1 files changed, 29 insertions, 0 deletions
diff --git a/spec/ruby/core/regexp/source_spec.rb b/spec/ruby/core/regexp/source_spec.rb
new file mode 100644
index 0000000000..3960a09395
--- /dev/null
+++ b/spec/ruby/core/regexp/source_spec.rb
@@ -0,0 +1,29 @@
+# -*- encoding: utf-8 -*-
+require File.expand_path('../../../spec_helper', __FILE__)
+
+describe "Regexp#source" do
+  it "returns the original string of the pattern" do
+    not_supported_on :opal do
+      /ab+c/ix.source.should == "ab+c"
+    end
+    /x(.)xz/.source.should == "x(.)xz"
+  end
+
+  it "will remove escape characters" do
+    /foo\/bar/.source.should == "foo/bar"
+  end
+
+  not_supported_on :opal do
+    it "has US-ASCII encoding when created from an ASCII-only \\u{} literal" do
+      re = /[\u{20}-\u{7E}]/
+      re.source.encoding.should equal(Encoding::US_ASCII)
+    end
+  end
+
+  not_supported_on :opal do
+    it "has UTF-8 encoding when created from a non-ASCII-only \\u{} literal" do
+      re = /[\u{20}-\u{7EE}]/
+      re.source.encoding.should equal(Encoding::UTF_8)
+    end
+  end
+end