Drop 1.0.0 (#3312)

* delete the 1.0.0 support

* drop the version check

* drop the AES-CTR stuff

* Update the example

* openssl truncates for us now

* delete unused test

* unused imports

* Remove a bunch of conditional bindings for NPN

* no more 1.0.0 builders

* libressl fix

* update the docs

* remove dead branches

* oops

* this is a word, damnit

* spelling

* try removing this

* this test is not needed

* unused import

1 files changed, 7 insertions, 10 deletions

diff --git a/tests/hazmat/bindings/test_openssl.py b/tests/hazmat/bindings/test_openssl.py
index 3e01717c..85b51725 100644
--- a/tests/hazmat/bindings/test_openssl.py
+++ b/tests/hazmat/bindings/test_openssl.py
@@ -8,7 +8,7 @@ import pytest
 
 from cryptography.exceptions import InternalError
 from cryptography.hazmat.bindings.openssl.binding import (
-    Binding, _OpenSSLErrorWithText, _openssl_assert, _verify_openssl_version
+    Binding, _OpenSSLErrorWithText, _openssl_assert
 )
 
 
@@ -79,11 +79,14 @@ class TestOpenSSL(object):
     def test_conditional_removal(self):
         b = Binding()
 
-        if b.lib.CRYPTOGRAPHY_OPENSSL_101_OR_GREATER:
-            assert b.lib.CMAC_Init
+        if (
+            b.lib.CRYPTOGRAPHY_OPENSSL_110_OR_GREATER and
+            not b.lib.CRYPTOGRAPHY_IS_LIBRESSL
+        ):
+            assert b.lib.TLS_ST_OK
         else:
             with pytest.raises(AttributeError):
-                b.lib.CMAC_Init
+                b.lib.TLS_ST_OK
 
     def test_openssl_assert_error_on_stack(self):
         b = Binding()
@@ -107,9 +110,3 @@ class TestOpenSSL(object):
                 b'ex:data not multiple of block length'
             )
         )]
-
-    def test_verify_openssl_version(self, monkeypatch):
-        monkeypatch.delenv("CRYPTOGRAPHY_ALLOW_OPENSSL_100", raising=False)
-        with pytest.raises(RuntimeError):
-            # OpenSSL 1.0.0
-            _verify_openssl_version(0x100000F)