Class TestInitApp

xtop/tests/test_textual_init.py:21–102

Test initialization order

logger = logging.getLogger('test_init')

class TestInitApp(App):
    """Test initialization order"""
    
    CSS = """
    #breadcrumb {
        height: 4;
        padding: 1;
        margin: 0 1;
        border: solid green;
        background: $boost;
        color: $text;
    }
    
    DataTable {
        height: 100%;
        border: solid blue;
    }
    
    TabbedContent {
        height: 100%;
    }
    """
    
    def compose(self) -> ComposeResult:
        """Create the UI layout"""
        logger.info("compose() called")
        
        yield Header()
        yield Static(
            "AvgThreads: (initialising)\n"
            f"{'TimeRange:'.ljust(LABEL_WIDTH)} Detecting...\n"
            f"{'Window:'.ljust(LABEL_WIDTH)} Pending...\n"
            f"{'Filters:'.ljust(LABEL_WIDTH)} No filters applied\n"
            f"{'Path:'.ljust(LABEL_WIDTH)} Loading...",
            id="breadcrumb",
        )
        
        with TabbedContent(id="tabs"):
            with TabPane("Main", id="tab-0"):
                yield DataTable(id="table-0")
                    
        yield Footer()
    
    def on_mount(self) -> None:
        """Initialize when app is mounted"""
        logger.info("on_mount() called")
        
        # Check if widgets exist
        try:
            breadcrumb = self.query_one("#breadcrumb", Static)
            logger.info(f"Found breadcrumb: {breadcrumb}")
            breadcrumb.update(
                "AvgThreads: test\n"
                f"{'TimeRange:'.ljust(LABEL_WIDTH)} Test\n"
                f"{'Window:'.ljust(LABEL_WIDTH)} Test window\n"
                f"{'Filters:'.ljust(LABEL_WIDTH)} Test filter\n"
                f"{'Path:'.ljust(LABEL_WIDTH)} Test path"
            )