN_IP_URL"), statusCheck) && myCounter.add(1);
};
`)
ts := getSimpleCloudOutputTestState(t, script, nil, cloudapi.RunStatusFinished, cloudapi.ResultStatusPassed, 0)
cmd.ExecuteWithGlobalState(ts.GlobalState)
stdOut := ts.Stdout.String()
assert.Contains(t, stdOut, `✓ http_reqs......................: 7`)
assert.Contains(t, stdOut, `✓ iterations.....................: 5`)
assert.Contains(t, stdOut, `✓ setup_teardown.................: 2`)
logMsgs := ts.LoggerHook.Drain()
for _, msg := range logMsgs {
if msg.Level != logrus.DebugLevel {
assert.Failf(t, "unexpected log message", "level %s, msg '%s'", msg.Level, msg.Message)
}
}
assert.True(t, testutils.LogContains(logMsgs, logrus.DebugLevel, "Metrics emission of VUs and VUsMax metrics stopped"))
assert.True(t, testutils.LogContains(logMsgs, logrus.DebugLevel, "Metrics processing finished!"))
}
func TestThresholdsFailed(t *testing.T) {
t.Parallel()
script := `
export let options = {
scenarios: {
sc1: {
executor: 'per-vu-iterations',
vus: 1, iterations: 1,
},
sc2: {
executor: 'shared-iterations',
vus: 1, iterations: 2,
},
},
thresholds: {
'iterations': ['count == 3'],
'iterations{scenario:sc1}': ['count == 2'],
'iterations{scenario:sc2}': ['count == 1'],
'iterations{scenario:sc3}': ['count == 0'],
},
};
export default function () {};
`
// Since these thresholds don't have an abortOnFail property, the run_status
// in the cloud will still be Finished, even if the test itself failed.
ts := getSimpleCloudOutputTestState(
t, script, nil, cloudapi.RunStatusFinished, cloudapi.ResultStatusFailed, exitcodes.ThresholdsHaveFailed,
)
cmd.ExecuteWithGlobalState(ts.GlobalState)
assert.True(t, testutils.LogContains(ts.LoggerHook.Drain(), logrus.ErrorLevel, `some thresholds have failed`))
stdout := ts.Stdout.String()
t.Log(stdout)
assert.Contains(t, stdout, ` ✓ iterations...........: 3`)
assert.Contains(t, stdout, ` ✗ { scenario:sc1 }...: 1`)
assert.Contains(t, stdout, ` ✗ { scenario:sc2 }...: 2`)
assert.Contains(t, stdout, ` ✓ { scenario:sc3 }...: 0 0/s`)
}
func TestAbortedByThreshold(t *testing.T) {
t.Parallel()
script := `
export const options = {
scenarios: {
sc1: {
executor: 'constant-arrival-rate',
duration: '30s',
rate: 1,
preAllocatedVUs: 2,
},
},
thresholds: {
'iterations': [{
threshold: 'count == 1',
abortOnFail: true,
}],
},
};
export default function () {};
export function teardown() {
console.log('teardown() called');
}
`
ts := getSimpleCloudOutputTestState(
t, script, nil, cloudapi.RunStatusAbortedThreshold, cloudapi.ResultStatusFailed, exitcodes.ThresholdsHaveFailed,
)
cmd.ExecuteWithGlobalState(ts.GlobalState)
expErr := "thresholds on metrics 'iterations' were breached; at least one has abortOnFail enabled, stopping test prematurely"
assert.True(t, testutils.LogContains(ts.LoggerHook.Drain(), logrus.ErrorLevel, expErr))
stdOut := ts.Stdout.String()
t.Log(stdOut)
assert.Contains(t, stdOut, `✗ iterations`)
assert.Contains(t, stdOut, `teardown() called`)
assert.Contains(t, stdOut, `level=debug msg="Metrics emission of VUs and VUsMax metrics stopped"`)
assert.Contains(t, stdOut, `level=debug msg="Metrics processing finished!"`)
assert.Contains(t, stdOut, `level=debug msg="Sending test finished" output=cloud ref=111 run_status=8 tainted=true`)
}
func TestAbortedByUserWithGoodThresholds(t *testing.T) {
t.Parallel()
script := `
import { Counter } from 'k6/metrics';
import exec from 'k6/execution';
export const options = {
scenarios: {
sc1: {
executor: 'constant-arrival-rate',
duration: '30s',
rate: 1,
preAllocatedVUs: 2,
},
},
thresholds: {
'iterations': ['count >= 1'],
'tc': ['count == 1'],
'tc{group:::setup}': ['count == 0'],
'tc{group:::teardown}': ['count == 1'],
},
};
let tc = new Counter('tc');
export function teardown() {
tc.add(1);
}
export default function () {
console.log('simple iter ' + exec.scenario.iterationInTest);
};
`
ts := getSimpleCloudOutputTestState(t, script, nil, cloudapi.RunStatusAbortedUser, cloudapi.ResultStatusPassed, exitcodes.ExternalAbort)
asyncWaitForStdoutAndStopTestWithInterruptSignal(t, ts, 15, time.Second, "simple iter 2")
cmd.ExecuteWithGlobalState(ts.GlobalState)
logs := ts.LoggerHook.Drain()
assert.False(t, testutils.LogContains(logs, logrus.ErrorLevel, `some thresholds have failed`))
assert.True(t, testutils.LogContains(logs, logrus.ErrorLevel, `test run was aborted because k6 received a 'interrupt' signal`))
stdout := ts.Stdout.String()
t.Log(stdout)
assert.Contains(t, stdout, `✓ iterations`)
assert.Contains(t, stdout, `✓ tc`)
assert.Contains(t, stdout, `✓ { group:::teardown }`)
assert.Contains(t, stdout, `Stopping k6 in response to signal`)
assert.Contains(t, stdout, `level=debug msg="Metrics emission of VUs and VUsMax metrics stopped"`)
assert.Contains(t, stdout, `level=debug msg="Metrics processing finished!"`)
assert.Contains(t, stdout, `level=debug msg="Sending test finished" output=cloud ref=111 run_status=5 tainted=false`)
}
func asyncWaitForStdoutAndRun(
t *testing.T, ts *GlobalTestState, attempts int, interval time.Duration, expText string, callback func(),
) {
wg := &sync.WaitGroup{}
wg.Add(1)
go func() {
defer wg.Done()
reachedCondition := false
for i := 0; i < attempts; i++ {
ts.OutMutex.Lock()
stdOut := ts.Stdout.String()
ts.OutMutex.Unlock()
if strings.Contains(stdOut, expText) {
t.Logf("found '%s' in the process stdout on try %d at t=%s", expText, i, time.Now())
reachedCondition = true
break
}
t.Logf("did not find the text '%s' in the process stdout on try %d at t=%s", expText, i, time.Now())
time.Sleep(interval)
}
if reachedCondition {
callback()
return // everything is fine
}
ts.OutMutex.Lock()
stdOut := ts.Stdout.String()
ts.OutMutex.Unlock()
t.Log(stdOut)
require.FailNow(
t, "expected output not found", "did not find the text '%s' in the process stdout after %d attempts (%s)",
expText, attempts, time.Duration(attempts)*interval,
)
}()
t.Cleanup(wg.Wait) // ensure the test waits for the goroutine to finish
}
func asyncWaitForStdoutAndStopTestWithInterruptSignal(
t *testing.T, ts *GlobalTestState, attempts int, interval time.Duration, expText string,
) {
sendSignal := make(chan struct{})
ts.GlobalState.SignalNotify = func(c chan<- os.Signal, signals ...os.Signal) {
isAbortNotify := false
for _, s := range signals {
if s == os.Interrupt {
isAbortNotify = true
break
}
}
if !isAbortNotify {
return
}
go func() {
<-sendSignal
c <- os.Interrupt
close(sendSignal)
}()
}
ts.GlobalState.SignalStop = func(c chan<- os.Signal) { /* noop */ }
asyncWaitForStdoutAndRun(t, ts, attempts, interval, expText, func() {
t.Log("expected stdout text was found, sending interrupt signal...")
