test/test-mireru.rb in mireru-0.0.9 vs test/test-mireru.rb in mireru-0.1.0

@@ -1,4 +1,72 @@
 require "mireru/command/mireru"
 
-class TestMireru < Test::Unit::TestCase
+class MireruTest < Test::Unit::TestCase
+  def setup
+    @mireru = Mireru::Command::Mireru.new
+  end
+
+  def test_run_help_option
+    arguments = %w(--help)
+    mock(@mireru).write_help_message
+    assert_raise SystemExit do
+      @mireru.run(arguments)
+    end
+  end
+
+  def test_run_help_option_sugar
+    arguments = %w(-h)
+    mock(@mireru).write_help_message
+    assert_raise SystemExit do
+      @mireru.run(arguments)
+    end
+  end
+
+  def test_files_from_arguments_no_argument
+    arguments = %w()
+    expected = %w(dir1 file1 dir2)
+    mock(Dir).glob("*") { expected }
+    files = @mireru.__send__(:files_from_arguments, arguments)
+    assert_equal(files, expected)
+  end
+
+  def test_files_from_arguments_deep_option_only
+    arguments = %w(--deep)
+    expected = %w(dir1 file1 dir2 dir1/file1 dir1/file2 dir2/file1)
+    mock(Dir).glob("**/*") { expected }
+    files = @mireru.__send__(:files_from_arguments, arguments)
+    assert_equal(files, expected)
+  end
+
+  def test_files_from_arguments_deep_option_and_dir
+    arguments = %w(--deep dir1 file1 dir2)
+    expected_dir1 = %w(dir1/file1 dir1/file2)
+    expected_dir2 = %w(dir2/file1)
+    expected = [expected_dir1, "file1", expected_dir2].flatten
+    mock(File).directory?("dir1") { true }
+    mock(File).directory?("file1") { false }
+    mock(File).directory?("dir2") { true }
+    mock(Dir).glob("dir1/**/*") { expected_dir1 }
+    mock(Dir).glob("dir2/**/*") { expected_dir2 }
+    files = @mireru.__send__(:files_from_arguments, arguments)
+    assert_equal(files, expected)
+  end
+
+  def test_files_from_arguments_all_dir
+    arguments = %w(dir1 dir2)
+    expected_dir1 = %w(dir1/file1 dir1/file2)
+    expected_dir2 = %w(dir2/file1)
+    expected = [expected_dir1, expected_dir2].flatten
+    mock(File).directory?("dir1") { true }
+    mock(File).directory?("dir2") { true }
+    mock(Dir).glob("dir1/*") { expected_dir1 }
+    mock(Dir).glob("dir2/*") { expected_dir2 }
+    files = @mireru.__send__(:files_from_arguments, arguments)
+    assert_equal(files, expected)
+  end
+
+  def test_files_from_arguments_else
+    arguments = %w(dir1 file1 dir2)
+    files = @mireru.__send__(:files_from_arguments, arguments)
+    assert_equal(files, arguments)
+  end
 end