assertFalse(isNumber.apply(null));
  }

  @GwtIncompatible // Predicates.instanceOf
  public void testIsInstanceOf_interface() {
    Predicate<@Nullable Object> isComparable = Predicates.instanceOf(Comparable.class);

    assertTrue(isComparable.apply(1));
    assertTrue(isComparable.apply(2.0f));
    assertTrue(isComparable.apply(""));
    assertFalse(isComparable.apply(null));
  }

subprojects {
    apply plugin: 'java'
    apply plugin: 'eclipse'

    repositories {
        maven { url "${mavenRepo.uri}" }
    }
}

configure(project(":a")){
    dependencies {
        implementation 'someGroup:someOtherArtifact:1.0'

        implementation project(':b')
    }
}

configure(project(":b")){
    apply plugin: 'java-library'
    dependencies {

                allprojects {
                    apply plugin: '${pluginId}'
                    apply plugin: '${libraryPluginId}'
                }
                dependencies { implementation 'org.test:p1:1.2' }
            """
        }
        def buildB = multiProjectBuild("buildB", ["p1", "p2"]) {
            buildFile << """
                allprojects {
                    apply plugin: '${pluginId}'

        else -> "Mock Response"
      }
    return apply { status = "HTTP/1.1 $code $reason" }
  }

  fun clearHeaders() =
    apply {
      headersBuilder = Headers.Builder()
    }

  fun addHeader(header: String) =
    apply {
      headersBuilder.add(header)
    }

  fun addHeader(
    name: String,
    value: Any,
  ) = apply {
    headersBuilder.add(name, value.toString())
  }

    apply {
      assertThat(response!!.code).isEqualTo(expectedCode)
    }

  fun assertSuccessful() =
    apply {
      assertThat(failure).isNull()
      assertThat(response!!.isSuccessful).isTrue()
    }

  fun assertNotSuccessful() =
    apply {
      assertThat(response!!.isSuccessful).isFalse()
    }

  fun assertHeader(
    name: String,
    vararg values: String?,
  ) = apply {

            customImlFolder {}
            excludeMePlease {}
            customModuleContentRoot {}
            src { main { java {} } }
        }

        //when
        runTask 'idea', '''
apply plugin: "java"
apply plugin: "idea"

configurations {
  provided
  compileClasspath.extendsFrom(provided)
}

idea {
    pathVariables CUSTOM_VARIABLE: file('customModuleContentRoot').parentFile

    module {

        when:
        project.apply plugin: IdeaPlugin
        childProject.apply plugin: IdeaPlugin
        anotherChildProject.apply plugin: IdeaPlugin
        project.apply(plugin: JavaPlugin)
        childProject.apply(plugin: JavaPlugin)
        anotherChildProject.apply(plugin: JavaPlugin)

        and:
        project.targetCompatibility = JavaVersion.VERSION_1_5

fun Response.Builder.commonRequest(request: Request) =
  apply {
    this.request = request
  }

fun Response.Builder.commonProtocol(protocol: Protocol) =
  apply {
    this.protocol = protocol
  }

fun Response.Builder.commonCode(code: Int) =
  apply {
    this.code = code
  }

fun Response.Builder.commonMessage(message: String) =
  apply {
    this.message = message
  }

        plugins.empty

        when:
        container.apply(pluginClass)

        then:
        plugins == []
    }

    def "calls apply on target for type only"() {
        when:
        container.apply(plugin1Class)

        then:
        1 * target.applyImperative(null, { plugin1Class.isInstance(it) })
    }

    def "calls apply on target for id"() {
        when:

        then:
        project.classpathContainers.isEmpty()
    }

    def "Project has some classpath containers"() {
        buildFile <<
        """apply plugin: 'java'
           apply plugin: 'eclipse'
           eclipse {
               classpath {
                   containers 'containerPath1', 'containerPath2'
               }
           }
        """

        when: