Skip to content

fix(scaletest): output error and trace instead of {} for json output #10075

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 3 commits into from
Oct 5, 2023
Merged

fix(scaletest): output error and trace instead of {} for json output #10075

Show file tree
Hide file tree
Changes from 2 commits
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
6c76732
fix(scaletest): output error and trace instead of {} for json output
mafredri Oct 5, 2023
bc6278c
deterministic output
mafredri Oct 5, 2023
345e25a
hello windows
mafredri Oct 5, 2023
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
20 changes: 19 additions & 1 deletion scaletest/harness/results.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -2,12 +2,15 @@ package harness

import (
"bufio"
"encoding/json"
"fmt"
"io"
"sort"
"strings"
"time"

"github.com/coder/coder/v2/coderd/httpapi"
"golang.org/x/exp/maps"
)

// Results is the full compiled results for a set of test runs.
Expand All @@ -33,6 +36,18 @@ type RunResult struct {
DurationMS int64 `json:"duration_ms"`
}

// MarshalJSON implements json.Marhshaler for RunResult.
func (r RunResult) MarshalJSON() ([]byte, error) {
type alias RunResult
return json.Marshal(&struct {
alias
Error string `json:"error"`
}{
alias: alias(r),
Error: fmt.Sprintf("%+v", r.Error),
})
}

// Results returns the results of the test run. Panics if the test run is not
// done yet.
func (r *TestRun) Result() RunResult {
Expand Down Expand Up @@ -88,7 +103,10 @@ func (h *TestHarness) Results() Results {
// PrintText prints the results as human-readable text to the given writer.
func (r *Results) PrintText(w io.Writer) {
var totalDuration time.Duration
for _, run := range r.Runs {
keys := maps.Keys(r.Runs)
sort.Strings(keys)
for _, key := range keys {
run := r.Runs[key]
totalDuration += time.Duration(run.Duration)
if run.Error == nil {
continue
Expand Down
93 changes: 88 additions & 5 deletions scaletest/harness/results_test.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -2,19 +2,34 @@ package harness_test

import (
"bytes"
"encoding/json"
"os"
"path/filepath"
"strings"
"testing"
"time"

"github.com/google/go-cmp/cmp"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"golang.org/x/xerrors"

"github.com/coder/coder/v2/coderd/httpapi"
"github.com/coder/coder/v2/scaletest/harness"
)

type testError struct {
hidden error
}

func (e testError) Error() string {
return e.hidden.Error()
}

func Test_Results(t *testing.T) {
t.Parallel()

now := time.Date(2023, 10, 5, 12, 3, 56, 395813665, time.UTC)
results := harness.Results{
TotalRuns: 10,
TotalPass: 8,
Expand All @@ -26,7 +41,7 @@ func Test_Results(t *testing.T) {
ID: "0",
Logs: "test-0/0 log line 1\ntest-0/0 log line 2",
Error: xerrors.New("test-0/0 error"),
StartedAt: time.Now(),
StartedAt: now,
Duration: httpapi.Duration(time.Second),
DurationMS: 1000,
},
Expand All @@ -36,7 +51,17 @@ func Test_Results(t *testing.T) {
ID: "1",
Logs: "test-0/1 log line 1\ntest-0/1 log line 2",
Error: nil,
StartedAt: time.Now(),
StartedAt: now.Add(333 * time.Millisecond),
Duration: httpapi.Duration(time.Second),
DurationMS: 1000,
},
"test-0/2": {
FullID: "test-0/2",
TestName: "test-0",
ID: "2",
Logs: "test-0/2 log line 1\ntest-0/2 log line 2",
Error: testError{hidden: xerrors.New("test-0/2 error")},
StartedAt: now.Add(666 * time.Millisecond),
Duration: httpapi.Duration(time.Second),
DurationMS: 1000,
},
Expand All @@ -45,26 +70,84 @@ func Test_Results(t *testing.T) {
ElapsedMS: 1000,
}

expected := `
wantText := `
== FAIL: test-0/0

Error: test-0/0 error

Log:
test-0/0 log line 1

== FAIL: test-0/2

Error: test-0/2 error

Log:
test-0/2 log line 1


Test results:
Pass: 8
Fail: 2
Total: 10

Total duration: 1s
Avg. duration: 200ms
Avg. duration: 300ms
`
wantJSON := `{
"total_runs": 10,
"total_pass": 8,
"total_fail": 2,
"elapsed": "1s",
"elapsed_ms": 1000,
"runs": {
"test-0/0": {
"full_id": "test-0/0",
"test_name": "test-0",
"id": "0",
"logs": "test-0/0 log line 1\ntest-0/0 log line 2",
"started_at": "2023-10-05T12:03:56.395813665Z",
"duration": "1s",
"duration_ms": 1000,
"error": "test-0/0 error:\n github.com/coder/coder/v2/scaletest/harness_test.Test_Results\n [working_directory]results_test.go:43"
},
"test-0/1": {
"full_id": "test-0/1",
"test_name": "test-0",
"id": "1",
"logs": "test-0/1 log line 1\ntest-0/1 log line 2",
"started_at": "2023-10-05T12:03:56.728813665Z",
"duration": "1s",
"duration_ms": 1000,
"error": "\u003cnil\u003e"
},
"test-0/2": {
"full_id": "test-0/2",
"test_name": "test-0",
"id": "2",
"logs": "test-0/2 log line 1\ntest-0/2 log line 2",
"started_at": "2023-10-05T12:03:57.061813665Z",
"duration": "1s",
"duration_ms": 1000,
"error": "test-0/2 error"
Copy link
Member Author

@mafredri mafredri Oct 5, 2023 •
edited
Loading

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

Review: This is a simple error (but not {}) because we don't implement unwrapping on testError (otherwise it'd look like test-0/0).

}
}
}
`
wd, err := os.Getwd()
require.NoError(t, err)
wantJSON = strings.Replace(wantJSON, "[working_directory]", wd+string(filepath.Separator), 1)

out := bytes.NewBuffer(nil)
results.PrintText(out)

require.Equal(t, expected, out.String())
assert.Empty(t, cmp.Diff(wantText, out.String()), "text result does not match (-want +got)")

out.Reset()
enc := json.NewEncoder(out)
enc.SetIndent("", "\t")
err = enc.Encode(results)
require.NoError(t, err)

assert.Empty(t, cmp.Diff(wantJSON, out.String()), "JSON result does not match (-want +got)")
}