github.com/blixtra/rkt@v0.8.1-0.20160204105720-ab0d1add1a43/stage1/init/kvm/resources_test.go (about)

     1  // Copyright 2015 The rkt Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package kvm
    16  
    17  import (
    18  	"testing"
    19  
    20  	"github.com/appc/spec/schema/types"
    21  )
    22  
    23  func TestFindResources(t *testing.T) {
    24  	tests := []struct {
    25  		in types.Isolators
    26  
    27  		wmem int64
    28  		wcpu int64
    29  	}{
    30  		{
    31  			types.Isolators{},
    32  
    33  			defaultMem,
    34  			0,
    35  		},
    36  		{
    37  			types.Isolators([]types.Isolator{
    38  				newIsolator(`
    39  				{
    40  					"name":     "resource/cpu",
    41  					"value": {
    42  						"limit": 100,
    43  						"request": 100
    44  						}
    45  				}`),
    46  			}),
    47  
    48  			defaultMem,
    49  			100,
    50  		},
    51  	}
    52  
    53  	for i, tt := range tests {
    54  		gmem, gcpu := findResources(tt.in)
    55  		if gmem != tt.wmem {
    56  			t.Errorf("#%d: got mem=%d, want %d", i, gmem, tt.wmem)
    57  		}
    58  		if gcpu != tt.wcpu {
    59  			t.Errorf("#%d: got cpu=%d, want %d", i, gcpu, tt.wcpu)
    60  		}
    61  	}
    62  }
    63  
    64  func newIsolator(body string) (i types.Isolator) {
    65  	err := i.UnmarshalJSON([]byte(body))
    66  	if err != nil {
    67  		panic(err)
    68  	}
    69  	return
    70  }