def property = propertyWithNoValue()

        property.set(b)
        property.disallowUnsafeRead()

        b.set(c)
        b.attachOwner(owner(), displayName("<b>"))

        c.set(someValue())
        c.attachOwner(owner(), displayName("<c>"))
        c.disallowUnsafeRead()

        given:
        property."$method"()

        when:
        b.set(someOtherValue())

    }

    def "cannot query files when unsafe reads disallowed and host is not ready"() {
        given:
        def file = new File('one')
        collection.from('a')
        collection.disallowUnsafeRead()

        when:
        collection.files

        then:
        def e = thrown(IllegalStateException)
        e.message == "Cannot query the value of <display> because <reason>."

        def a = property()
        def b = property()
        def c = elementProperty()
        def property = property()
        property.disallowUnsafeRead()

        property.addAll(a)

        a.addAll(b)
        a.attachOwner(owner(), displayName("<a>"))

        b.attachOwner(owner(), displayName("<b>"))

        property.add(c)

        def a = property()
        def b = property()
        def c = valueProperty()
        def property = property()
        property.disallowUnsafeRead()

        property.putAll(a)

        a.putAll(b)
        a.attachOwner(owner(), displayName("<a>"))

        b.attachOwner(owner(), displayName("<b>"))

        property.put("c", c)