67 lines
2.0 KiB
Ruby
67 lines
2.0 KiB
Ruby
require_relative 'spec_helper'
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load_extension("enumerator")
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describe "C-API Enumerator function" do
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before :each do
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@s = CApiEnumeratorSpecs.new
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end
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describe "rb_enumeratorize" do
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before do
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@enumerable = [1, 2, 3]
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end
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it "constructs a new Enumerator for the given object, method and arguments" do
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enumerator = @s.rb_enumeratorize(@enumerable, :each, :arg1, :arg2)
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enumerator.class.should == Enumerator
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end
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it "enumerates the given object" do
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enumerator = @s.rb_enumeratorize(@enumerable, :each)
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enumerated = []
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enumerator.each { |i| enumerated << i }
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enumerated.should == @enumerable
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end
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it "uses the given method for enumeration" do
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enumerator = @s.rb_enumeratorize(@enumerable, :awesome_each)
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@enumerable.should_receive(:awesome_each)
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enumerator.each {}
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end
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it "passes the given arguments to the enumeration method" do
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enumerator = @s.rb_enumeratorize(@enumerable, :each, :arg1, :arg2)
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@enumerable.should_receive(:each).with(:arg1, :arg2)
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enumerator.each {}
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end
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end
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describe "rb_enumeratorize_with_size" do
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it "enumerates the given object" do
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enumerator = @s.rb_enumeratorize_with_size(@enumerable, :each)
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enumerated = []
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enumerator.each { |i| enumerated << i }
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enumerated.should == @enumerable
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end
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it "uses the given method for enumeration" do
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enumerator = @s.rb_enumeratorize_with_size(@enumerable, :awesome_each)
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@enumerable.should_receive(:awesome_each)
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enumerator.each {}
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end
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it "passes the given arguments to the enumeration method" do
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enumerator = @s.rb_enumeratorize_with_size(@enumerable, :each, :arg1, :arg2)
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@enumerable.should_receive(:each).with(:arg1, :arg2)
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enumerator.each {}
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end
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it "uses the size function to report the size" do
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enumerator = @s.rb_enumeratorize_with_size(@enumerable, :each, :arg1, :arg2)
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enumerator.size.should == 7
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end
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end
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end
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