1 files changed, 32 insertions, 0 deletions
diff --git a/spec/ruby/library/digest/md5/hexdigest_spec.rb b/spec/ruby/library/digest/md5/hexdigest_spec.rb
new file mode 100644
index 0000000000..03ead68b82
--- /dev/null
+++ b/spec/ruby/library/digest/md5/hexdigest_spec.rb
@@ -0,0 +1,32 @@
+require_relative '../../../spec_helper'
+require_relative 'shared/constants'
+
+describe "Digest::MD5#hexdigest" do
+
+  it "returns a hexdigest" do
+    cur_digest = Digest::MD5.new
+    cur_digest.hexdigest.should == MD5Constants::BlankHexdigest
+
+    # add something to check that the state is reset later
+    cur_digest << "test"
+
+    cur_digest.hexdigest(MD5Constants::Contents).should == MD5Constants::Hexdigest
+    # second invocation is intentional, to make sure there are no side-effects
+    cur_digest.hexdigest(MD5Constants::Contents).should == MD5Constants::Hexdigest
+
+    # after all is done, verify that the digest is in the original, blank state
+    cur_digest.hexdigest.should == MD5Constants::BlankHexdigest
+  end
+
+end
+
+describe "Digest::MD5.hexdigest" do
+
+  it "returns a hexdigest" do
+    Digest::MD5.hexdigest(MD5Constants::Contents).should == MD5Constants::Hexdigest
+    # second invocation is intentional, to make sure there are no side-effects
+    Digest::MD5.hexdigest(MD5Constants::Contents).should == MD5Constants::Hexdigest
+    Digest::MD5.hexdigest("").should == MD5Constants::BlankHexdigest
+  end
+
+end