Add tests for quote and author

test/test_wikiquote.rb

@@ -3,6 +3,26 @@
 
 class XKCDTest < Test::Unit::TestCase
     def test_XKCD_get
-        assert_not_nil WikiQuote.get
+        assert WikiQuote.get
+    end
+
+    def test_quote
+        # Assert that it has the correct format,
+        # which includes no newlines
+        refute WikiQuote.quote.include?("\n")
+        # and has a non-whitespace first character
+        refute WikiQuote.quote[0][/\s/]
+        # and last character.
+        refute WikiQuote.quote[-1][/\s/]
+    end
+
+    def test_author
+        # Assert that it has the correct format,
+        # which includes no newlines
+        refute WikiQuote.author.include?("\n")
+        # and has a non-whitespace first character
+        refute WikiQuote.author[0][/\s/]
+        # and last character.
+        refute WikiQuote.author[-1][/\s/]
     end
 end