1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66
|
shared_examples :null do
it 'reads from keys like a Hash' do
moneta_property_of(keys: 1).check do |m|
store[m.keys[0]].should be_nil
store.load(m.keys[0]).should be_nil
end
end
it 'guarantees that the same value is returned when setting a key' do
moneta_property_of(keys: 1, values: 1).check do |m|
(store[m.keys[0]] = m.values[0]).should equal(m.values[0])
end
end
it 'returns false from #key? if a key is not available' do
moneta_property_of(keys: 1).check(1) do |m|
store.key?(m.keys[0]).should be false
end
end
it 'returns nil from delete if a value for a key does not exist' do
moneta_property_of(keys: 1).check do |m|
store.delete(m.keys[0]).should be_nil
end
end
it 'removes all keys from the store with clear' do
moneta_property_of(keys: 2, values: 2).check do |m|
store[m.keys[0]] = m.values[0]
store[m.keys[1]] = m.values[1]
store.clear.should equal(store)
store.key?(m.keys[0]).should be false
store.key?(m.keys[1]).should be false
end
end
it 'fetches a key with a default value with fetch, if the key is not available' do
moneta_property_of(keys: 1, values: 1).check do |m|
store.fetch(m.keys[0], m.values[0]).should == m.values[0]
end
end
it 'fetches a key with a block with fetch, if the key is not available' do
moneta_property_of(keys: 1, values: 1).check do |m|
store.fetch(m.keys[0]) do |k|
k.should equal(m.keys[0])
m.values[0]
end.should equal(m.values[0])
end
end
it 'accepts frozen options' do
moneta_property_of(keys: 1, values: 1).check do |m|
options = {option1: 1, options2: 2}
options.freeze
store.clear.should equal(store)
store.key?(m.keys[0], options).should be false
store.load(m.keys[0], options).should be_nil
store.fetch(m.keys[0], 42, options).should == 42
store.fetch(m.keys[0], options) { 42 }.should == 42
store.delete(m.keys[0], options).should be_nil
store.clear(options).should equal(store)
store.store(m.keys[0], m.values[0], options).should == m.values[0]
end
end
end
|