Merge remote-tracking branch 'cindeem/ecat_endian' into main-master

* cindeem/ecat_endian:
  BF - fix endian test fail on BE machines

Author: matthew-brett

nibabel/ecat.py

@@ -265,7 +265,7 @@ def endianness(self):
     def _guess_endian(self, hdr):
         """Guess endian from MAGIC NUMBER value of header data
         """
-        if not 'MATRIX' in hdr['magic_number']:
+        if not hdr['sw_version'] == 74:
             return swapped_code
         else:
             return native_code

nibabel/tests/test_ecat.py

@@ -12,7 +12,7 @@
 
 import nibabel
 
-from ..ecat import EcatHeader, EcatMlist, EcatSubHeader, EcatImage
+from ..ecat import EcatHeader, EcatMlist, EcatSubHeader, EcatImage, native_code
 
 from unittest import TestCase
 
@@ -70,11 +70,11 @@ def test_update(self):
 
     def test_endianness(self):
         fid = open(ecat_file)
-        hdr = self.header_class()
-        newhdr = hdr.from_fileobj(fid)
+        native_hdr = self.header_class()
+        file_hdr = native_hdr.from_fileobj(fid)
         fid.close()
-        assert_true(hdr.endianness == '<')
-        assert_true(newhdr.endianness == '>')
+        assert_true(native_hdr.endianness == native_code)
+        assert_true(file_hdr.endianness == '>')
 
 class TestEcatMlist(TestCase):
     header_class = EcatHeader