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Groovy example source code file (URLGetTextTest.groovy)

This example Groovy source code file (URLGetTextTest.groovy) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Groovy tags/keywords

dummyurlconnection, dummyurlconnection, groovy, groovy, groovytestcase, inputstream, override, override, runtimeexception, sockettimeoutexception, sockettimeoutexception, string, urlconnection, urlgettexttest

The Groovy URLGetTextTest.groovy source code

/*
 * Copyright 2003-2011 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.codehaus.groovy.runtime

/**
 * Tests for {@link DefaultGroovyMethods} URL.getText() methods.
 *
 * @author Cedric Champeau
 */
class URLGetTextTest extends GroovyTestCase {
    void testGetTextFromURLWithParameters() {
        def url = new URL('http','groovy.codehaus.org',80, '/', new URLStreamHandler() {
            @Override
            protected URLConnection openConnection(URL u) {
                new DummyURLConnection(new URL('http://groovy.codehaus.org'))
            }

        })

        assert url.text == 'Groovy'

        shouldFail(SocketTimeoutException) {
            url.getText(readTimeout:5)
        }

        shouldFail(SocketTimeoutException) {
            url.getText(connectTimeout:5)
        }

        shouldFail(SocketTimeoutException) {
            url.getText('utf-8',connectTimeout:5)
        }

        shouldFail(RuntimeException) {
            url.getText(allowUserInteraction:true)
        }

        assert url.getText(useCaches:true) == 'Groovy cached'

        assert url.getText(requestProperties:[a:'b']) == 'Groovy a:b'

        assert url.getText(useCaches:true, requestProperties:[a:'b']) == 'Groovy cached a:b'

        assert url.getText() == url.getText()

        assert url.getText() == url.getText((Map)null)
        
    }

    private static class DummyURLConnection extends URLConnection {

        boolean throwConnectTimeout = false
        boolean throwReadTimeout = false
        boolean useCache = false
        boolean allowUserInteraction = false
        def properties = [:]


        DummyURLConnection(final URL url) {
            super(url)
        }

        @Override
        InputStream getInputStream() {
            if (throwConnectTimeout) throw new SocketTimeoutException()
            if (throwReadTimeout) throw new SocketTimeoutException()
            if (allowUserInteraction) throw new RuntimeException('User interaction')
            def string = useCache?'Groovy cached':'Groovy'
            properties.each { k,v -> string = string + " $k:$v"}
            new ByteArrayInputStream(string.bytes)
        }

        @Override
        public void setAllowUserInteraction(boolean allowuserinteraction) {
            allowUserInteraction = allowuserinteraction
        }

        @Override
        void setConnectTimeout(int timeout) {
            super.setConnectTimeout(timeout)
            throwConnectTimeout = true
        }

        @Override
        void setReadTimeout(int timeout) {
            super.setReadTimeout(timeout)
            throwReadTimeout = true
        }

        @Override
        void setUseCaches(boolean usecaches) {
            super.setUseCaches(usecaches)
            useCache = true
        }

        @Override
        void setRequestProperty(String key, String value) {
            properties[key] = value
        }


        @Override
        void connect() {
        }

    }
}

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