assertActivation(false, profile, newContext(newProperties("prop", ""), null));

        assertActivation(false, profile, newContext(newProperties("other", "value"), null));
    }

    @Test
    void testWithNameOnlySystemProperty() throws Exception {
        Profile profile = newProfile("prop", null);

        assertActivation(true, profile, newContext(null, newProperties("prop", "value")));

        DefaultProfileActivationContext context = new DefaultProfileActivationContext();
        return context.setUserProperties(userProperties).setSystemProperties(systemProperties);
    }

    protected void assertActivation(boolean active, Profile profile, ProfileActivationContext context) {
        SimpleProblemCollector problems = new SimpleProblemCollector();