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85 lines
2.2 KiB
Ruby
85 lines
2.2 KiB
Ruby
require_relative '../../spec_helper'
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require_relative 'shared/read'
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describe "ARGF.read" do
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it_behaves_like :argf_read, :read
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before :each do
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@file1_name = fixture __FILE__, "file1.txt"
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@file2_name = fixture __FILE__, "file2.txt"
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@stdin_name = fixture __FILE__, "stdin.txt"
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@file1 = File.read @file1_name
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@file2 = File.read @file2_name
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@stdin = File.read @stdin_name
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end
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it "reads the contents of a file" do
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argf [@file1_name] do
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@argf.read().should == @file1
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end
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end
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it "treats first nil argument as no length limit" do
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argf [@file1_name] do
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@argf.read(nil).should == @file1
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end
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end
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it "reads the contents of two files" do
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argf [@file1_name, @file2_name] do
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@argf.read.should == @file1 + @file2
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end
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end
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it "reads the contents of one file and some characters from the second" do
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argf [@file1_name, @file2_name] do
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len = @file1.size + (@file2.size / 2)
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@argf.read(len).should == (@file1 + @file2)[0,len]
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end
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end
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it "reads across two files consecutively" do
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argf [@file1_name, @file2_name] do
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@argf.read(@file1.size - 2).should == @file1[0..-3]
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@argf.read(2+5).should == @file1[-2..-1] + @file2[0,5]
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end
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end
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it "reads the contents of stdin" do
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stdin = ruby_exe("print ARGF.read", args: "< #{@stdin_name}")
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stdin.should == @stdin
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end
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it "reads the contents of one file and stdin" do
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stdin = ruby_exe("print ARGF.read", args: "#{@file1_name} - < #{@stdin_name}")
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stdin.should == @file1 + @stdin
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end
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it "reads the contents of the same file twice" do
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argf [@file1_name, @file1_name] do
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@argf.read.should == @file1 + @file1
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end
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end
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before :each do
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@external = Encoding.default_external
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@internal = Encoding.default_internal
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Encoding.default_external = Encoding::UTF_8
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Encoding.default_internal = nil
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end
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after :each do
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Encoding.default_external = @external
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Encoding.default_internal = @internal
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end
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it "reads the contents of the file with default encoding" do
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Encoding.default_external = Encoding::US_ASCII
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argf [@file1_name, @file2_name] do
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@argf.read.encoding.should == Encoding::US_ASCII
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end
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end
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end
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