[ruby/rdoc] Add tests for `--template-stylesheets` option

Also flattens `@options.template_stylesheets` when parsing the
command lines.

Fixes #205
Fixes #828 too

https://github.com/ruby/rdoc/commit/857002a763

2 files changed, 29 insertions, 0 deletions

diff --git a/test/rdoc/test_rdoc_generator_darkfish.rb b/test/rdoc/test_rdoc_generator_darkfish.rb
index f5858bce6e..3de4f8b6d6 100644
--- a/test/rdoc/test_rdoc_generator_darkfish.rb
+++ b/test/rdoc/test_rdoc_generator_darkfish.rb
@@ -220,6 +220,20 @@ class TestRDocGeneratorDarkfish < RDoc::TestCase
     assert_includes method_name, '{ |%&lt;&lt;script&gt;alert(&quot;atui&quot;)&lt;/script&gt;&gt;, yield_arg| ... }'
   end
 
+  def test_template_stylesheets
+    css = Tempfile.create(%W'hoge .css', Dir.mktmpdir('tmp', '.'))
+    File.write(css, '')
+    base = File.basename(css)
+    refute_file(base)
+
+    @options.template_stylesheets << css
+
+    @g.generate
+
+    assert_file base
+    assert_include File.read('index.html'), %Q[href="./#{base}"]
+  end
+
   ##
   # Asserts that +filename+ has a link count greater than 1 if hard links to
   # @tmpdir are supported.
diff --git a/test/rdoc/test_rdoc_options.rb b/test/rdoc/test_rdoc_options.rb
index 206ddeeb2c..7c264c5e86 100644
--- a/test/rdoc/test_rdoc_options.rb
+++ b/test/rdoc/test_rdoc_options.rb
@@ -632,6 +632,21 @@ rdoc_include:
     $LOAD_PATH.replace orig_LOAD_PATH
   end
 
+  def test_parse_template_stylesheets
+    css = nil
+    Dir.mktmpdir do |dir|
+      css = File.join(dir, "hoge.css")
+      File.write(css, "")
+      out, err = capture_output do
+        @options.parse %W[--template-stylesheets #{css}]
+      end
+
+      assert_empty out
+      assert_empty err
+    end
+    assert_include @options.template_stylesheets, css
+  end
+
   def test_parse_visibility
     @options.parse %w[--visibility=public]
     assert_equal :public, @options.visibility