Ability to enable/disable reporting of now playing and scrobbling

tests/config.test.ts

@@ -0,0 +1,41 @@
+import config from "../src/config";
+
+describe("config", () => {
+  const OLD_ENV = process.env;
+
+  beforeEach(() => {
+    jest.resetModules();
+    process.env = { ...OLD_ENV };
+  });
+
+  afterEach(() => {
+    process.env = OLD_ENV;
+  });
+
+  function describeBooleanConfigValue(name : string, envVar: string) {
+    describe(name, () => {
+      function expecting({
+        value,
+        expected,
+      }: {
+        value: string;
+        expected: boolean;
+      }) {
+        describe(`when value is ${value}`, () => {
+          it(`should be ${expected}`, () => {
+            process.env[envVar] = value;
+            expect((config() as any)[name]).toEqual(expected);
+          });
+        });
+      }
+  
+      expecting({ value: "", expected: true });
+      expecting({ value: "true", expected: true });
+      expecting({ value: "false", expected: false });
+      expecting({ value: "foo", expected: false });
+    });
+  };
+  
+  describeBooleanConfigValue("scrobbleTracks", "BONOB_SCROBBLE_TRACKS");
+  describeBooleanConfigValue("reportNowPlaying", "BONOB_REPORT_NOW_PLAYING");
+});