Revamp Python regression tests suite (#2022)

* Fix Python regression test suite (partial)

* Fix Python regression test suite

* Add a test for mapping at high addresses

* Add ctl tests

tests/regress/hook_add_crash.py

@@ -2,15 +2,21 @@
 
 """https://github.com/unicorn-engine/unicorn/issues/165"""
 
-import unicorn
+import regress
+
+from unicorn import *
+
 
 def hook_mem_read_unmapped(mu, access, address, size, value, user_data):
     pass
 
-mu = unicorn.Uc(unicorn.UC_ARCH_X86, unicorn.UC_MODE_32)
+class TestHook(regress.RegressTest):
+    def test_excessive_hooks(self):
+        mu = Uc(UC_ARCH_X86, UC_MODE_32)
 
-try:
-    for x in range(0, 1000):
-        mu.hook_add(unicorn.UC_HOOK_MEM_READ_UNMAPPED, hook_mem_read_unmapped, None)
-except unicorn.UcError as e:
-    print("ERROR: %s" % e)
+        for _ in range(1337):
+            mu.hook_add(UC_HOOK_MEM_READ_UNMAPPED, hook_mem_read_unmapped)
+
+
+if __name__ == '__main__':
+    regress.main()