test: temp workaround for linux test apps

conftest.py

@@ -260,15 +260,20 @@ def build_dir(app_path: str, target: Optional[str], config: Optional[str]) -> st
     Returns:
         valid build directory
     """
-
-    check_dirs = []
-    if target is not None and config is not None:
-        check_dirs.append(f'build_{target}_{config}')
-    if target is not None:
-        check_dirs.append(f'build_{target}')
-    if config is not None:
-        check_dirs.append(f'build_{config}')
-    check_dirs.append('build')
+    if target == 'linux':
+        # IDF-6644
+        # hard-coded in components/esp_partition/partition_linux.c
+        # const char *partition_table_file_name = "build/partition_table/partition-table.bin";
+        check_dirs = ['build']
+    else:
+        check_dirs = []
+        if target is not None and config is not None:
+            check_dirs.append(f'build_{target}_{config}')
+        if target is not None:
+            check_dirs.append(f'build_{target}')
+        if config is not None:
+            check_dirs.append(f'build_{config}')
+        check_dirs.append('build')
 
     for check_dir in check_dirs:
         binary_path = os.path.join(app_path, check_dir)
@@ -284,6 +289,15 @@ def build_dir(app_path: str, target: Optional[str], config: Optional[str]) -> st
     )
 
 
+@pytest.fixture(autouse=True)
+def linux_cd_into_app_folder(app_path: str, target: Optional[str]) -> None:
+    # IDF-6644
+    # hard-coded in components/esp_partition/partition_linux.c
+    # const char *partition_table_file_name = "build/partition_table/partition-table.bin";
+    if target == 'linux':
+        os.chdir(app_path)
+
+
 @pytest.fixture(autouse=True)
 @multi_dut_fixture
 def junit_properties(test_case_name: str, record_xml_attribute: Callable[[str, object], None]) -> None:
@@ -327,6 +341,7 @@ def check_performance(idf_path: str) -> Callable[[str, float, str], None]:
         :param target: target chip
         :raise: AssertionError: if check fails
         """
+
         def _find_perf_item(operator: str, path: str) -> float:
             with open(path, 'r') as f:
                 data = f.read()

tools/ci/ci_build_apps.py

@@ -61,13 +61,18 @@ def get_pytest_apps(
     app_dirs.sort()
 
     default_size_json_path = 'size.json'
+    build_dir = 'build_@t_@w'
     if target == 'linux':  # no idf_size.py for linux target
         default_size_json_path = None  # type: ignore
+        # IDF-6644
+        # hard-coded in components/esp_partition/partition_linux.c
+        # const char *partition_table_file_name = "build/partition_table/partition-table.bin";
+        build_dir = 'build'
 
     apps = find_apps(
         app_dirs,
         target=target,
-        build_dir='build_@t_@w',
+        build_dir=build_dir,
         config_rules_str=config_rules_str,
         build_log_path='build_log.txt',
         size_json_path=default_size_json_path,