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cassandramaxheapsize_spec.rb
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cassandramaxheapsize_spec.rb
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require 'spec_helper'
describe 'Facter::Util::Fact' do
before do
Facter.clear
end
describe 'cassandrarelease DSE' do
it do
allow(Facter::Util::Resolution)
.to receive(:exec).with('nodetool version')
.and_return('2.1.11.969')
expect(Facter.fact(:cassandrarelease).value).to eql('2.1.11')
expect(Facter.fact(:cassandramajorversion).value).to eql(2)
expect(Facter.fact(:cassandraminorversion).value).to eql(1)
expect(Facter.fact(:cassandrapatchversion).value).to eql(11)
end
end
describe 'cassandrarelease DDC' do
it do
allow(Facter::Util::Resolution)
.to receive(:exec).with('nodetool version')
.and_return('3.0.1')
expect(Facter.fact(:cassandrarelease).value).to eql('3.0.1')
expect(Facter.fact(:cassandramajorversion).value).to eql(3)
expect(Facter.fact(:cassandraminorversion).value).to eql(0)
expect(Facter.fact(:cassandrapatchversion).value).to eql(1)
end
end
describe 'Cassandra not installed or not running' do
it do
allow(Facter::Util::Resolution)
.to receive(:exec).with('nodetool version')
.and_return('')
expect(Facter.fact(:cassandrarelease).value).to eql(nil)
expect(Facter.fact(:cassandramajorversion).value).to eql(nil)
expect(Facter.fact(:cassandraminorversion).value).to eql(nil)
expect(Facter.fact(:cassandrapatchversion).value).to eql(nil)
end
end
describe 'Heap settings' do
context 'Rasberry Pi 3' do
before :each do
Facter.fact(:memorysize_mb).stubs(:value).returns('1024')
Facter.fact(:processorcount).stubs(:value).returns('4')
end
it do
expect(Facter.fact(:cassandramaxheapsize).value).to eq(512)
expect(Facter.fact(:cassandracmsmaxheapsize).value).to eql(512)
expect(Facter.fact(:cassandraheapnewsize).value).to eql(128)
expect(Facter.fact(:cassandracmsheapnewsize).value).to eql(128)
end
end
context 'm4.large' do
before :each do
Facter.fact(:memorysize_mb).stubs(:value).returns('8191.9')
Facter.fact(:processorcount).stubs(:value).returns('2')
end
it do
expect(Facter.fact(:cassandramaxheapsize).value).to eql(2048)
expect(Facter.fact(:cassandracmsmaxheapsize).value).to eql(2048)
expect(Facter.fact(:cassandraheapnewsize).value).to eql(200)
expect(Facter.fact(:cassandracmsheapnewsize).value).to eql(200)
end
end
context 'm4.xlarge' do
before :each do
Facter.fact(:memorysize_mb).stubs(:value).returns('16384')
Facter.fact(:processorcount).stubs(:value).returns('2')
end
it do
expect(Facter.fact(:cassandramaxheapsize).value).to eql(4096)
expect(Facter.fact(:cassandracmsmaxheapsize).value).to eql(4096)
expect(Facter.fact(:cassandraheapnewsize).value).to eql(200)
expect(Facter.fact(:cassandracmsheapnewsize).value).to eql(200)
end
end
context 'c4.2xlarge' do
before :each do
Facter.fact(:memorysize_mb).stubs(:value).returns('15360')
Facter.fact(:processorcount).stubs(:value).returns('8')
end
it do
expect(Facter.fact(:cassandramaxheapsize).value).to eql(3840)
expect(Facter.fact(:cassandracmsmaxheapsize).value).to eql(3840)
expect(Facter.fact(:cassandraheapnewsize).value).to eql(800)
expect(Facter.fact(:cassandracmsheapnewsize).value).to eql(800)
end
end
context 'i2.2xlarge' do
before :each do
Facter.fact(:memorysize_mb).stubs(:value).returns('62464')
Facter.fact(:processorcount).stubs(:value).returns('8')
end
it do
expect(Facter.fact(:cassandramaxheapsize).value).to eql(8192)
expect(Facter.fact(:cassandracmsmaxheapsize).value).to eql(14_336)
expect(Facter.fact(:cassandraheapnewsize).value).to eql(800)
expect(Facter.fact(:cassandracmsheapnewsize).value).to eql(800)
end
end
end
end

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