given:
        initialFiles()

        when:
        sourceRemoved(source2)
        graph.remove(dep4)

        then:
        checkCompile recompiled: [], removed: [source2]
    }

    def "detects removed source file with multiple dependencies"() {
        given:
        initialFiles()

        when:
        sourceRemoved(source1)
        graph.remove(dep1)
        graph.remove(dep2)