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55 lines
1.3 KiB
Ruby
55 lines
1.3 KiB
Ruby
# -*- encoding: utf-8 -*-
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require_relative '../../spec_helper'
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describe "String#bytes" do
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before :each do
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@utf8 = "東京"
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@ascii = 'Tokyo'
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@utf8_ascii = @utf8 + @ascii
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end
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it "returns an Array when no block is given" do
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@utf8.bytes.should be_an_instance_of(Array)
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end
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it "yields each byte to a block if one is given, returning self" do
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bytes = []
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@utf8.bytes {|b| bytes << b}.should == @utf8
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bytes.should == @utf8.bytes.to_a
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end
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it "returns #bytesize bytes" do
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@utf8_ascii.bytes.to_a.size.should == @utf8_ascii.bytesize
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end
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it "returns bytes as Integers" do
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@ascii.bytes.to_a.each {|b| b.should be_an_instance_of(Integer)}
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@utf8_ascii.bytes { |b| b.should be_an_instance_of(Integer) }
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end
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it "agrees with #unpack('C*')" do
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@utf8_ascii.bytes.to_a.should == @utf8_ascii.unpack("C*")
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end
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it "yields/returns no bytes for the empty string" do
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''.bytes.to_a.should == []
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end
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end
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describe "String#bytes" do
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before :each do
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@utf8 = "東京"
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@ascii = 'Tokyo'
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@utf8_ascii = @utf8 + @ascii
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end
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it "agrees with #getbyte" do
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@utf8_ascii.bytes.to_a.each_with_index do |byte,index|
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byte.should == @utf8_ascii.getbyte(index)
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end
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end
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it "is unaffected by #force_encoding" do
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@utf8.force_encoding('ASCII').bytes.to_a.should == @utf8.bytes.to_a
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end
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end
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