forked from sds/mock_redis
/
xrange_spec.rb
164 lines (147 loc) · 5.72 KB
/
xrange_spec.rb
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require 'spec_helper'
describe '#xrange("mystream", first: "0-1", last: "0-3", count: 10)' do
before { @key = 'mock-redis-test:xrange' }
it 'finds an empty range' do
expect(@redises.xrange(@key, '-', '+')).to eq []
end
it 'finds a single entry with a full range' do
@redises.xadd(@key, { key: 'value' }, id: '1234567891234-0')
expect(@redises.xrange(@key, '-', '+'))
.to eq [['1234567891234-0', { 'key' => 'value' }]]
end
it 'finds multiple key/value pairs with a full range' do
@redises.xadd(@key, { key1: 'value1', key2: 'value2', key3: 'value3' }, id: '1234567891234-0')
expect(@redises.xrange(@key, '-', '+'))
.to eq [['1234567891234-0', { 'key1' => 'value1', 'key2' => 'value2', 'key3' => 'value3' }]]
end
context 'six items on the list' do
before :each do
@redises.xadd(@key, { key1: 'value1' }, id: '1234567891234-0')
@redises.xadd(@key, { key2: 'value2' }, id: '1234567891245-0')
@redises.xadd(@key, { key3: 'value3' }, id: '1234567891245-1')
@redises.xadd(@key, { key4: 'value4' }, id: '1234567891278-0')
@redises.xadd(@key, { key5: 'value5' }, id: '1234567891278-1')
@redises.xadd(@key, { key6: 'value6' }, id: '1234567891299-0')
end
it 'returns entries in sequential order' do
expect(@redises.xrange(@key, '-', '+')).to eq(
[
['1234567891234-0', { 'key1' => 'value1' }],
['1234567891245-0', { 'key2' => 'value2' }],
['1234567891245-1', { 'key3' => 'value3' }],
['1234567891278-0', { 'key4' => 'value4' }],
['1234567891278-1', { 'key5' => 'value5' }],
['1234567891299-0', { 'key6' => 'value6' }]
]
)
end
it 'returns entries with a lower limit' do
expect(@redises.xrange(@key, '1234567891239-0', '+')).to eq(
[
['1234567891245-0', { 'key2' => 'value2' }],
['1234567891245-1', { 'key3' => 'value3' }],
['1234567891278-0', { 'key4' => 'value4' }],
['1234567891278-1', { 'key5' => 'value5' }],
['1234567891299-0', { 'key6' => 'value6' }]
]
)
end
it 'returns all entries with a lower limit of 0-0' do
expect(@redises.xrange(@key, '0-0', '+')).to eq(
[
['1234567891234-0', { 'key1' => 'value1' }],
['1234567891245-0', { 'key2' => 'value2' }],
['1234567891245-1', { 'key3' => 'value3' }],
['1234567891278-0', { 'key4' => 'value4' }],
['1234567891278-1', { 'key5' => 'value5' }],
['1234567891299-0', { 'key6' => 'value6' }]
]
)
end
it 'returns entries with an upper limit' do
expect(@redises.xrange(@key, '-', '1234567891285-0')).to eq(
[
['1234567891234-0', { 'key1' => 'value1' }],
['1234567891245-0', { 'key2' => 'value2' }],
['1234567891245-1', { 'key3' => 'value3' }],
['1234567891278-0', { 'key4' => 'value4' }],
['1234567891278-1', { 'key5' => 'value5' }]
]
)
end
it 'returns entries with both a lower and an upper limit inclusive' do
expect(@redises.xrange(@key, '1234567891245-0', '1234567891278-0')).to eq(
[
['1234567891245-0', { 'key2' => 'value2' }],
['1234567891245-1', { 'key3' => 'value3' }],
['1234567891278-0', { 'key4' => 'value4' }]
]
)
end
it 'returns entries with both a lower and an upper limit exclusive' do
expect(@redises.xrange(@key, '(1234567891245-0', '1234567891285-1')).to eq(
[
# We no longer get '1234567891245-0'
['1234567891245-1', { 'key3' => 'value3' }],
['1234567891278-0', { 'key4' => 'value4' }],
['1234567891278-1', { 'key5' => 'value5' }] # Note sequence -1
]
)
end
it 'finds the list with sequence numbers' do
expect(@redises.xrange(@key, '1234567891245-1', '1234567891278-0')).to eq(
[
['1234567891245-1', { 'key3' => 'value3' }],
['1234567891278-0', { 'key4' => 'value4' }]
]
)
end
it 'finds the list with lower bound without sequence numbers' do
expect(@redises.xrange(@key, '1234567891245', '+')).to eq(
[
['1234567891245-0', { 'key2' => 'value2' }],
['1234567891245-1', { 'key3' => 'value3' }],
['1234567891278-0', { 'key4' => 'value4' }],
['1234567891278-1', { 'key5' => 'value5' }],
['1234567891299-0', { 'key6' => 'value6' }]
]
)
end
it 'finds the list with upper bound without sequence numbers' do
expect(@redises.xrange(@key, '-', '1234567891278')).to eq(
[
['1234567891234-0', { 'key1' => 'value1' }],
['1234567891245-0', { 'key2' => 'value2' }],
['1234567891245-1', { 'key3' => 'value3' }],
['1234567891278-0', { 'key4' => 'value4' }],
['1234567891278-1', { 'key5' => 'value5' }]
]
)
end
it 'accepts limits as integers' do
expect(@redises.xrange(@key, 1_234_567_891_245, 1_234_567_891_278)).to eq(
[
['1234567891245-0', { 'key2' => 'value2' }],
['1234567891245-1', { 'key3' => 'value3' }],
['1234567891278-0', { 'key4' => 'value4' }],
['1234567891278-1', { 'key5' => 'value5' }]
]
)
end
it 'returns a limited number of items' do
expect(@redises.xrange(@key, '-', '+', count: 2)).to eq(
[
['1234567891234-0', { 'key1' => 'value1' }],
['1234567891245-0', { 'key2' => 'value2' }]
]
)
end
end
it 'raises an invalid stream id error' do
expect { @redises.xrange(@key, 'X', '+') }
.to raise_error(
Redis::CommandError,
'ERR Invalid stream ID specified as stream command argument'
)
end
end