diff options
Diffstat (limited to 'pkg/sentry/platform/interrupt')
-rw-r--r-- | pkg/sentry/platform/interrupt/BUILD | 19 | ||||
-rw-r--r-- | pkg/sentry/platform/interrupt/interrupt_state_autogen.go | 3 | ||||
-rw-r--r-- | pkg/sentry/platform/interrupt/interrupt_test.go | 99 |
3 files changed, 3 insertions, 118 deletions
diff --git a/pkg/sentry/platform/interrupt/BUILD b/pkg/sentry/platform/interrupt/BUILD deleted file mode 100644 index 83b385f14..000000000 --- a/pkg/sentry/platform/interrupt/BUILD +++ /dev/null @@ -1,19 +0,0 @@ -load("//tools:defs.bzl", "go_library", "go_test") - -package(licenses = ["notice"]) - -go_library( - name = "interrupt", - srcs = [ - "interrupt.go", - ], - visibility = ["//pkg/sentry:internal"], - deps = ["//pkg/sync"], -) - -go_test( - name = "interrupt_test", - size = "small", - srcs = ["interrupt_test.go"], - library = ":interrupt", -) diff --git a/pkg/sentry/platform/interrupt/interrupt_state_autogen.go b/pkg/sentry/platform/interrupt/interrupt_state_autogen.go new file mode 100644 index 000000000..1336e5f01 --- /dev/null +++ b/pkg/sentry/platform/interrupt/interrupt_state_autogen.go @@ -0,0 +1,3 @@ +// automatically generated by stateify. + +package interrupt diff --git a/pkg/sentry/platform/interrupt/interrupt_test.go b/pkg/sentry/platform/interrupt/interrupt_test.go deleted file mode 100644 index 0ecdf6e7a..000000000 --- a/pkg/sentry/platform/interrupt/interrupt_test.go +++ /dev/null @@ -1,99 +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 interrupt - -import ( - "testing" -) - -type countingReceiver struct { - interrupts int -} - -// NotifyInterrupt implements Receiver.NotifyInterrupt. -func (r *countingReceiver) NotifyInterrupt() { - r.interrupts++ -} - -func TestSingleInterruptBeforeEnable(t *testing.T) { - var ( - f Forwarder - r countingReceiver - ) - f.NotifyInterrupt() - // The interrupt should cause the first Enable to fail. - if f.Enable(&r) { - f.Disable() - t.Fatalf("Enable: got true, wanted false") - } - // The failing Enable "acknowledges" the interrupt, allowing future Enables - // to succeed. - if !f.Enable(&r) { - t.Fatalf("Enable: got false, wanted true") - } - f.Disable() -} - -func TestMultipleInterruptsBeforeEnable(t *testing.T) { - var ( - f Forwarder - r countingReceiver - ) - f.NotifyInterrupt() - f.NotifyInterrupt() - // The interrupts should cause the first Enable to fail. - if f.Enable(&r) { - f.Disable() - t.Fatalf("Enable: got true, wanted false") - } - // Interrupts are deduplicated while the Forwarder is disabled, so the - // failing Enable "acknowledges" all interrupts, allowing future Enables to - // succeed. - if !f.Enable(&r) { - t.Fatalf("Enable: got false, wanted true") - } - f.Disable() -} - -func TestSingleInterruptAfterEnable(t *testing.T) { - var ( - f Forwarder - r countingReceiver - ) - if !f.Enable(&r) { - t.Fatalf("Enable: got false, wanted true") - } - defer f.Disable() - f.NotifyInterrupt() - if r.interrupts != 1 { - t.Errorf("interrupts: got %d, wanted 1", r.interrupts) - } -} - -func TestMultipleInterruptsAfterEnable(t *testing.T) { - var ( - f Forwarder - r countingReceiver - ) - if !f.Enable(&r) { - t.Fatalf("Enable: got false, wanted true") - } - defer f.Disable() - f.NotifyInterrupt() - f.NotifyInterrupt() - if r.interrupts != 2 { - t.Errorf("interrupts: got %d, wanted 2", r.interrupts) - } -} |