test/packing_test.rb in packable-1.3.1 vs test/packing_test.rb in packable-1.3.2

@@ -74,9 +74,27 @@
   
   should "do basic type checking" do
     assert_raise(TypeError) {"".unpack(42, :short)}
   end
   
+  context "Reading beyond the eof" do
+    should "raises an EOFError when reading" do
+      ["", "x"].each do |s|
+        io = StringIO.new(s)
+        assert_raise(EOFError) {io.read(:double)}
+        assert_raise(EOFError) {io.read(:short)}
+        assert_raise(EOFError) {io.read(String, :bytes => 4)}
+      end
+    end
+  
+    should "return nil for unpacking" do
+      assert_nil "".unpack(:double)
+      assert_nil "".unpack(:short)
+      assert_nil "x".unpack(:double)
+      assert_nil "x".unpack(:short)
+    end
+  end
+  
   context "Filters" do
     context "for Object" do
       Object.packers.set :generic_class_writer do |packer|
         packer.write do |io|
           io << self.class.name << self
\ No newline at end of file