[py] expect a failure on 32bit systems, add a comment about -ffloat-store (closes...

[aubio.git] / python / tests / test_hztomel.py

diff --git a/python/tests/test_hztomel.py b/python/tests/test_hztomel.py
index c7c402d..a1f4f8e 100755 (executable)
--- a/python/tests/test_hztomel.py
+++ b/python/tests/test_hztomel.py
@@ -3,23 +3,29 @@
 from unittest import main
 from numpy.testing import TestCase
 from numpy.testing import assert_equal, assert_almost_equal
+from _tools import assert_warns
+from utils import is32bit
 import numpy as np
 import aubio
 
 from aubio import hztomel, meltohz
 from aubio import hztomel_htk, meltohz_htk
 
-
 class aubio_hztomel_test_case(TestCase):
 
     def test_hztomel(self):
         assert_equal(hztomel(0.), 0.)
         assert_almost_equal(hztomel(400. / 3.), 2., decimal=5)
         assert_almost_equal(hztomel(1000. / 3), 5.)
-        assert_equal(hztomel(200.), 3.)
+        # on 32bit, some of these tests fails unless compiling with -ffloat-store
+        try:
+            assert_equal(hztomel(200.), 3.)
+        except AssertionError:
+            if not is32bit(): raise
+            assert_almost_equal(hztomel(200.), 3., decimal=5)
         assert_almost_equal(hztomel(1000.), 15)
-        assert_almost_equal(hztomel(6400), 42)
-        assert_almost_equal(hztomel(40960), 69)
+        assert_almost_equal(hztomel(6400), 42, decimal=5)
+        assert_almost_equal(hztomel(40960), 69, decimal=5)
 
         for m in np.linspace(0, 1000, 100):
             assert_almost_equal(hztomel(meltohz(m)) - m, 0, decimal=3)
@@ -27,7 +33,11 @@ class aubio_hztomel_test_case(TestCase):
     def test_meltohz(self):
         assert_equal(meltohz(0.), 0.)
         assert_almost_equal(meltohz(2), 400. / 3., decimal=4)
-        assert_equal(meltohz(3.), 200.)
+        try:
+            assert_equal(meltohz(3.), 200.)
+        except AssertionError:
+            if not is32bit(): raise
+            assert_almost_equal(meltohz(3.), 200., decimal=5)
         assert_almost_equal(meltohz(5), 1000. / 3., decimal=4)
         assert_almost_equal(meltohz(15), 1000., decimal=4)
         assert_almost_equal(meltohz(42), 6400., decimal=2)
@@ -37,12 +47,12 @@ class aubio_hztomel_test_case(TestCase):
             assert_almost_equal(meltohz(hztomel(f)) - f, 0, decimal=1)
 
     def test_meltohz_negative(self):
-        # TODO add assert_warns
-        assert_equal(meltohz(-1), 0)
+        with assert_warns(UserWarning):
+            assert_equal(meltohz(-1), 0)
 
     def test_hztomel_negative(self):
-        # TODO add assert_warns
-        assert_equal(hztomel(-1), 0)
+        with assert_warns(UserWarning):
+            assert_equal(hztomel(-1), 0)
 
 
 class aubio_hztomel_htk_test_case(TestCase):
@@ -57,14 +67,16 @@ class aubio_hztomel_htk_test_case(TestCase):
         assert_almost_equal(hztomel(6300, htk=True), 2595., decimal=1)
 
     def test_meltohz_negative(self):
-        # TODO add assert_warns
-        assert_equal(meltohz(-1, htk=True), 0)
+        with assert_warns(UserWarning):
+            assert_equal(meltohz(-1, htk=True), 0)
         assert_almost_equal(meltohz(2000, htk=True), 3428.7, decimal=1)
         assert_almost_equal(meltohz(1000, htk=True), 1000., decimal=1)
 
     def test_hztomel_negative(self):
-        # TODO add assert_warns
-        assert_equal(hztomel(-1, htk=True), 0)
+        with assert_warns(UserWarning):
+            assert_equal(meltohz(-1, htk=True), 0)
+        with assert_warns(UserWarning):
+            assert_equal(hztomel(-1, htk=True), 0)
         assert_almost_equal(hztomel(1000, htk=True), 1000., decimal=1)
 
     def test_hztomel_htk(self):