Initial data commit

Task/Test-a-function/Ruby/test-a-function-1.rb

@@ -0,0 +1,26 @@
+def palindrome?(s)
+  s == s.reverse
+end
+
+require 'test/unit'
+class MyTests < Test::Unit::TestCase
+  def test_palindrome_ok
+    assert(palindrome? "aba")
+  end
+
+  def test_palindrome_nok
+    assert_equal(false, palindrome?("ab"))
+  end
+
+  def test_object_without_reverse
+    assert_raise(NoMethodError) {palindrome? 42}
+  end
+
+  def test_wrong_number_args
+    assert_raise(ArgumentError) {palindrome? "a", "b"}
+  end
+
+  def test_show_failing_test
+    assert(palindrome?("ab"), "this test case fails on purpose")
+  end
+end