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failing test for files rotated outside of Include path parameter #148

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37 changes: 37 additions & 0 deletions operator/builtin/input/file/file_test.go
Original file line number Diff line number Diff line change
Expand Up @@ -879,6 +879,43 @@ func TestMoveFile(t *testing.T) {
expectNoMessages(t, logReceived)
}


func TestTrackMovedAwayFiles(t *testing.T) {
if runtime.GOOS == "windows" {
t.Skip("Moving files while open is unsupported on Windows")
}
t.Parallel()
operator, logReceived, tempDir := newTestFileOperator(t, nil, nil)
operator.persister = testutil.NewMockPersister("test")

temp1 := openTemp(t, tempDir)
writeString(t, temp1, "testlog1\n")
temp1.Close()

operator.poll(context.Background())
defer operator.Stop()

waitForMessage(t, logReceived, "testlog1")

// Wait until all goroutines are finished before renaming
operator.wg.Wait()

newDir := fmt.Sprintf("%s%s", tempDir[:len(tempDir)-1], "_new/")
err := os.Mkdir(newDir, 0777)
require.NoError(t, err)
newFileName := fmt.Sprintf("%s%s", newDir, "newfile.log")

err = os.Rename(temp1.Name(), newFileName)
require.NoError(t, err)

movedFile, err := os.OpenFile(newFileName, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
require.NoError(t, err)
writeString(t, movedFile, "testlog2\n")
operator.poll(context.Background())

waitForMessage(t, logReceived, "testlog2")
}

// TruncateThenWrite tests that, after a file has been truncated,
// any new writes are picked up
func TestTruncateThenWrite(t *testing.T) {
Expand Down