ADD: basic min axis content resizing

tests/unit_test.py

@@ -0,0 +1,16 @@
+from indicoio.utils.image import image_preprocess
+from PIL import Image
+import os, unittest, base64, StringIO
+
+DIR = os.path.dirname(os.path.realpath(__file__))
+
+class ResizeTests(unittest.TestCase):
+    """
+    test image resizing
+    """
+    def test_min_axis_resize(self):
+        test_image = os.path.normpath(os.path.join(DIR, "data/fear.png"))
+        resized_image = image_preprocess(test_image, min_axis=360)
+        image_string = StringIO.StringIO(base64.b64decode(resized_image))
+        image = Image.open(image_string)
+        self.assertEqual(image.size, (360.0, 360.0))