activePomProfiles[1].id == 'profile-3'
        !pomReader.properties.containsKey('prop1')
        !pomReader.properties.containsKey('prop4')
        pomReader.properties['prop2'] == 'myproperty2'
        pomReader.properties['prop3'] == 'myproperty3'
        !pomReader.dependencyMgt.containsKey(new MavenDependencyKey('group-two', 'artifact-one', 'jar', null))

        def property2 = property()
        property2.fromState(execTimeValue)

        then:
        assertValueIs(['2', '3a', '4'], property2)

        when:
        property2.add("5")
        property2.append("6")
        property2.append(notDefined())
        def execTimeValue2 = property2.calculateExecutionTimeValue()

        then:

        def property2 = property()
        property2.fromState(execTimeValue)

        then:
        assertValueIs([b: '2', c: '3a', d: '4'], property2)

        when:
        property2.put("f", "6")
        property2.insert("g", "7")
        property2.insert("h", notDefined())
        def execTimeValue2 = property2.calculateExecutionTimeValue()

        then:

.build.gradle.kts
[source,kotlin]
----
val myProperty: String by project  // <1>
val myNullableProperty: String? by project // <2>
----
<1> Makes the `myProperty` project property available via a `myProperty` delegated property — the project property must exist in this case, otherwise the build will fail when the build script attempts to use the `myProperty` value