Groovy example source code file (StringOperatorsTest.groovy)

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Java - Groovy tags/keywords

groovytestcase, groovytestcase, s, s, string, string, stringoperatorstest, stringoperatorstest

The Groovy StringOperatorsTest.groovy source code

/*
 * Copyright 2003-2010 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 groovy.operator

class StringOperatorsTest extends GroovyTestCase {

    def x
    def y

    void testPlus() {
        x = "hello " + "there"
        assert x == "hello there"

        x = "hello " + 2
        assert x == "hello 2"

        x = "hello " + 1.2
        assert x == "hello 1.2"

        y = x + 1
        assert y == "hello 1.21"
    }

    void testLongPlus() {
        x = "hello" + " " + "there" + " nice" + " day"

        assert x == "hello there nice day"
    }

    void testMinus() {
        x = "the quick brown fox" - "quick "

        assert x == "the brown fox"

        y = x - "brown "

        assert y == "the fox"
    }

    void testOperationsOnConstantString() {
        assert "hello".size() == 5

        assert "the quick brown".substring(4).substring(0, 5) == "quick"
    }

    void testBitwiseNegate() {
        String value="test"
        String s = "^\\S+$value\$"
        def p = ~s 
        assert p instanceof java.util.regex.Pattern
    }
}