Added unit tests for loc drop generation and consumption.

test/test_consume_loc_drop.rb

@@ -0,0 +1,27 @@
+require 'command_test_case'
+
+class TestConsumeLocDrop < CommandTestCase
+  def setup
+    super
+
+    options = {}
+    options[:input_path] = fixture 'consume_loc_drop.zip'
+    options[:output_path] = @output_path
+    options[:format] = 'apple'
+
+    @twine_file = build_twine_file 'en', 'es' do
+      add_section 'Section' do
+        add_row key1: 'value1'
+      end
+    end
+
+    @runner = Twine::Runner.new(nil, options, @twine_file)
+  end
+
+  def test_consumes_zip_file
+    @runner.consume_loc_drop
+
+    assert @twine_file.strings_map['key1'].translations['en'], 'value1-english'
+    assert @twine_file.strings_map['key1'].translations['es'], 'value1-spanish'
+  end
+end

test/test_generate_loc_drop.rb

@@ -0,0 +1,44 @@
+require 'command_test_case'
+
+class TestGenerateLocDrop < CommandTestCase
+  def setup
+    super
+
+    options = {}
+    options[:output_path] = @output_path
+    options[:format] = 'apple'
+
+    @twine_file = build_twine_file 'en', 'fr' do
+      add_section 'Section' do
+        add_row key: 'value'
+      end
+    end
+
+    @runner = Twine::Runner.new(nil, options, @twine_file)
+  end
+
+  def test_generates_zip_file
+    @runner.generate_loc_drop
+
+    assert File.exists?(@output_path), "language folder should not be created"
+  end
+
+  def test_zip_file_structure
+    @runner.generate_loc_drop
+
+    names = []
+    Zip::File.open(@output_path) do |zipfile|
+      zipfile.each do |entry|
+        names << entry.name
+      end
+    end
+    assert_equal ['Locales/', 'Locales/en.strings', 'Locales/fr.strings'], names
+  end
+
+  def test_uses_formatter
+    formatter = prepare_mock_formatter Twine::Formatters::Apple
+    formatter.expects(:write_file).twice.with() { |path, lang| FileUtils.touch path }
+
+    @runner.generate_loc_drop
+  end
+end