Add W3C test suite

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "src/test/resources/ttml/test-suite"]
+	path = src/test/resources/ttml/test-suite
+	url = https://github.com/w3c/imsc-hrm-tests

src/test/python/test_suite.py

@@ -0,0 +1,71 @@
+#!/usr/bin/env python
+# -*- coding: UTF-8 -*-
+
+# Copyright (c) 2023, Sandflow Consulting LLC
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+# 1. Redistributions of source code must retain the above copyright notice, this
+#    list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright notice,
+#    this list of conditions and the following disclaimer in the documentation
+#    and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+"""HRM Test Suite"""
+
+__author__ = "Pierre-Anthony Lemieux <[email protected]>"
+
+# pylint: disable=R0201,C0115,C0116,W0212
+import unittest
+import os.path
+from fractions import Fraction
+
+import imschrm.hrm
+import imschrm.doc_sequence
+
+class EventHandler(imschrm.hrm.EventHandler):
+
+  def __init__(self):
+    self.failed = False
+
+  def error(self, msg: str, doc_index: int, time_offset: Fraction, available_time: Fraction, stats: imschrm.hrm.ISDStatistics):
+    self.failed = True
+
+class HRMTestSuite(unittest.TestCase):
+
+  def test_fail_test_suite(self):
+    ev = EventHandler()
+    for root, _subdirs, files in os.walk("src/test/resources/ttml/test-suite/fail"):
+      for filename in files:
+        (name, ext) = os.path.splitext(filename)
+        if ext == ".ttml":
+          with self.subTest(name):
+            with open(os.path.join(root, filename), "r", encoding="utf-8") as f:
+              imschrm.hrm.validate(imschrm.doc_sequence.iter_isd([(0, None, f.read())]), ev, 0)
+              self.assertTrue(ev.failed)
+
+  def test_pass_test_suite(self):
+    ev = EventHandler()
+    for root, _subdirs, files in os.walk("src/test/resources/ttml/test-suite/pass"):
+      for filename in files:
+        (name, ext) = os.path.splitext(filename)
+        if ext == ".ttml":
+          with self.subTest(name):
+            with open(os.path.join(root, filename), "r", encoding="utf-8") as f:
+              imschrm.hrm.validate(imschrm.doc_sequence.iter_isd([(0, None, f.read())]), ev, 0)
+              self.assertFalse(ev.failed)
+
+if __name__ == '__main__':
+  unittest.main()