Slight improvement to Canonicalizer test coverage

_test/canonicalizer_canonicalize_test.rb

@@ -0,0 +1,39 @@
+# 18F Hub - Docs & connections between team members, projects, and skill sets
+#
+# Written in 2015 by Mike Bland (michael.bland@gsa.gov)
+# on behalf of the 18F team, part of the US General Services Administration:
+# https://18f.gsa.gov/
+#
+# To the extent possible under law, the author(s) have dedicated all copyright
+# and related and neighboring rights to this software to the public domain
+# worldwide. This software is distributed without any warranty.
+#
+# You should have received a copy of the CC0 Public Domain Dedication along
+# with this software. If not, see
+# <https://creativecommons.org/publicdomain/zero/1.0/>.
+#
+# @author Mike Bland (michael.bland@gsa.gov)
+
+require_relative "test_helper"
+require_relative "../_plugins/canonicalizer"
+
+require "minitest/autorun"
+
+module Hub
+  class CanonicalizeTest < ::Minitest::Test
+    def test_no_changes_needed
+      result = Canonicalizer.canonicalize "service"
+      assert_equal(result, "service")
+    end
+
+    def test_space_is_replaced
+      result = Canonicalizer.canonicalize "public service"
+      assert_equal(result, "public-service")
+    end
+
+    def test_multiple_spaces_are_replaced_once
+      result = Canonicalizer.canonicalize "public   service"
+      assert_equal(result, "public-service")
+    end
+  end
+end

_test/canonicalizer_hyphenate_date_test.rb

@@ -0,0 +1,29 @@
+# 18F Hub - Docs & connections between team members, projects, and skill sets
+#
+# Written in 2016 by Catherine Devlin (catherine.devlin@gsa.gov)
+# on behalf of the 18F team, part of the US General Services Administration:
+# https://18f.gsa.gov/
+#
+# To the extent possible under law, the author(s) have dedicated all copyright
+# and related and neighboring rights to this software to the public domain
+# worldwide. This software is distributed without any warranty.
+#
+# You should have received a copy of the CC0 Public Domain Dedication along
+# with this software. If not, see
+# <https://creativecommons.org/publicdomain/zero/1.0/>.
+#
+# @author Catherine Devlin (catherine.devlin@gsa.gov)
+
+require_relative "test_helper"
+require_relative "../_plugins/canonicalizer"
+
+require "minitest/autorun"
+
+module Hub
+  class HyphenateDateTest < ::Minitest::Test
+    def test_string_hyphenated
+      result = Canonicalizer.hyphenate_yyyymmdd "20170202"
+      assert_equal(result, "2017-02-02")
+    end
+  end
+end