1// Copyright 2020 The Prometheus Authors
2// Licensed under the Apache License, Version 2.0 (the "License");
3// you may not use this file except in compliance with the License.
4// You may obtain a copy of the License at
5//
6// http://www.apache.org/licenses/LICENSE-2.0
7//
8// Unless required by applicable law or agreed to in writing, software
9// distributed under the License is distributed on an "AS IS" BASIS,
10// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11// See the License for the specific language governing permissions and
12// limitations under the License.
13
14package procfs
15
16import (
17	"testing"
18)
19
20func TestSlabInfo(t *testing.T) {
21	slabs, err := getProcFixtures(t).SlabInfo()
22	if err != nil {
23		t.Fatal(err)
24	}
25	if numSlabs := len(slabs.Slabs); numSlabs != 300 {
26		t.Errorf("expected 300 slabs, got %v", numSlabs)
27	}
28	if name := slabs.Slabs[0].Name; name != "pid_3" {
29		t.Errorf("Expected slab name to be 'pid_3', got %v", name)
30	}
31	if objActive := slabs.Slabs[0].ObjActive; objActive != 375 {
32		t.Errorf("Expected slab objects active to be 375, got %v", objActive)
33	}
34	if objNum := slabs.Slabs[0].ObjNum; objNum != 532 {
35		t.Errorf("Expected slab objects number to be 532, got %v", objNum)
36	}
37	if objSize := slabs.Slabs[0].ObjSize; objSize != 576 {
38		t.Errorf("Expected slab objects Size to be 576, got %+v", objSize)
39	}
40	if objPerSlab := slabs.Slabs[0].ObjPerSlab; objPerSlab != 28 {
41		t.Errorf("Expected slab objects per slab to be 28, got %v", objPerSlab)
42	}
43	if pagesPerSlab := slabs.Slabs[0].PagesPerSlab; pagesPerSlab != 4 {
44		t.Errorf("Expected pages per slab to be 4, got %v", pagesPerSlab)
45	}
46	if limit := slabs.Slabs[0].Limit; limit != 0 {
47		t.Errorf("Expected limit to be 0, got %v", limit)
48	}
49	if batch := slabs.Slabs[0].Batch; batch != 0 {
50		t.Errorf("Expected batch to be 0, got %v", batch)
51	}
52	if sharedFactor := slabs.Slabs[0].SharedFactor; sharedFactor != 0 {
53		t.Errorf("Expected shared factor to be 0, got %v", sharedFactor)
54	}
55	if slabActive := slabs.Slabs[0].SlabActive; slabActive != 19 {
56		t.Errorf("Expected slab active to be 19, got %v", slabActive)
57	}
58	if slabNum := slabs.Slabs[0].SlabNum; slabNum != 19 {
59		t.Errorf("Expected slab num to be 19, got %v", slabNum)
60	}
61	if sharedAvail := slabs.Slabs[0].SharedAvail; sharedAvail != 0 {
62		t.Errorf("Expected shared available to be 0, got %v", sharedAvail)
63	}
64}
65