org.gradle.api.internal.provider.DefaultProviderFactoryTest.groovy Maven / Gradle / Ivy

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/*
 * Copyright 2017 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.gradle.api.internal.provider

import org.gradle.testfixtures.ProjectBuilder
import spock.lang.Specification
import spock.lang.Unroll

class DefaultProviderFactoryTest extends Specification {

    static final PROJECT = ProjectBuilder.builder().build()
    static final File TEST_FILE = PROJECT.file('someDir')

    def providerFactory = new DefaultProviderFactory()

    def "cannot create provider for null value"() {
        when:
        providerFactory.provider(null)

        then:
        def t = thrown(IllegalArgumentException)
        t.message == 'Value cannot be null'
    }

    @Unroll
    def "can create provider for #type"() {
        when:
        def provider = providerFactory.provider({ value })

        then:
        provider
        provider.get() == value

        where:
        type      | value
        Boolean   | true
        Byte      | Byte.valueOf((byte) 0)
        Short     | Short.valueOf((short) 0)
        Integer   | Integer.valueOf(0)
        Long      | 4L
        Float     | 5.5f
        Double    | 6.6d
        Character | '\u1234'
        String    | 'hello'
        File      | TEST_FILE
    }
}