tests: Simplify generating payload

Signed-off-by: Jakub Jelen <[email protected]>

tests/unit/sftp_test.py

@@ -50,18 +50,19 @@ def dst_path(file_paths_pair):
     return path
 
 
-@pytest.fixture
-def other_payload():
-    """Generate a binary test payload."""
-    uuid_name = uuid.uuid4()
-    return 'Original content: {name!s}'.format(name=uuid_name).encode()
+@pytest.fixture(params=[32, 1025])
+def sized_payload():
+    """Generate a binary test payload of size given as a parameter."""
+    payload_len = 1024 + 1
+    random_bytes = [ord(random.choice(string.printable)) for _ in range(payload_len)]
+    return bytes(random_bytes)
 
 
 @pytest.fixture
-def dst_exists_path(file_paths_pair, other_payload):
+def dst_exists_path(file_paths_pair, sized_payload):
     """Return a data destination path."""
     path = file_paths_pair[1]
-    path.write_bytes(other_payload)
+    path.write_bytes(sized_payload)
     assert path.exists()
     return path
 
@@ -96,32 +97,24 @@ def test_put_existing(dst_exists_path, src_path, sftp_session, transmit_payload)
 
 
 @pytest.fixture
-def large_payload():
-    """Generate a large 1025 byte (1024 + 1B) test payload."""
-    payload_len = 1024 + 1
-    random_bytes = [ord(random.choice(string.printable)) for _ in range(payload_len)]
-    return bytes(random_bytes)
-
-
-@pytest.fixture
-def src_path_large(tmp_path, large_payload):
+def src_path_large(tmp_path, sized_payload):
     """Return a remote path to a 1025 byte-sized file.
 
     The pylibssh chunk size is 1024 so the test needs a file that would
     execute at least two loops.
     """
     path = tmp_path / 'large.txt'
-    path.write_bytes(large_payload)
+    path.write_bytes(sized_payload)
     return path
 
 
-def test_put_large(dst_path, src_path_large, sftp_session, large_payload):
+def test_put_large(dst_path, src_path_large, sftp_session, sized_payload):
     """Check that SFTP can upload large file."""
     sftp_session.put(str(src_path_large), str(dst_path))
-    assert dst_path.read_bytes() == large_payload
+    assert dst_path.read_bytes() == sized_payload
 
 
-def test_get_large(dst_path, src_path_large, sftp_session, large_payload):
+def test_get_large(dst_path, src_path_large, sftp_session, sized_payload):
     """Check that SFTP can download large file."""
     sftp_session.get(str(src_path_large), str(dst_path))
-    assert dst_path.read_bytes() == large_payload
+    assert dst_path.read_bytes() == sized_payload