Update test framework: fix run_tests.py to support all test files, add auto-import-check for test files

node_modules/jsondiffpatch/lib/formatters/html.d.ts

@@ -0,0 +1,27 @@
+import BaseFormatter from './base.js';
+import type { BaseFormatterContext, DeltaType, NodeType } from './base.js';
+import type { AddedDelta, ArrayDelta, DeletedDelta, Delta, ModifiedDelta, MovedDelta, ObjectDelta, TextDiffDelta } from '../types.js';
+interface HtmlFormatterContext extends BaseFormatterContext {
+    hasArrows?: boolean;
+}
+declare class HtmlFormatter extends BaseFormatter<HtmlFormatterContext> {
+    typeFormattterErrorFormatter(context: HtmlFormatterContext, err: unknown): void;
+    formatValue(context: HtmlFormatterContext, value: unknown): void;
+    formatTextDiffString(context: HtmlFormatterContext, value: string): void;
+    rootBegin(context: HtmlFormatterContext, type: DeltaType, nodeType: NodeType): void;
+    rootEnd(context: HtmlFormatterContext): void;
+    nodeBegin(context: HtmlFormatterContext, key: string, leftKey: string | number, type: DeltaType, nodeType: NodeType): void;
+    nodeEnd(context: HtmlFormatterContext): void;
+    format_unchanged(context: HtmlFormatterContext, delta: undefined, left: unknown): void;
+    format_movedestination(context: HtmlFormatterContext, delta: undefined, left: unknown): void;
+    format_node(context: HtmlFormatterContext, delta: ObjectDelta | ArrayDelta, left: unknown): void;
+    format_added(context: HtmlFormatterContext, delta: AddedDelta): void;
+    format_modified(context: HtmlFormatterContext, delta: ModifiedDelta): void;
+    format_deleted(context: HtmlFormatterContext, delta: DeletedDelta): void;
+    format_moved(context: HtmlFormatterContext, delta: MovedDelta): void;
+    format_textdiff(context: HtmlFormatterContext, delta: TextDiffDelta): void;
+}
+export declare const showUnchanged: (show?: boolean, node?: Element | null, delay?: number) => void;
+export declare const hideUnchanged: (node?: Element, delay?: number) => void;
+export default HtmlFormatter;
+export declare function format(delta: Delta, left?: unknown): string | undefined;