test(NODE-5179): remove ctr cipher tests (#611)

Author: durran

test/cryptoCallbacks.test.js

@@ -196,48 +196,6 @@ describe('cryptoCallbacks', function () {
       });
     });
 
-    // AES-256-CTR is used specifically with FLE2 only
-    ['aes256CtrEncryptHook', 'aes256CtrDecryptHook'].forEach(hookName => {
-      it(`should properly propagate an error when ${hookName} fails`, function (done) {
-        const error = new Error('some random error text');
-        this.sinon.stub(cryptoCallbacks, hookName).returns(error);
-
-        const encryption = new ClientEncryption(this.client, {
-          keyVaultNamespace: 'test.encryption',
-          kmsProviders
-        });
-
-        function finish(err) {
-          try {
-            expect(err, 'Expected an error to exist').to.exist;
-            expect(err).to.have.property('message', error.message);
-            done();
-          } catch (e) {
-            done(e);
-          }
-        }
-
-        try {
-          encryption.createDataKey('aws', dataKeyOptions, (err, dataKey) => {
-            if (err) return finish(err);
-
-            const encryptOptions = {
-              keyId: dataKey,
-              algorithm: 'Indexed',
-              contentionFactor: 0
-            };
-
-            encryption.encrypt('hello', encryptOptions, (err, encryptedValue) => {
-              if (err) return finish(err);
-              encryption.decrypt(encryptedValue, err => finish(err));
-            });
-          });
-        } catch (e) {
-          done(new Error('We should not be here'));
-        }
-      });
-    });
-
     // These ones will fail with an error, but that error will get overridden
     // with "failed to create KMS message" in mongocrypt-kms-ctx.c
     ['hmacSha256Hook', 'sha256Hook'].forEach(hookName => {