update test to not exit on first fail

As title

Author: esc

llvmlite/tests/test_binding.py

@@ -722,9 +722,16 @@ def test_linux(self):
         if platform.python_implementation() == 'PyPy':
             allowed.add('libtinfo')
 
+        fails = []
         for dep in deps:
             if not dep.startswith('ld-linux-') and dep not in allowed:
-                self.fail("unexpected dependency %r in %r" % (dep, deps))
+                fails.append(dep)
+        if len(fails) == 1:
+            self.fail("unexpected dependeny %r in %r" % (fails[0], deps))
+        elif len(fails) > 1:
+            self.fail("unexpected dependencies %r in %r" % (fails, deps))
+        else:
+            pass  # test passes
 
 
 class TestRISCVABI(BaseTest):