org.gradle.internal.typeconversion.EnumFromCharSequenceNotationParserSpec.groovy Maven / Gradle / Ivy

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/*
 * Copyright 2013 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.internal.typeconversion

import spock.lang.Specification

class EnumFromCharSequenceNotationParserSpec extends Specification {

    def parser = new NotationConverterToNotationParserAdapter(new EnumFromCharSequenceNotationParser(TestEnum.class))

    def "can convert strings to enums using the enum value names"() {
        expect:
        TestEnum.ENUM1 == parser.parseNotation("ENUM1")
        TestEnum.ENUM1 == parser.parseNotation("enum1")
        TestEnum.ENUM1 == parser.parseNotation("EnUm1")
        TestEnum.ENUM2 == parser.parseNotation("enum2")
        TestEnum.ENUM3 == parser.parseNotation("enum3")
        TestEnum.ENUM_4_1 == parser.parseNotation("enum_4_1")
    }

    def "reports available values for non convertible strings"() {
        when:
        parser.parseNotation(value)

        then:
        def e = thrown(TypeConversionException)
        e.message == "Cannot convert string value '$value' to an enum value of type 'org.gradle.internal.typeconversion.EnumFromCharSequenceNotationParserSpec\$TestEnum' (valid case insensitive values: ENUM1, ENUM2, ENUM3, ENUM_4_1)"

        where:
        value      | _
        "notKnown" | _
        "3"        | _
    }

    static enum TestEnum {
        ENUM1,
        ENUM2,
        ENUM3(){
            @Override
            String toString() {
                return "3"
            }
        },
        ENUM_4_1
    }

}