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

node_modules/ajv/lib/vocabularies/applicator/thenElse.ts

@@ -0,0 +1,13 @@
+import type {CodeKeywordDefinition} from "../../types"
+import type {KeywordCxt} from "../../compile/validate"
+import {checkStrictMode} from "../../compile/util"
+
+const def: CodeKeywordDefinition = {
+  keyword: ["then", "else"],
+  schemaType: ["object", "boolean"],
+  code({keyword, parentSchema, it}: KeywordCxt) {
+    if (parentSchema.if === undefined) checkStrictMode(it, `"${keyword}" without "if" is ignored`)
+  },
+}
+
+export default def