1 files changed, 46 insertions, 0 deletions
diff --git a/spec/rubyspec/core/binding/location_spec.rb b/spec/rubyspec/core/binding/location_spec.rb
new file mode 100644
index 0000000000..b4a066038d
--- /dev/null
+++ b/spec/rubyspec/core/binding/location_spec.rb
@@ -0,0 +1,46 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+require File.expand_path('../fixtures/classes', __FILE__)
+
+describe "Binding#eval" do
+  it "inherits __LINE__ from the enclosing scope" do
+    obj = BindingSpecs::Demo.new(1)
+    bind = obj.get_binding
+    bind.eval("__LINE__").should == obj.get_line_of_binding
+  end
+
+  it "preserves __LINE__ across multiple calls to eval" do
+    obj = BindingSpecs::Demo.new(1)
+    bind = obj.get_binding
+    bind.eval("__LINE__").should == obj.get_line_of_binding
+    bind.eval("__LINE__").should == obj.get_line_of_binding
+  end
+
+  it "increments __LINE__ on each line of a multiline eval" do
+    obj = BindingSpecs::Demo.new(1)
+    bind = obj.get_binding
+    bind.eval("#foo\n__LINE__").should == obj.get_line_of_binding + 1
+  end
+
+  it "starts with a __LINE__ of 1 if a filename is passed" do
+    bind = BindingSpecs::Demo.new(1).get_binding
+    bind.eval("__LINE__", "(test)").should == 1
+    bind.eval("#foo\n__LINE__", "(test)").should == 2
+  end
+
+  it "starts with a __LINE__ from the third argument if passed" do
+    bind = BindingSpecs::Demo.new(1).get_binding
+    bind.eval("__LINE__", "(test)", 88).should == 88
+    bind.eval("#foo\n__LINE__", "(test)", 88).should == 89
+  end
+
+  it "inherits __FILE__ from the enclosing scope" do
+    obj = BindingSpecs::Demo.new(1)
+    bind = obj.get_binding
+    bind.eval("__FILE__").should == obj.get_file_of_binding
+  end
+
+  it "uses the __FILE__ that is passed in" do
+    bind = BindingSpecs::Demo.new(1).get_binding
+    bind.eval("__FILE__", "(test)").should == "(test)"
+  end
+end