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Add specs for other flag-checking methods of IO::Buffer
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6 files changed

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‎core/io/buffer/external_spec.rb‎

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require_relative '../../../spec_helper'
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describe "IO::Buffer#external?" do
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after :each do
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@buffer&.free
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@buffer = nil
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end
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context "with a buffer created with .new" do
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it "is false for an internal buffer" do
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@buffer = IO::Buffer.new(4)
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@buffer.external?.should be_false
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end
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it "is false for a mapped buffer" do
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@buffer = IO::Buffer.new(4, IO::Buffer::MAPPED)
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@buffer.external?.should be_false
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end
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end
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context "with a file-backed buffer created with .map" do
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it "is true for a regular mapping" do
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File.open(__FILE__, "r") do |file|
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@buffer = IO::Buffer.map(file, nil, 0, IO::Buffer::READONLY)
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@buffer.external?.should be_true
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end
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end
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ruby_version_is "3.3" do
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it "is false for a private mapping" do
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File.open(__FILE__, "r") do |file|
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@buffer = IO::Buffer.map(file, nil, 0, IO::Buffer::READONLY | IO::Buffer::PRIVATE)
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@buffer.external?.should be_false
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end
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end
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end
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end
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context "with a String-backed buffer created with .for" do
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it "is true for a buffer created without a block" do
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@buffer = IO::Buffer.for("test")
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@buffer.external?.should be_true
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end
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it "is true for a buffer created with a block" do
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IO::Buffer.for(+"test") do |buffer|
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buffer.external?.should be_true
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end
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end
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end
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ruby_version_is "3.3" do
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context "with a String-backed buffer created with .string" do
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it "is true" do
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IO::Buffer.string(4) do |buffer|
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buffer.external?.should be_true
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end
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end
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end
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end
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# Always false for slices
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context "with a slice of a buffer" do
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context "created with .new" do
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it "is false when slicing an internal buffer" do
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@buffer = IO::Buffer.new(4)
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@buffer.slice.external?.should be_false
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end
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it "is false when slicing a mapped buffer" do
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@buffer = IO::Buffer.new(4, IO::Buffer::MAPPED)
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@buffer.slice.external?.should be_false
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end
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end
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context "created with .map" do
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it "is false" do
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File.open(__FILE__, "r") do |file|
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@buffer = IO::Buffer.map(file, nil, 0, IO::Buffer::READONLY)
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@buffer.slice.external?.should be_false
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end
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end
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end
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context "created with .for" do
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it "is false when slicing a buffer created without a block" do
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@buffer = IO::Buffer.for("test")
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@buffer.slice.external?.should be_false
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end
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it "is false when slicing a buffer created with a block" do
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IO::Buffer.for(+"test") do |buffer|
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buffer.slice.external?.should be_false
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end
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end
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end
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ruby_version_is "3.3" do
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context "created with .string" do
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it "is false" do
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IO::Buffer.string(4) do |buffer|
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buffer.slice.external?.should be_false
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end
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end
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end
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end
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end
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end

