mirror of
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74 lines
2.4 KiB
Java
74 lines
2.4 KiB
Java
// Copyright 2017 The Nomulus Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package google.registry.testing;
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import static com.google.common.truth.Truth.assert_;
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import static google.registry.util.ResourceUtils.readResourceUtf8;
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import com.google.common.base.Joiner;
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import java.net.MalformedURLException;
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import java.net.URL;
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/**
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* Helper class to compare a string against a golden file and print out update instructions if
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* necessary.
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*/
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public class GoldenFileTestHelper {
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private static final String UPDATE_COMMAND =
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"google.registry.tools.RegistryTool -e localhost %1$s >javatests%2$s";
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private static final String UPDATE_INSTRUCTIONS =
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Joiner.on('\n')
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.join(
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"",
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"-------------------------------------------------------------------------------",
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"Your changes affect the %3$s. To update the checked-in version, run:",
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UPDATE_COMMAND,
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"");
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private static String getPathProper(URL url) throws MalformedURLException {
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String protocol = url.getProtocol();
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if (protocol.equals("jar")) {
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url = new URL(url.getPath());
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protocol = url.getProtocol();
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}
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if (protocol.equals("file")) {
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String[] components = url.getPath().split("!");
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if (components.length >= 2) {
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return components[1];
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}
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}
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return url.getPath();
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}
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public static void testGoldenFile(
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String actualValue,
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URL goldenFileUrl,
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String goldenFileDescription,
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String nomulusCommand)
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throws Exception {
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// Don't use Truth's isEqualTo() because the output is huge and unreadable for large files.
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if (!actualValue.equals(readResourceUtf8(goldenFileUrl).trim())) {
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assert_()
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.fail(
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String.format(
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UPDATE_INSTRUCTIONS,
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nomulusCommand,
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getPathProper(goldenFileUrl),
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goldenFileDescription));
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}
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}
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}
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