Changeset 4320679 for python/tests

Timestamp:

Jan 12, 2014, 7:58:06 AM (11 years ago)

Author:

Paul Brossier <piem@piem.org>

Branches:

feature/autosink, feature/cnn, feature/cnn_org, feature/constantq, feature/crepe, feature/crepe_org, feature/pitchshift, feature/pydocstrings, feature/timestretch, fix/ffmpeg5, master, pitchshift, sampler, timestretch, yinfft+

Children:

6fbee46

Parents:

f36ecea

Message:

lib/aubio/slicing.py: allow any regions, overlaping or not, add more tests

File:

• python/tests/test_slicing.py (modified) (4 diffs)

python/tests/test_slicing.py

@@ -10 +10 @@
 import shutil
 
-n_slices = 8
+n_slices = 4
 
 class aubio_slicing_test_case(TestCase):
@@ -34 +34 @@
         hopsize = 200
         regions_start = [i*hopsize for i in range(1, n_slices)]
-        regions_start += [count_samples_in_file(self.source_file) + 1000]
         slice_source_at_stamps(self.source_file, regions_start, output_dir = self.output_dir,
                 hopsize = 200)
@@ -47 +46 @@
             "number of samples written different from number of original samples")
         shutil.rmtree(self.output_dir)
+
+class aubio_slicing_with_ends_test_case(TestCase):
+
+    def setUp(self):
+        self.source_file = get_default_test_sound(self)
+        self.output_dir = tempfile.mkdtemp(suffix = 'aubio_slicing_test_case')
+
+    def test_slice_start_and_ends_no_gap(self):
+        regions_start = [i*1000 for i in range(n_slices)]
+        regions_ends = [start - 1 for start in regions_start[1:]] + [1e120]
+        slice_source_at_stamps(self.source_file, regions_start, regions_ends,
+                output_dir = self.output_dir)
+        original_samples = count_samples_in_file(self.source_file)
+        written_samples = count_samples_in_directory(self.output_dir)
+        total_files = count_files_in_directory(self.output_dir)
+        assert_equal(n_slices, total_files,
+            "number of slices created different from expected")
+        assert_equal(written_samples, original_samples,
+            "number of samples written different from number of original samples")
+
+    def test_slice_start_and_ends_200_gap(self):
+        regions_start = [i*1000 for i in range(n_slices)]
+        regions_ends = [start + 199 for start in regions_start]
+        slice_source_at_stamps(self.source_file, regions_start, regions_ends,
+                output_dir = self.output_dir)
+        expected_samples = 200 * n_slices
+        written_samples = count_samples_in_directory(self.output_dir)
+        total_files = count_files_in_directory(self.output_dir)
+        assert_equal(n_slices, total_files,
+            "number of slices created different from expected")
+        assert_equal(written_samples, expected_samples,
+            "number of samples written different from number of original samples")
+
+    def test_slice_start_and_ends_overlaping(self):
+        regions_start = [i*1000 for i in range(n_slices)]
+        regions_ends = [start + 1199 for start in regions_start]
+        slice_source_at_stamps(self.source_file, regions_start, regions_ends,
+                output_dir = self.output_dir)
+        expected_samples = 1200 * n_slices
+        written_samples = count_samples_in_directory(self.output_dir)
+        total_files = count_files_in_directory(self.output_dir)
+        assert_equal(n_slices, total_files,
+            "number of slices created different from expected")
+        assert_equal(written_samples, expected_samples,
+            "number of samples written different from number of original samples")
+
+    def tearDown(self):
+        shutil.rmtree(self.output_dir)
+
 
 class aubio_slicing_wrong_starts_test_case(TestCase):
@@ -87 +135 @@
         slice_source_at_stamps (self.source_file, regions_start, regions_end,
                 output_dir = self.output_dir)
+        total_files = count_files_in_directory(self.output_dir)
+        assert_equal(n_slices, total_files,
+            "number of slices created different from expected")
         original_samples = count_samples_in_file(self.source_file)
         written_samples = count_samples_in_directory(self.output_dir)