test parsing debug levels

__tests__/unit/logger.test.ts

@@ -0,0 +1,30 @@
+import { LOG_LEVELS, parseDebugLevel } from "../../src";
+
+describe("logging", () => {
+  describe("parseDebugLevel", () => {
+    it.each`
+      testName                  | input               | result
+      ${"'0'"}                  | ${"0"}              | ${"0"}
+      ${"'1'"}                  | ${"1"}              | ${"1"}
+      ${"'2'"}                  | ${"2"}              | ${"2"}
+      ${"'3'"}                  | ${"3"}              | ${"3"}
+      ${"'4'"}                  | ${"4"}              | ${"4"}
+      ${"LOG_LEVELS.TRACE"}     | ${LOG_LEVELS.TRACE} | ${LOG_LEVELS.TRACE}
+      ${"LOG_LEVELS.DEBUG"}     | ${LOG_LEVELS.DEBUG} | ${LOG_LEVELS.DEBUG}
+      ${"LOG_LEVELS.INFO"}      | ${LOG_LEVELS.INFO}  | ${LOG_LEVELS.INFO}
+      ${"LOG_LEVELS.WARN"}      | ${LOG_LEVELS.WARN}  | ${LOG_LEVELS.WARN}
+      ${"LOG_LEVELS.ERROR"}     | ${LOG_LEVELS.ERROR} | ${LOG_LEVELS.ERROR}
+      ${"empty"}                | ${""}               | ${"4"}
+      ${"null"}                 | ${null}             | ${"4"}
+      ${"undefined"}            | ${undefined}        | ${"4"}
+      ${"unkown number string"} | ${"42"}             | ${"4"}
+      ${"unknown string"}       | ${"asdf"}           | ${"4"}
+      ${"number"}               | ${42}               | ${"4"}
+    `(
+      "correctly parses input '$input' to log level '$result'",
+      ({ input, result }) => {
+        expect(parseDebugLevel(input)).toBe(result);
+      },
+    );
+  });
+});

src/index.ts

@@ -107,4 +107,9 @@ export {
   type HTTPStreamClient,
   type StreamAdapter,
 } from "./http-client";
-export { LogLevel, LOG_LEVELS, ConsoleLogHandler } from "./util/logging";
+export {
+  LogLevel,
+  LOG_LEVELS,
+  ConsoleLogHandler,
+  parseDebugLevel,
+} from "./util/logging";