flamenco/internal/manager/task_logs/log_rotation_test.go
Sybren A. Stüvel 3f4a9025fe Manager tests: replace assert.NoError() with require.NoError()
Back in the days when I wrote the code, I didn't know about the
`require` package yet. Using `require.NoError()` makes the test code
more straight-forward.

No functional changes, except that when tests fail, they now fail
without panicking.
2024-03-16 11:09:18 +01:00

128 lines
3.6 KiB
Go

package task_logs
// SPDX-License-Identifier: GPL-3.0-or-later
import (
"errors"
"io/fs"
"io/ioutil"
"os"
"path/filepath"
"testing"
"github.com/rs/zerolog"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func setUpTest(t *testing.T) string {
temppath, err := ioutil.TempDir("", "testlogs")
require.NoError(t, err)
return temppath
}
func tearDownTest(temppath string) {
os.RemoveAll(temppath)
}
func TestCreateNumberedPath(t *testing.T) {
temppath := setUpTest(t)
defer tearDownTest(temppath)
numtest := func(path string, number int, basepath string) {
result := createNumberedPath(path)
assert.Equal(t, numberedPath{path, number, basepath}, result)
}
numtest("", -1, "")
numtest(" ", -1, " ")
numtest("jemoeder.1", 1, "jemoeder")
numtest("jemoeder.", -1, "jemoeder.")
numtest("jemoeder", -1, "jemoeder")
numtest("jemoeder.abc", -1, "jemoeder.abc")
numtest("jemoeder.-4", -4, "jemoeder")
numtest("jemoeder.1.2.3", 3, "jemoeder.1.2")
numtest("jemoeder.001", 1, "jemoeder")
numtest("jemoeder.01", 1, "jemoeder")
numtest("jemoeder.010", 10, "jemoeder")
numtest("jemoeder 47 42.327", 327, "jemoeder 47 42")
numtest("/path/üničøde.327/.47", 47, "/path/üničøde.327/")
numtest("üničøde.327.what?", -1, "üničøde.327.what?")
}
func TestNoFiles(t *testing.T) {
temppath := setUpTest(t)
defer tearDownTest(temppath)
filepath := filepath.Join(temppath, "nonexisting.txt")
err := rotateLogFile(zerolog.Nop(), filepath)
require.NoError(t, err)
assert.False(t, fileExists(filepath))
}
func TestOneFile(t *testing.T) {
temppath := setUpTest(t)
defer tearDownTest(temppath)
filepath := filepath.Join(temppath, "existing.txt")
fileTouch(filepath)
err := rotateLogFile(zerolog.Nop(), filepath)
require.NoError(t, err)
assert.False(t, fileExists(filepath))
assert.True(t, fileExists(filepath+".1"))
}
func TestMultipleFilesWithHoles(t *testing.T) {
temppath := setUpTest(t)
defer tearDownTest(temppath)
filepath := filepath.Join(temppath, "existing.txt")
require.NoError(t, ioutil.WriteFile(filepath, []byte("thefile"), 0666))
require.NoError(t, ioutil.WriteFile(filepath+".1", []byte("file .1"), 0666))
require.NoError(t, ioutil.WriteFile(filepath+".2", []byte("file .2"), 0666))
require.NoError(t, ioutil.WriteFile(filepath+".3", []byte("file .3"), 0666))
require.NoError(t, ioutil.WriteFile(filepath+".5", []byte("file .5"), 0666))
require.NoError(t, ioutil.WriteFile(filepath+".7", []byte("file .7"), 0666))
err := rotateLogFile(zerolog.Nop(), filepath)
require.NoError(t, err)
assert.False(t, fileExists(filepath))
assert.True(t, fileExists(filepath+".1"))
assert.True(t, fileExists(filepath+".2"))
assert.True(t, fileExists(filepath+".3"))
assert.True(t, fileExists(filepath+".4"))
assert.False(t, fileExists(filepath+".5"))
assert.True(t, fileExists(filepath+".6"))
assert.False(t, fileExists(filepath+".7"))
assert.True(t, fileExists(filepath+".8"))
assert.False(t, fileExists(filepath+".9"))
read := func(filename string) string {
content, err := ioutil.ReadFile(filename)
require.NoError(t, err)
return string(content)
}
assert.Equal(t, "thefile", read(filepath+".1"))
assert.Equal(t, "file .1", read(filepath+".2"))
assert.Equal(t, "file .2", read(filepath+".3"))
assert.Equal(t, "file .3", read(filepath+".4"))
assert.Equal(t, "file .5", read(filepath+".6"))
assert.Equal(t, "file .7", read(filepath+".8"))
}
func fileExists(filename string) bool {
_, err := os.Stat(filename)
return !errors.Is(err, fs.ErrNotExist)
}
func fileTouch(filename string) {
file, err := os.OpenFile(filename, os.O_CREATE|os.O_APPEND|os.O_RDONLY, 0666)
if err != nil {
panic(err.Error())
}
file.Close()
}