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Diffstat (limited to 'pkg/sentry/fsimpl/cgroupfs/bitmap_test.go')
-rw-r--r--pkg/sentry/fsimpl/cgroupfs/bitmap_test.go99
1 files changed, 0 insertions, 99 deletions
diff --git a/pkg/sentry/fsimpl/cgroupfs/bitmap_test.go b/pkg/sentry/fsimpl/cgroupfs/bitmap_test.go
deleted file mode 100644
index 5cc56de3b..000000000
--- a/pkg/sentry/fsimpl/cgroupfs/bitmap_test.go
+++ /dev/null
@@ -1,99 +0,0 @@
-// Copyright 2021 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 cgroupfs
-
-import (
- "fmt"
- "reflect"
- "testing"
-
- "gvisor.dev/gvisor/pkg/bitmap"
-)
-
-func TestFormat(t *testing.T) {
- tests := []struct {
- input []uint32
- output string
- }{
- {[]uint32{1, 2, 3, 4, 7}, "1-4,7"},
- {[]uint32{2}, "2"},
- {[]uint32{0, 1, 2}, "0-2"},
- {[]uint32{}, ""},
- {[]uint32{1, 3, 4, 5, 6, 9, 11, 13, 14, 15, 16, 17}, "1,3-6,9,11,13-17"},
- {[]uint32{2, 3, 10, 12, 13, 14, 15, 16, 20, 21, 33, 34, 47}, "2-3,10,12-16,20-21,33-34,47"},
- }
- for i, tt := range tests {
- t.Run(fmt.Sprintf("case-%d", i), func(t *testing.T) {
- b := bitmap.New(64)
- for _, v := range tt.input {
- b.Add(v)
- }
- s := formatBitmap(&b)
- if s != tt.output {
- t.Errorf("Expected %q, got %q", tt.output, s)
- }
- b1, err := parseBitmap(s, 64)
- if err != nil {
- t.Fatalf("Failed to parse formatted bitmap: %v", err)
- }
- if got, want := b1.ToSlice(), b.ToSlice(); !reflect.DeepEqual(got, want) {
- t.Errorf("Parsing formatted output doesn't result in the original bitmap. Got %v, want %v", got, want)
- }
- })
- }
-}
-
-func TestParse(t *testing.T) {
- tests := []struct {
- input string
- output []uint32
- shouldFail bool
- }{
- {"1", []uint32{1}, false},
- {"", []uint32{}, false},
- {"1,2,3,4", []uint32{1, 2, 3, 4}, false},
- {"1-4", []uint32{1, 2, 3, 4}, false},
- {"1,2-4", []uint32{1, 2, 3, 4}, false},
- {"1,2-3,4", []uint32{1, 2, 3, 4}, false},
- {"1-2,3,4,10,11", []uint32{1, 2, 3, 4, 10, 11}, false},
- {"1,2-4,5,16", []uint32{1, 2, 3, 4, 5, 16}, false},
- {"abc", []uint32{}, true},
- {"1,3-2,4", []uint32{}, true},
- {"1,3-3,4", []uint32{}, true},
- {"1,2,3\000,4", []uint32{1, 2, 3}, false},
- {"1,2,3\n,4", []uint32{1, 2, 3}, false},
- }
- for i, tt := range tests {
- t.Run(fmt.Sprintf("case-%d", i), func(t *testing.T) {
- b, err := parseBitmap(tt.input, 64)
- if tt.shouldFail {
- if err == nil {
- t.Fatalf("Expected parsing of %q to fail, but it didn't", tt.input)
- }
- return
- }
- if err != nil {
- t.Fatalf("Failed to parse bitmap: %v", err)
- return
- }
-
- got := b.ToSlice()
- if !reflect.DeepEqual(got, tt.output) {
- t.Errorf("Parsed bitmap doesn't match what we expected. Got %v, want %v", got, tt.output)
- }
-
- })
- }
-}