Added test for loading compressed score files

bob/measure/test_io.py

+#!/usr/bin/env python
+# vim: set fileencoding=utf-8 :
+# Andre Anjos <andre.anjos@idiap.ch>
+# Wed 11 Dec 15:14:08 2013 CET
+#
+# Copyright (C) 2011-2013 Idiap Research Institute, Martigny, Switzerland
+
+"""Tests the IO functionality of bob.measure."""
+
+import bob.measure
+import pkg_resources
+
+def test_load_scores():
+  # This function tests the IO functionality of loading score files in different ways
+
+  scores = []
+  load_functions = {'4col' : bob.measure.load.four_column, '5col' : bob.measure.load.five_column}
+  cols = {'4col' : 4, '5col' : 5}
+
+  for variant in ('4col', '5col'):
+
+    # read score file in normal way
+    normal_score_file = pkg_resources.resource_filename('bob.measure', 'data/dev-%s.txt' % variant)
+    normal_scores = list(load_functions[variant](normal_score_file))
+
+    assert len(normal_scores) == 910
+    assert all(len(s) == cols[variant] for s in normal_scores)
+
+    # read the compressed score file
+    compressed_score_file = pkg_resources.resource_filename('bob.measure', 'data/dev-%s.tar.gz' % variant)
+    compressed_scores = list(load_functions[variant](compressed_score_file))
+
+    assert len(compressed_scores) == len(normal_scores)
+    assert all(len(c) == cols[variant] for c in compressed_scores)
+    assert all(c[i] == s[i] for c,s in zip(compressed_scores, normal_scores) for i in range(cols[variant]))