sendSignal <- struct{}{}
<-sendSignal
})
}
func asyncWaitForStdoutAndStopTestFromRESTAPI(
t *testing.T, ts *GlobalTestState, attempts int, interval time.Duration, expText string,
) {
asyncWaitForStdoutAndRun(t, ts, attempts, interval, expText, func() {
req, err := http.NewRequestWithContext(
ts.Ctx, http.MethodPatch, fmt.Sprintf("http://%s/v1/status", ts.Flags.Address),
bytes.NewBufferString(`{"data":{"type":"status","id":"default","attributes":{"stopped":true}}}`),
)
require.NoError(t, err)
resp, err := http.DefaultClient.Do(req)
require.NoError(t, err)
body, err := io.ReadAll(resp.Body)
assert.NoError(t, err)
t.Logf("Response body: %s", body)
assert.NoError(t, resp.Body.Close())
assert.Equal(t, http.StatusOK, resp.StatusCode)
})
}
// TODO: add more abort scenario tests, see
// https://github.com/grafana/k6/issues/2804
func TestAbortedByUserWithRestAPI(t *testing.T) {
t.Parallel()
script := `
import { sleep } from 'k6';
export default function () {
console.log('a simple iteration')
sleep(1);
};
export function teardown() {
console.log('teardown() called');
}
`
ts := getSimpleCloudOutputTestState(
t, script, []string{"-v", "--log-output=stdout", "--iterations", "20"},
cloudapi.RunStatusAbortedUser, cloudapi.ResultStatusPassed, exitcodes.ScriptStoppedFromRESTAPI,
)
asyncWaitForStdoutAndStopTestFromRESTAPI(t, ts, 15, time.Second, "a simple iteration")
cmd.ExecuteWithGlobalState(ts.GlobalState)
stdout := ts.Stdout.String()
t.Log(stdout)
assert.Contains(t, stdout, `a simple iteration`)
assert.Contains(t, stdout, `teardown() called`)
assert.Contains(t, stdout, `PATCH /v1/status`)
assert.Contains(t, stdout, `level=error msg="test run stopped from REST API`)
assert.Contains(t, stdout, `level=debug msg="Metrics emission of VUs and VUsMax metrics stopped"`)
assert.Contains(t, stdout, `level=debug msg="Metrics processing finished!"`)
assert.Contains(t, stdout, `level=debug msg="Sending test finished" output=cloud ref=111 run_status=5 tainted=false`)
}
func TestAbortedByScriptSetupErrorWithDependency(t *testing.T) {
t.Parallel()
depScript := `
export default function () {
baz();
}
function baz() {
throw new Error("baz");
}
export function handleSummary() { return {stdout: '\n\n\nbogus summary\n\n\n'};}
`
mainScript := `
import bar from "./bar.js";
export function setup() {
console.log('wonky setup');
bar();
};
export default function() {};
export { handleSummary } from "./bar.js";
`
srv := getCloudTestEndChecker(t, 123, nil, cloudapi.RunStatusAbortedScriptError, cloudapi.ResultStatusPassed)
ts := NewGlobalTestState(t)
require.NoError(t, afero.WriteFile(ts.FS, filepath.Join(ts.Cwd, "test.js"), []byte(mainScript), 0o644))
require.NoError(t, afero.WriteFile(ts.FS, filepath.Join(ts.Cwd, "bar.js"), []byte(depScript), 0o644))
ts.Env["K6_CLOUD_HOST"] = srv.URL
ts.CmdArgs = []string{"k6", "run", "-v", "--out", "cloud", "--log-output=stdout", "test.js"}
ts.ExpectedExitCode = int(exitcodes.ScriptException)
cmd.ExecuteWithGlobalState(ts.GlobalState)
stdout := ts.Stdout.String()
t.Log(stdout)
assert.Contains(t, stdout, `wonky setup`)
rootPath := "file:///"
if runtime.GOOS == "windows" {
rootPath += "c:/"
}
assert.Contains(t, stdout, `level=error msg="Error: baz\n\tat baz (`+rootPath+`test/bar.js:6:9(3))\n\tat `+
rootPath+`test/bar.js:3:3(3)\n\tat setup (`+rootPath+`test/test.js:5:3(9))\n" hint="script exception"`)
assert.Contains(t, stdout, `level=debug msg="Sending test finished" output=cloud ref=123 run_status=7 tainted=false`)
assert.Contains(t, stdout, "bogus summary")
}
func runTestWithNoLinger(t *testing.T, ts *GlobalTestState) {
cmd.ExecuteWithGlobalState(ts.GlobalState)
}
func runTestWithLinger(t *testing.T, ts *GlobalTestState) {
ts.CmdArgs = append(ts.CmdArgs, "--linger")
