1 files changed, 109 insertions, 0 deletions
diff --git a/tests/benchmarks/test_crypto.py b/tests/benchmarks/test_crypto.py
new file mode 100644
index 00000000..3be447a5
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+++ b/tests/benchmarks/test_crypto.py
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+"""
+Benchmarks for crypto operations.
+If you don't want to stress your local machine too much, you can pass the
+SIZE_LIMT environment variable.
+
+For instance, to keep the maximum payload at 1MB:
+
+SIZE_LIMIT=1E6 py.test -s tests/perf/test_crypto.py
+"""
+import pytest
+import os
+import json
+from uuid import uuid4
+
+from leap.soledad.common.document import SoledadDocument
+from leap.soledad.client import _crypto
+
+LIMIT = int(float(os.environ.get('SIZE_LIMIT', 50 * 1000 * 1000)))
+
+
+def create_doc_encryption(size):
+    @pytest.mark.benchmark(group="test_crypto_encrypt_doc")
+    @pytest.inlineCallbacks
+    def test_doc_encryption(soledad_client, txbenchmark, payload):
+        """
+        Encrypt a document of a given size.
+        """
+        crypto = soledad_client()._crypto
+
+        DOC_CONTENT = {'payload': payload(size)}
+        doc = SoledadDocument(
+            doc_id=uuid4().hex, rev='rev',
+            json=json.dumps(DOC_CONTENT))
+
+        yield txbenchmark(crypto.encrypt_doc, doc)
+    return test_doc_encryption
+
+
+# TODO this test is really bullshit, because it's still including
+# the json serialization.
+
+def create_doc_decryption(size):
+    @pytest.inlineCallbacks
+    @pytest.mark.benchmark(group="test_crypto_decrypt_doc")
+    def test_doc_decryption(soledad_client, txbenchmark, payload):
+        """
+        Decrypt a document of a given size.
+        """
+        crypto = soledad_client()._crypto
+
+        DOC_CONTENT = {'payload': payload(size)}
+        doc = SoledadDocument(
+            doc_id=uuid4().hex, rev='rev',
+            json=json.dumps(DOC_CONTENT))
+
+        encrypted_doc = yield crypto.encrypt_doc(doc)
+        doc.set_json(encrypted_doc)
+
+        yield txbenchmark(crypto.decrypt_doc, doc)
+    return test_doc_decryption
+
+
+def create_raw_encryption(size):
+    @pytest.mark.benchmark(group="test_crypto_raw_encrypt")
+    def test_raw_encrypt(monitored_benchmark, payload):
+        """
+        Encrypt raw payload using default mode from crypto module.
+        """
+        key = payload(32)
+        monitored_benchmark(_crypto.encrypt_sym, payload(size), key)
+    return test_raw_encrypt
+
+
+def create_raw_decryption(size):
+    @pytest.mark.benchmark(group="test_crypto_raw_decrypt")
+    def test_raw_decrypt(monitored_benchmark, payload):
+        """
+        Decrypt raw payload using default mode from crypto module.
+        """
+        key = payload(32)
+        iv, ciphertext = _crypto.encrypt_sym(payload(size), key)
+        monitored_benchmark(_crypto.decrypt_sym, ciphertext, key, iv)
+    return test_raw_decrypt
+
+
+# Create the TESTS in the global namespace, they'll be picked by the benchmark
+# plugin.
+
+encryption_tests = [
+    ('10k', 1E4),
+    ('100k', 1E5),
+    ('500k', 5E5),
+    ('1M', 1E6),
+    ('10M', 1E7),
+    ('50M', 5E7),
+]
+
+for name, size in encryption_tests:
+    if size < LIMIT:
+        sz = int(size)
+        globals()['test_encrypt_doc_' + name] = create_doc_encryption(sz)
+        globals()['test_decrypt_doc_' + name] = create_doc_decryption(sz)
+
+
+for name, size in encryption_tests:
+    if size < LIMIT:
+        sz = int(size)
+        globals()['test_encrypt_raw_' + name] = create_raw_encryption(sz)
+        globals()['test_decrypt_raw_' + name] = create_raw_decryption(sz)