1 files changed, 30 insertions, 0 deletions
diff --git a/spec/ruby/core/enumerator/lazy/force_spec.rb b/spec/ruby/core/enumerator/lazy/force_spec.rb
new file mode 100644
index 0000000000..03ff9a0fb6
--- /dev/null
+++ b/spec/ruby/core/enumerator/lazy/force_spec.rb
@@ -0,0 +1,30 @@
+# -*- encoding: us-ascii -*-
+
+require File.expand_path('../../../../spec_helper', __FILE__)
+require File.expand_path('../fixtures/classes', __FILE__)
+
+describe "Enumerator::Lazy#force" do
+  before :each do
+    @yieldsmixed = EnumeratorLazySpecs::YieldsMixed.new.to_enum.lazy
+    @eventsmixed = EnumeratorLazySpecs::EventsMixed.new.to_enum.lazy
+    ScratchPad.record []
+  end
+
+  after :each do
+    ScratchPad.clear
+  end
+
+  it "passes given arguments to receiver.each" do
+    @yieldsmixed.force(:arg1, :arg2, :arg3).should ==
+      EnumeratorLazySpecs::YieldsMixed.gathered_yields_with_args(:arg1, :arg2, :arg3)
+  end
+
+  describe "on a nested Lazy" do
+    it "calls all block and returns an Array" do
+      (0..Float::INFINITY).lazy.map(&:succ).take(2).force.should == [1, 2]
+
+      @eventsmixed.take(1).map(&:succ).force.should == [1]
+      ScratchPad.recorded == [:after_yields]
+    end
+  end
+end