Travis Nielsen
c122562a7d
Remove all cgo from the code base, and start the transformation to calling external ceph tools to generate config and start daemons.
86 lines
3.0 KiB
Go
86 lines
3.0 KiB
Go
/*
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Copyright 2016 The Rook Authors. All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package bootstrap
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestSelectDiscoveredNodes(t *testing.T) {
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var ignored []string
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nodeMap := map[uint64][]string{}
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upperIndex := uint64(0)
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size := 1
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// the first entry will be added because it's below size 1
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index5 := uint64(5)
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endpoints5 := []string{"http://10.1.1.5:5000"}
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upperIndex, ignored = addNodeToMap(nodeMap, endpoints5, size, index5, upperIndex, ignored)
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assert.Equal(t, index5, upperIndex)
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assert.Equal(t, 1, len(nodeMap))
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assert.Equal(t, endpoints5, nodeMap[index5])
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assert.Equal(t, 0, len(ignored))
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// the second entry is ignored since size is full and the index is higher
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index6 := uint64(6)
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endpoints6 := []string{"http://10.1.1.6:5000"}
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upperIndex, ignored = addNodeToMap(nodeMap, endpoints6, size, index6, upperIndex, ignored)
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assert.Equal(t, index5, upperIndex)
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assert.Equal(t, 1, len(nodeMap))
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assert.Equal(t, endpoints5, nodeMap[index5])
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assert.Equal(t, 1, len(ignored))
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assert.Equal(t, endpoints6[0], ignored[0])
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// the third entry replaces the first since its index is lower
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index4 := uint64(4)
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endpoints4 := []string{"http://1.1.1.4:5000"}
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upperIndex, ignored = addNodeToMap(nodeMap, endpoints4, size, index4, upperIndex, ignored)
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assert.Equal(t, index4, upperIndex)
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assert.Equal(t, 1, len(nodeMap))
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assert.Equal(t, endpoints4, nodeMap[index4])
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assert.Equal(t, 2, len(ignored))
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assert.Equal(t, endpoints6[0], ignored[0])
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assert.Equal(t, endpoints5[0], ignored[1])
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// increase size to 3
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ignored = []string{}
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size = 3
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upperIndex, ignored = addNodeToMap(nodeMap, endpoints6, size, index6, upperIndex, ignored)
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upperIndex, ignored = addNodeToMap(nodeMap, endpoints5, size, index5, upperIndex, ignored)
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assert.Equal(t, index6, upperIndex)
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assert.Equal(t, 3, len(nodeMap))
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assert.Equal(t, 0, len(ignored))
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assert.Equal(t, index6, upperIndex)
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// replace a node with a lower index
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index3 := uint64(3)
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endpoints3 := []string{"http://1.1.1.3:5000"}
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upperIndex, ignored = addNodeToMap(nodeMap, endpoints3, size, index3, upperIndex, ignored)
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assert.Equal(t, index5, upperIndex)
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assert.Equal(t, 3, len(nodeMap))
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assert.Equal(t, endpoints6[0], ignored[0])
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// replace another node
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index2 := uint64(2)
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endpoints2 := []string{"http://1.1.1.2:5000"}
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upperIndex, ignored = addNodeToMap(nodeMap, endpoints2, size, index2, upperIndex, ignored)
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assert.Equal(t, index4, upperIndex)
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assert.Equal(t, 3, len(nodeMap))
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assert.Equal(t, 2, len(ignored))
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}
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