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Diffstat (limited to 'pkg/sentry/vfs/eventfd_test.go')
-rw-r--r--pkg/sentry/vfs/eventfd_test.go96
1 files changed, 0 insertions, 96 deletions
diff --git a/pkg/sentry/vfs/eventfd_test.go b/pkg/sentry/vfs/eventfd_test.go
deleted file mode 100644
index 2dff2d10b..000000000
--- a/pkg/sentry/vfs/eventfd_test.go
+++ /dev/null
@@ -1,96 +0,0 @@
-// Copyright 2018 The gVisor Authors.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package vfs
-
-import (
- "testing"
-
- "gvisor.dev/gvisor/pkg/abi/linux"
- "gvisor.dev/gvisor/pkg/sentry/contexttest"
- "gvisor.dev/gvisor/pkg/usermem"
- "gvisor.dev/gvisor/pkg/waiter"
-)
-
-func TestEventFD(t *testing.T) {
- initVals := []uint64{
- 0,
- // Using a non-zero initial value verifies that writing to an
- // eventfd signals when the eventfd's counter was already
- // non-zero.
- 343,
- }
-
- for _, initVal := range initVals {
- ctx := contexttest.Context(t)
- vfsObj := &VirtualFilesystem{}
- if err := vfsObj.Init(); err != nil {
- t.Fatalf("VFS init: %v", err)
- }
-
- // Make a new eventfd that is writable.
- eventfd, err := vfsObj.NewEventFD(initVal, false, linux.O_RDWR)
- if err != nil {
- t.Fatalf("NewEventFD failed: %v", err)
- }
- defer eventfd.DecRef()
-
- // Register a callback for a write event.
- w, ch := waiter.NewChannelEntry(nil)
- eventfd.EventRegister(&w, waiter.EventIn)
- defer eventfd.EventUnregister(&w)
-
- data := []byte("00000124")
- // Create and submit a write request.
- n, err := eventfd.Write(ctx, usermem.BytesIOSequence(data), WriteOptions{})
- if err != nil {
- t.Fatal(err)
- }
- if n != 8 {
- t.Errorf("eventfd.write wrote %d bytes, not full int64", n)
- }
-
- // Check if the callback fired due to the write event.
- select {
- case <-ch:
- default:
- t.Errorf("Didn't get notified of EventIn after write")
- }
- }
-}
-
-func TestEventFDStat(t *testing.T) {
- ctx := contexttest.Context(t)
- vfsObj := &VirtualFilesystem{}
- if err := vfsObj.Init(); err != nil {
- t.Fatalf("VFS init: %v", err)
- }
-
- // Make a new eventfd that is writable.
- eventfd, err := vfsObj.NewEventFD(0, false, linux.O_RDWR)
- if err != nil {
- t.Fatalf("NewEventFD failed: %v", err)
- }
- defer eventfd.DecRef()
-
- statx, err := eventfd.Stat(ctx, StatOptions{
- Mask: linux.STATX_BASIC_STATS,
- })
- if err != nil {
- t.Fatalf("eventfd.Stat failed: %v", err)
- }
- if statx.Size != 0 {
- t.Errorf("eventfd size should be 0")
- }
-}