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shared_examples_for "a bitwise operation" do |operator|
it 'raises an argument error when not passed any source keys' do
expect { @client.bitop(operator, "destkey") }.to raise_error(Redis::CommandError)
end
it "should not create destination key if nothing found" do
expect(@client.bitop(operator, "dest1", "nothing_here1")).to eq(0)
expect(@client.exists("dest1")).to eq(0)
end
it "should accept operator as a case-insensitive symbol" do
@client.set("key1", "foobar")
@client.bitop(operator.to_s.downcase.to_sym, "dest1", "key1")
@client.bitop(operator.to_s.upcase.to_sym, "dest2", "key1")
expect(@client.get("dest1")).to eq("foobar")
expect(@client.get("dest2")).to eq("foobar")
end
it "should accept operator as a case-insensitive string" do
@client.set("key1", "foobar")
@client.bitop(operator.to_s.downcase, "dest1", "key1")
@client.bitop(operator.to_s.upcase, "dest2", "key1")
expect(@client.get("dest1")).to eq("foobar")
expect(@client.get("dest2")).to eq("foobar")
end
it "should copy original string for single key" do
@client.set("key1", "foobar")
@client.bitop(operator, "dest1", "key1")
expect(@client.get("dest1")).to eq("foobar")
end
it "should copy original string for single key" do
@client.set("key1", "foobar")
@client.bitop(operator, "dest1", "key1")
expect(@client.get("dest1")).to eq("foobar")
end
it "should return length of the string stored in the destination key" do
@client.set("key1", "foobar")
@client.set("key2", "baz")
expect(@client.bitop(operator, "dest1", "key1")).to eq(6)
expect(@client.bitop(operator, "dest2", "key2")).to eq(3)
end
it "should overwrite previous value with new one" do
@client.set("key1", "foobar")
@client.set("key2", "baz")
@client.bitop(operator, "dest1", "key1")
@client.bitop(operator, "dest1", "key2")
expect(@client.get("dest1")).to eq("baz")
end
end
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