test files renamed with test_ prefix

error tests added

Rakefile updated with new test file names

event tasks moved into :e namespace

test/obsws/test_error.rb

@@ -0,0 +1,17 @@
+require_relative "../minitest_helper"
+
+class OBSWSConnectionErrorTest < Minitest::Test
+  def test_it_raises_an_obsws_connection_error_on_wrong_password
+    e = assert_raises(OBSWS::OBSWSConnectionError) { OBSWS::Requests::Client.new(host: "localhost", port: 4455, password: "wrongpassword", connect_timeout: 1).new }
+    assert_equal(e.message, "Timed out waiting for successful identification (1 seconds elapsed)")
+  end
+end
+
+class OBSWSRequestErrorTest < Minitest::Test
+  def test_it_raises_an_obsws_request_error_on_invalid_request
+    e = assert_raises(OBSWS::OBSWSRequestError) { OBSWSTest.r_client.toggle_input_mute("unknown") }
+    assert_equal(e.req_name, "ToggleInputMute")
+    assert_equal(e.code, 600)
+    assert_equal(e.message, "Request ToggleInputMute returned code 600. With message: No source was found by the name of `unknown`.")
+  end
+end