How to use verify_bash_history_is_empty method in lisa

Best Python code snippet using lisa_python

azure_image_standard.py

Source:azure_image_standard.py

...727        priority=1,728        use_new_environment=True,729        requirement=simple_requirement(supported_platform_type=[AZURE, READY]),730    )731    def verify_bash_history_is_empty(self, node: Node) -> None:732        path_bash_history = "/root/.bash_history"733        cmd_result = node.execute(f"ls -lt {path_bash_history}", sudo=True, shell=True)734        if 0 == cmd_result.exit_code:735            cat = node.tools[Cat]736            bash_history = cat.read(path_bash_history, sudo=True)737            assert_that(bash_history).described_as(738                "/root/.bash_history is not empty, this image is not prepared well."739            ).is_empty()740    @TestCaseMetadata(741        description="""742        This test will check error, failure, warning messages from demsg,743         /var/log/syslog or /var/log/messages file.744        Steps:745        1. Get failure, error, warning messages from dmesg, /var/log/syslog or...

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