mojo/public/tools/mojom/version_compatibility_unittest.py
def testStructFieldReorderWithExplicitOrdinals(self):
    """Reordering fields has no effect on backward-compatibility when field
    ordinals are explicitly labeled and remain unchanged."""
    self.assertBackwardCompatible('struct S { bool b@1; int32 a@0; };',
                                  'struct S { int32 a@0; bool b@1; };')
Reordering fields has no effect on backward-compatibility when field
    ordinals are explicitly labeled and remain unchanged.
Reordering fields has no effect on backward-compatibility when field
ordinals are explicitly labeled and remain unchanged.
Reordering fields has no effect on backward - compatibility when field ordinals are explicitly labeled and remain unchanged .
def testStructFieldReorderWithExplicitOrdinals(self):
    self.assertBackwardCompatible('struct S { bool b@1; int32 a@0; };',
                                  'struct S { int32 a@0; bool b@1; };')
def testStructFieldReorderWithExplicitOrdinals ( self ) : self . assertBackwardCompatible ( 'struct S { bool b@1; int32 a@0; };' , 'struct S { int32 a@0; bool b@1; };' )
Reordering fields has no effect on backward-compatibility when field
ordinals are explicitly labeled and remain unchanged.
Reordering fields has no effect on backward - compatibility when field ordinals are explicitly labeled and remain unchanged .
"""Reordering fields has no effect on backward-compatibility when field
    ordinals are explicitly labeled and remain unchanged."""
self