1 files changed, 25 insertions, 0 deletions
diff --git a/spec/ruby/core/struct/shared/select.rb b/spec/ruby/core/struct/shared/select.rb
new file mode 100644
index 0000000000..a488dfd656
--- /dev/null
+++ b/spec/ruby/core/struct/shared/select.rb
@@ -0,0 +1,25 @@
+require_relative '../../../spec_helper'
+require_relative '../fixtures/classes'
+
+describe :struct_select, shared: true do
+  it "raises an ArgumentError if given any non-block arguments" do
+    lambda { StructClasses::Car.new.send(@method, 1) { } }.should raise_error(ArgumentError)
+  end
+
+  it "returns a new array of elements for which block is true" do
+    struct = StructClasses::Car.new("Toyota", "Tercel", "2000")
+    struct.send(@method) { |i| i == "2000" }.should == [ "2000" ]
+  end
+
+  it "returns an instance of Array" do
+    struct = StructClasses::Car.new("Ford", "Escort", "1995")
+    struct.send(@method) { true }.should be_an_instance_of(Array)
+  end
+
+  describe "without block" do
+    it "returns an instance of Enumerator" do
+      struct = Struct.new(:foo).new
+      struct.send(@method).should be_an_instance_of(Enumerator)
+    end
+  end
+end