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Diffstat (limited to 'pkg/sentry/kernel/table_test.go')
-rw-r--r--pkg/sentry/kernel/table_test.go110
1 files changed, 0 insertions, 110 deletions
diff --git a/pkg/sentry/kernel/table_test.go b/pkg/sentry/kernel/table_test.go
deleted file mode 100644
index 32cf47e05..000000000
--- a/pkg/sentry/kernel/table_test.go
+++ /dev/null
@@ -1,110 +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 kernel
-
-import (
- "testing"
-
- "gvisor.dev/gvisor/pkg/abi"
- "gvisor.dev/gvisor/pkg/sentry/arch"
-)
-
-const (
- maxTestSyscall = 1000
-)
-
-func createSyscallTable() *SyscallTable {
- m := make(map[uintptr]Syscall)
- for i := uintptr(0); i <= maxTestSyscall; i++ {
- j := i
- m[i] = Syscall{
- Fn: func(*Task, arch.SyscallArguments) (uintptr, *SyscallControl, error) {
- return j, nil, nil
- },
- }
- }
-
- s := &SyscallTable{
- OS: abi.Linux,
- Arch: arch.AMD64,
- Table: m,
- }
-
- RegisterSyscallTable(s)
- return s
-}
-
-func TestTable(t *testing.T) {
- table := createSyscallTable()
- defer func() {
- // Cleanup registered tables to keep tests separate.
- allSyscallTables = []*SyscallTable{}
- }()
-
- // Go through all functions and check that they return the right value.
- for i := uintptr(0); i < maxTestSyscall; i++ {
- fn := table.Lookup(i)
- if fn == nil {
- t.Errorf("Syscall %v is set to nil", i)
- continue
- }
-
- v, _, _ := fn(nil, arch.SyscallArguments{})
- if v != i {
- t.Errorf("Wrong return value for syscall %v: expected %v, got %v", i, i, v)
- }
- }
-
- // Check that values outside the range return nil.
- for i := uintptr(maxTestSyscall + 1); i < maxTestSyscall+100; i++ {
- fn := table.Lookup(i)
- if fn != nil {
- t.Errorf("Syscall %v is not nil: %v", i, fn)
- continue
- }
- }
-}
-
-func BenchmarkTableLookup(b *testing.B) {
- table := createSyscallTable()
-
- b.ResetTimer()
-
- j := uintptr(0)
- for i := 0; i < b.N; i++ {
- table.Lookup(j)
- j = (j + 1) % 310
- }
-
- b.StopTimer()
- // Cleanup registered tables to keep tests separate.
- allSyscallTables = []*SyscallTable{}
-}
-
-func BenchmarkTableMapLookup(b *testing.B) {
- table := createSyscallTable()
-
- b.ResetTimer()
-
- j := uintptr(0)
- for i := 0; i < b.N; i++ {
- table.mapLookup(j)
- j = (j + 1) % 310
- }
-
- b.StopTimer()
- // Cleanup registered tables to keep tests separate.
- allSyscallTables = []*SyscallTable{}
-}