Method updateTestCountLabels

src/shared/test/test_model.ts:398–428

Recomputes the test counts and labels for a node and its parent/children (based on `direction`).

(node: RunnableTreeNode, forceUpdate: boolean, direction: "UP" | "DOWN")

	/** Recomputes the test counts and labels for a node and its parent/children (based on `direction`). */
	private updateTestCountLabels(node: RunnableTreeNode, forceUpdate: boolean, direction: "UP" | "DOWN"): void {
		if (direction === "DOWN") {
			for (const child of node.children) {
				this.updateTestCountLabels(child, forceUpdate, direction);
			}
		}

		// Update the cached counts on this node.
		if (node instanceof TestNode && !node.children.length) {
			node.testCount = 1;
			node.testCountPass = node.status === TestStatus.Passed ? 1 : 0;
			node.testCountSkip = node.status === TestStatus.Skipped ? 1 : 0;
		} else {
			node.testCount = node.children.map((c) => c.testCount).reduce((total, value) => total + value, 0);
			node.testCountPass = node.children.map((c) => c.testCountPass).reduce((total, value) => total + value, 0);
			node.testCountSkip = node.children.map((c) => c.testCountSkip).reduce((total, value) => total + value, 0);
		}
		const totalTests = this.config.showSkippedTests ? node.testCount : node.testCount - node.testCountSkip;

		// Update the label.
		const previousDescription = node.description;
		node.description = node.children.length && totalTests !== 0 ? `${node.testCountPass}/${totalTests} passed` : "";
		if (forceUpdate || node.description !== previousDescription)
			this.updateNode({ node });

		if (direction === "UP") {
			const parent = node.parent;
			if (parent instanceof RunnableTreeNode)
				this.updateTestCountLabels(parent, false, direction);
		}
	}

	public suiteDiscoveredConditional(dartCodeDebugSessionID: string | undefined, suitePath: string): SuiteData {
		return this.suites.getForPath(suitePath) ?? this.suiteDiscovered(dartCodeDebugSessionID, suitePath);