forgejo/modules/process/manager_stacktraces_test.go
Gusted a2e0dd829c
chore: avoid trying to stream data
`profile.Parse` always call `io.ReadAll` so avoid the trouble and a
goroutine and do it ourselves.

Add some limited testing (testing the parsed stack is volatile and not
really feasible).
2025-01-05 04:07:49 +01:00

93 lines
3.5 KiB
Go

// Copyright 2025 The Forgejo Authors. All rights reserved.
// SPDX-License-Identifier: GPL-3.0-or-later
package process
import (
"context"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestProcessStacktraces(t *testing.T) {
_, _, finish := GetManager().AddContext(context.Background(), "Normal process")
defer finish()
parentCtx, _, finish := GetManager().AddContext(context.Background(), "Children normal process")
defer finish()
_, _, finish = GetManager().AddContext(parentCtx, "Children process")
defer finish()
_, _, finish = GetManager().AddTypedContext(context.Background(), "System process", SystemProcessType, true)
defer finish()
t.Run("No flat with no system process", func(t *testing.T) {
processes, processCount, _, err := GetManager().ProcessStacktraces(false, true)
require.NoError(t, err)
assert.EqualValues(t, 4, processCount)
assert.Len(t, processes, 2)
assert.EqualValues(t, "Children normal process", processes[0].Description)
assert.EqualValues(t, NormalProcessType, processes[0].Type)
assert.Empty(t, processes[0].ParentPID)
assert.Len(t, processes[0].Children, 1)
assert.EqualValues(t, "Children process", processes[0].Children[0].Description)
assert.EqualValues(t, processes[0].PID, processes[0].Children[0].ParentPID)
assert.EqualValues(t, "Normal process", processes[1].Description)
assert.EqualValues(t, NormalProcessType, processes[1].Type)
assert.Empty(t, processes[1].ParentPID)
assert.Empty(t, processes[1].Children)
})
t.Run("Flat with no system process", func(t *testing.T) {
processes, processCount, _, err := GetManager().ProcessStacktraces(true, true)
require.NoError(t, err)
assert.EqualValues(t, 4, processCount)
assert.Len(t, processes, 3)
assert.EqualValues(t, "Children process", processes[0].Description)
assert.EqualValues(t, NormalProcessType, processes[0].Type)
assert.EqualValues(t, processes[1].PID, processes[0].ParentPID)
assert.Empty(t, processes[0].Children)
assert.EqualValues(t, "Children normal process", processes[1].Description)
assert.EqualValues(t, NormalProcessType, processes[1].Type)
assert.Empty(t, processes[1].ParentPID)
assert.Empty(t, processes[1].Children)
assert.EqualValues(t, "Normal process", processes[2].Description)
assert.EqualValues(t, NormalProcessType, processes[2].Type)
assert.Empty(t, processes[2].ParentPID)
assert.Empty(t, processes[2].Children)
})
t.Run("System process", func(t *testing.T) {
processes, processCount, _, err := GetManager().ProcessStacktraces(false, false)
require.NoError(t, err)
assert.EqualValues(t, 4, processCount)
assert.Len(t, processes, 4)
assert.EqualValues(t, "System process", processes[0].Description)
assert.EqualValues(t, SystemProcessType, processes[0].Type)
assert.Empty(t, processes[0].ParentPID)
assert.Empty(t, processes[0].Children)
assert.EqualValues(t, "Children normal process", processes[1].Description)
assert.EqualValues(t, NormalProcessType, processes[1].Type)
assert.Empty(t, processes[1].ParentPID)
assert.Len(t, processes[1].Children, 1)
assert.EqualValues(t, "Normal process", processes[2].Description)
assert.EqualValues(t, NormalProcessType, processes[2].Type)
assert.Empty(t, processes[2].ParentPID)
assert.Empty(t, processes[2].Children)
// This is the "main" pid, testing code always runs in a goroutine.
assert.EqualValues(t, "(unassociated)", processes[3].Description)
assert.EqualValues(t, NoneProcessType, processes[3].Type)
assert.Empty(t, processes[3].ParentPID)
assert.Empty(t, processes[3].Children)
})
}