refactor: move binary_ab_test to ab_test.py

This function was only used in ab_test.py

Signed-off-by: Egor Lazarchuk <yegorlz@amazon.co.uk>

Author: ShadowCurse

tests/framework/ab_test.py

@@ -26,11 +26,9 @@
 from typing import Callable, Optional, TypeVar
 
 from framework import utils
-from framework.defs import FC_WORKSPACE_DIR
 from framework.properties import global_props
 from framework.utils import CommandReturn
 from framework.with_filelock import with_filelock
-from host_tools.cargo_build import DEFAULT_TARGET_DIR
 
 # Locally, this will always compare against main, even if we try to merge into, say, a feature branch.
 # We might want to do a more sophisticated way to determine a "parent" branch here.
@@ -95,27 +93,6 @@ def git_ab_test(
         return result_a, result_b, comparison
 
 
-DEFAULT_A_DIRECTORY = FC_WORKSPACE_DIR / "build" / "main"
-DEFAULT_B_DIRECTORY = FC_WORKSPACE_DIR / "build" / "cargo_target" / DEFAULT_TARGET_DIR
-
-
-def binary_ab_test(
-    test_runner: Callable[[Path, bool], T],
-    comparator: Callable[[T, T], U] = default_comparator,
-    *,
-    a_directory: Path = DEFAULT_A_DIRECTORY,
-    b_directory: Path = DEFAULT_B_DIRECTORY,
-):
-    """
-    Similar to `git_ab_test`, but instead of locally checking out different revisions, it operates on
-    directories containing firecracker/jailer binaries
-    """
-    result_a = test_runner(a_directory, True)
-    result_b = test_runner(b_directory, False)
-
-    return result_a, result_b, comparator(result_a, result_b)
-
-
 def git_ab_test_host_command_if_pr(
     command: str,
     *,

tools/ab_test.py

@@ -25,15 +25,14 @@
 import sys
 from collections import defaultdict
 from pathlib import Path
-from typing import List
+from typing import Callable, List, TypeVar
 
 import scipy
 
 # Hack to be able to use our test framework code
 sys.path.append(str(Path(__file__).parent.parent / "tests"))
 
 # pylint:disable=wrong-import-position
-from framework.ab_test import binary_ab_test
 from framework.properties import global_props
 from host_tools.metrics import get_metrics_logger
 
@@ -379,6 +378,27 @@ def analyze_data(
     print("No regressions detected!")
 
 
+T = TypeVar("T")
+U = TypeVar("U")
+
+
+def binary_ab_test(
+    test_runner: Callable[[Path, bool], T],
+    comparator: Callable[[T, T], U],
+    *,
+    a_directory: Path,
+    b_directory: Path,
+):
+    """
+    Similar to `git_ab_test`, but instead of locally checking out different revisions, it operates on
+    directories containing firecracker/jailer binaries
+    """
+    result_a = test_runner(a_directory, True)
+    result_b = test_runner(b_directory, False)
+
+    return result_a, result_b, comparator(result_a, result_b)
+
+
 def ab_performance_test(
     a_revision: Path,
     b_revision: Path,