trunner: add reboot property in yaml

JIRA CI-303

trunner/config.py

@@ -169,6 +169,14 @@ def _parse_shell_command(self, config: dict):
             cmd=parsed_cmd,
         )
 
+    def _parse_reboot(self, config: dict) -> None:
+        reboot = config.get("reboot", self.test.should_reboot)
+
+        if not isinstance(reboot, bool):
+            raise ParserError(f"reboot must be a boolean value (true/false) not {reboot}")
+
+        self.test.should_reboot = reboot
+
     def _parse_ignore(self, config: dict) -> None:
         ignore = config.get("ignore", self.main.ignore)
 
@@ -248,6 +256,7 @@ def _parse_config(self, config: dict):
         if self.test.ignore:
             return
 
+        self._parse_reboot(config)
         self._parse_shell_command(config)
         self._parse_load(config)
         self._parse_kwargs(config)

trunner/test_runner.py

@@ -156,6 +156,8 @@ def run_tests(self, tests: Sequence[TestOptions]):
         """
 
         fail, skip = 0, 0
+        # Reboot is required for the initial test.
+        tests[0].should_reboot = True
 
         for idx, test in enumerate(tests):
             result = TestResult(test.name)
@@ -191,18 +193,15 @@ def run_tests(self, tests: Sequence[TestOptions]):
             def set_reboot_flag(tests, idx, result):
                 # If the test is successful and the next test doesn't require loading via
                 # the plo we don't want to reboot the entire device (to speed up the test execution).
-                # There are three exceptions to this rule:
+                # There are five exceptions to this rule:
+                # 0. The yaml config has been configured with the reboot parameter set to True.
                 # 1. Runner runs in the "nightly" mode when we are not concerned about slow execution.
                 # 2. The test has failed.
                 # 3. We have to enter the bootloader in order to load applications.
+                # 4. The test is skipped, but there should be a reboot.
                 if idx == len(tests) - 1:
                     return
 
-                tests[idx + 1].should_reboot = False
-
-                if result.is_skip():
-                    tests[idx + 1].should_reboot = tests[idx].should_reboot
-
                 if (
                     result.is_fail()
                     or self.ctx.nightly
@@ -211,6 +210,7 @@ def set_reboot_flag(tests, idx, result):
                         and tests[idx + 1].bootloader is not None
                         and tests[idx + 1].bootloader.apps
                     )
+                    or result.is_skip() and tests[idx].should_reboot
                 ):
                     tests[idx + 1].should_reboot = True
 

trunner/types.py

@@ -208,7 +208,7 @@ class TestOptions:
     target: Optional[str] = None
     bootloader: Optional[BootloaderOptions] = None
     shell: Optional[ShellOptions] = None
-    should_reboot: bool = True
+    should_reboot: bool = False
     ignore: bool = False
     nightly: bool = False
     kwargs: Dict = field(default_factory=dict)