add test

Author: tomvanmele

tests/compas/data/test_json_numpy.py

@@ -15,3 +15,24 @@ def test_json_numpy():
 
 except ImportError:
     pass
+
+
+try:
+    import numpy as np
+
+    try:
+        np_float = np.float_
+    except AttributeError:
+        np_float = np.float64
+
+    def test_json_numpy_float():
+        before = [
+            np.array([1, 2, 3], dtype=np_float),
+            np.array([1.0, 2.0, 3.0]),
+            np_float(1.0),
+        ]
+        after = compas.json_loads(compas.json_dumps(before))
+        assert after == [[1, 2, 3], [1.0, 2.0, 3.0], 1.0]
+
+except ImportError:
+    pass