asyncWaitForStdoutAndStopTestWithInterruptSignal(t, ts, 15, time.Second, "Linger set; waiting for Ctrl+C")
cmd.ExecuteWithGlobalState(ts.GlobalState)
}
func TestAbortedByScriptSetupError(t *testing.T) {
t.Parallel()
script := `
export function setup() {
console.log('wonky setup');
throw new Error('foo');
}
export function teardown() {
console.log('nice teardown');
}
export default function () {};
export function handleSummary() { return {stdout: '\n\n\nbogus summary\n\n\n'};}
`
doChecks := func(t *testing.T, ts *GlobalTestState) {
stdout := ts.Stdout.String()
assert.Contains(t, stdout, "Error: foo")
assert.Contains(t, stdout, "wonky setup")
assert.NotContains(t, stdout, "nice teardown") // do not execute teardown if setup failed
assert.Contains(t, stdout, "bogus summary")
}
t.Run("noLinger", func(t *testing.T) {
t.Parallel()
ts := testAbortedByScriptError(t, script, runTestWithNoLinger)
doChecks(t, ts)
})
t.Run("withLinger", func(t *testing.T) {
t.Parallel()
ts := testAbortedByScriptError(t, script, runTestWithLinger)
doChecks(t, ts)
})
}
func TestAbortedByScriptTeardownError(t *testing.T) {
t.Parallel()
script := `
export function setup() {
console.log('nice setup');
}
export function teardown() {
console.log('wonky teardown');
throw new Error('foo');
}
export default function () {};
export function handleSummary() { return {stdout: '\n\n\nbogus summary\n\n\n'};}
`
doChecks := func(t *testing.T, ts *GlobalTestState) {
stdout := ts.Stdout.String()
assert.Contains(t, stdout, "Error: foo")
assert.Contains(t, stdout, "nice setup")
assert.Contains(t, stdout, "wonky teardown")
assert.Contains(t, stdout, "bogus summary")
}
t.Run("noLinger", func(t *testing.T) {
t.Parallel()
ts := testAbortedByScriptError(t, script, runTestWithNoLinger)
doChecks(t, ts)
})
t.Run("withLinger", func(t *testing.T) {
t.Parallel()
ts := testAbortedByScriptError(t, script, runTestWithLinger)
doChecks(t, ts)
})
}
func testAbortedByScriptError(t *testing.T, script string, runTest func(*testing.T, *GlobalTestState)) *GlobalTestState {
ts := getSimpleCloudOutputTestState(
t, script, nil, cloudapi.RunStatusAbortedScriptError, cloudapi.ResultStatusPassed, exitcodes.ScriptException,
)
runTest(t, ts)
stdout := ts.Stdout.String()
t.Log(stdout)
assert.Contains(t, stdout, `level=debug msg="Metrics emission of VUs and VUsMax metrics stopped"`)
assert.Contains(t, stdout, `level=debug msg="Metrics processing finished!"`)
assert.Contains(t, stdout, `level=debug msg="Everything has finished, exiting k6!"`)
assert.Contains(t, stdout, `level=debug msg="Sending test finished" output=cloud ref=111 run_status=7 tainted=false`)
return ts
}
func TestAbortedByTestAbortFirstInitCode(t *testing.T) {
t.Parallel()
script := `
import exec from 'k6/execution';
exec.test.abort('foo');
export default function () {};
// Should not be called, since error is in the init context
export function handleSummary() { return {stdout: '\n\n\nbogus summary\n\n\n'};}
`
ts := getSingleFileTestState(t, script, nil, exitcodes.ScriptAborted)
cmd.ExecuteWithGlobalState(ts.GlobalState)
stdout := ts.Stdout.String()
t.Log(stdout)
assert.Contains(t, stdout, "test aborted: foo")
assert.NotContains(t, stdout, "bogus summary")
}
func TestAbortedByTestAbortInNonFirstInitCode(t *testing.T) {
t.Parallel()
script := `
import exec from 'k6/execution';
export const options = {vus: 3, duration: '5s'};
if (__VU > 1) {
exec.test.abort('foo');
}
export default function () {};
export function handleSummary() { return {stdout: '\n\n\nbogus summary\n\n\n'};}
`
t.Run("noLinger", func(t *testing.T) {
t.Parallel()
testAbortedByScriptTestAbort(t, script, runTestWithNoLinger)
})
t.Run("withLinger", func(t *testing.T) {
t.Parallel()
testAbortedByScriptTestAbort(t, script, runTestWithLinger)
})
}
func TestAbortedByScriptAbortInVUCode(t *testing.T) {
t.Parallel()