0 * _

        when:
        property.set(provider)

        then:
        0 * _

        when:
        def r2 = p.get()

        then:
        r2 == "cba"
        1 * transformer.transform("abc") >> "cba"
        0 * _
    }

    def "provider from property with convention can be absent"() {
        def property = propertyWithDefaultValue(String)
        property.convention("convention")

	{Type: registry.QWORD, Name: "Qword6", Value: uint64(0xffffffff)},
	{Type: registry.MULTI_SZ, Name: "MultiString1", Value: []string{"a", "b", "c"}},
	{Type: registry.MULTI_SZ, Name: "MultiString2", Value: []string{"abc", "", "cba"}},
	{Type: registry.MULTI_SZ, Name: "MultiString3", Value: []string{""}},
	{Type: registry.MULTI_SZ, Name: "MultiString4", Value: []string{"abcdef"}},