assertContainsGradleKotlinDslJars(script.classPath)
        }

        def settingsClassPath = canonicalClasspathOf(model, spec.scripts.settings)
        assertNotContainsBuildSrc(settingsClassPath)
        assertContainsGradleKotlinDslJars(settingsClassPath)
        assertIncludes(settingsClassPath, spec.jars.settings)

        def initClassPath = canonicalClasspathOf(model, spec.scripts.init)
        assertNotContainsBuildSrc(initClassPath)
        assertContainsGradleKotlinDslJars(initClassPath)
        assertIncludes(initClassPath, spec.jars.init)

        def someInitClassPath = canonicalClasspathOf(model, spec.scripts.someInit)
        assertNotContainsBuildSrc(someInitClassPath)
        assertContainsGradleKotlinDslJars(someInitClassPath)

    void assertAppropriatelyContainsBuildSrc(List<File> classPath) {
        if (targetVersion < GradleVersion.version("6.0")) {
            assertContainsBuildSrc(classPath)
        } else {
            assertNotContainsBuildSrc(classPath)
        }
    }

        assertThat(
            classPath.collect { it.name } as List<String>,
            hasBuildSrc()
        )
    }

    protected static void assertNotContainsBuildSrc(List<File> classPath) {
        assertThat(
            classPath.collect { it.name } as List<String>,
            not(hasBuildSrc())
        )
    }