‎core/io/buffer/internal_spec.rb‎

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require_relative '../../../spec_helper'
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describe "IO::Buffer#internal?" do
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after :each do
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@buffer&.free
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@buffer = nil
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end
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context "with a buffer created with .new" do
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it "is true for an internal buffer" do
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@buffer = IO::Buffer.new(4)
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@buffer.internal?.should be_true
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end
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it "is false for a mapped buffer" do
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@buffer = IO::Buffer.new(4, IO::Buffer::MAPPED)
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@buffer.internal?.should be_false
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end
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end
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context "with a file-backed buffer created with .map" do
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it "is false for a regular mapping" do
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File.open(__FILE__, "r") do |file|
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@buffer = IO::Buffer.map(file, nil, 0, IO::Buffer::READONLY)
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@buffer.internal?.should be_false
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end
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end
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ruby_version_is "3.3" do
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it "is false for a private mapping" do
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File.open(__FILE__, "r") do |file|
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@buffer = IO::Buffer.map(file, nil, 0, IO::Buffer::READONLY | IO::Buffer::PRIVATE)
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@buffer.internal?.should be_false
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end
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end
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end
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end
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context "with a String-backed buffer created with .for" do
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it "is false for a buffer created without a block" do
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@buffer = IO::Buffer.for("test")
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@buffer.internal?.should be_false
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end
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it "is false for a buffer created with a block" do
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IO::Buffer.for(+"test") do |buffer|
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buffer.internal?.should be_false
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end
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end
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end
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ruby_version_is "3.3" do
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context "with a String-backed buffer created with .string" do
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it "is false" do
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IO::Buffer.string(4) do |buffer|
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buffer.internal?.should be_false
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end
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end
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end
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end
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# Always false for slices
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context "with a slice of a buffer" do
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context "created with .new" do
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it "is false when slicing an internal buffer" do
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@buffer = IO::Buffer.new(4)
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@buffer.slice.internal?.should be_false
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end
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it "is false when slicing a mapped buffer" do
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@buffer = IO::Buffer.new(4, IO::Buffer::MAPPED)
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@buffer.slice.internal?.should be_false
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end
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end
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context "created with .map" do
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it "is false" do
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File.open(__FILE__, "r") do |file|
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@buffer = IO::Buffer.map(file, nil, 0, IO::Buffer::READONLY)
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@buffer.slice.internal?.should be_false
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end
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end
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end
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context "created with .for" do
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it "is false when slicing a buffer created without a block" do
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@buffer = IO::Buffer.for("test")
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@buffer.slice.internal?.should be_false
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end
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it "is false when slicing a buffer created with a block" do
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IO::Buffer.for(+"test") do |buffer|
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buffer.slice.internal?.should be_false
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end
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end
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end
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ruby_version_is "3.3" do
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context "created with .string" do
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it "is false" do
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IO::Buffer.string(4) do |buffer|
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buffer.slice.internal?.should be_false
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end
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end
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end
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end
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end
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end

‎core/io/buffer/mapped_spec.rb‎

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require_relative '../../../spec_helper'
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describe "IO::Buffer#mapped?" do
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after :each do
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@buffer&.free
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@buffer = nil
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end
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context "with a buffer created with .new" do
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it "is false for an internal buffer" do
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@buffer = IO::Buffer.new(4)
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@buffer.mapped?.should be_false
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end
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it "is true for a mapped buffer" do
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@buffer = IO::Buffer.new(4, IO::Buffer::MAPPED)
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@buffer.mapped?.should be_true
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end
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end
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context "with a file-backed buffer created with .map" do
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it "is true for a regular mapping" do
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File.open(__FILE__, "r") do |file|
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@buffer = IO::Buffer.map(file, nil, 0, IO::Buffer::READONLY)
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@buffer.mapped?.should be_true
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end
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end
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ruby_version_is "3.3" do
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it "is true for a private mapping" do
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File.open(__FILE__, "r") do |file|
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@buffer = IO::Buffer.map(file, nil, 0, IO::Buffer::READONLY | IO::Buffer::PRIVATE)
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@buffer.mapped?.should be_true
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end
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end
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end
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end
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context "with a String-backed buffer created with .for" do
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it "is false for a buffer created without a block" do
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@buffer = IO::Buffer.for("test")
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@buffer.mapped?.should be_false
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end
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it "is false for a buffer created with a block" do
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IO::Buffer.for(+"test") do |buffer|
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buffer.mapped?.should be_false
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end
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end
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end
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ruby_version_is "3.3" do
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context "with a String-backed buffer created with .string" do
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it "is false" do
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IO::Buffer.string(4) do |buffer|
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buffer.mapped?.should be_false
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end
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end
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end
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end
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# Always false for slices
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context "with a slice of a buffer" do
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context "created with .new" do
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it "is false when slicing an internal buffer" do
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@buffer = IO::Buffer.new(4)
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@buffer.slice.mapped?.should be_false
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end
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it "is false when slicing a mapped buffer" do
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@buffer = IO::Buffer.new(4, IO::Buffer::MAPPED)
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@buffer.slice.mapped?.should be_false
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end
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end
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context "created with .map" do
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it "is false" do
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File.open(__FILE__, "r") do |file|
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@buffer = IO::Buffer.map(file, nil, 0, IO::Buffer::READONLY)
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@buffer.slice.mapped?.should be_false
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end
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end
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end
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context "created with .for" do
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it "is false when slicing a buffer created without a block" do
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@buffer = IO::Buffer.for("test")
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@buffer.slice.mapped?.should be_false
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end
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it "is false when slicing a buffer created with a block" do
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IO::Buffer.for(+"test") do |buffer|
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buffer.slice.mapped?.should be_false
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end
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end
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end
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ruby_version_is "3.3" do
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context "created with .string" do
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it "is false" do
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IO::Buffer.string(4) do |buffer|
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buffer.slice.mapped?.should be_false
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end
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end
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end
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end
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end
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end

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