static File findBundleJar(String bundleName) {
        Path bundlePath = Paths.get(TEST_BUNDLE_PATH, bundleName + "-bundle.jar");
        if (! Files.exists(bundlePath)) {
            throw new RuntimeException("Failed finding component jar file: " + bundlePath);
        }

        return bundlePath.toFile();
    }
Verifies the bundle jar file built and its manifest.

@author Tony Vaagenes
bundle-plugin-test/integration-test/src/test/java/com/yahoo/container/plugin/BundleTest.java