blob: 945b8361051ee0099ff8b24ab6b386291ac41056 [file] [log] [blame]
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.tinkerpop.gremlin.features;
import org.apache.commons.text.StringEscapeUtils;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
/**
* Reads the feature files and extracts Gremlin to a {@code Map} structure that can be used to then generate
*/
public class FeatureReader {
public static Map<String, List<String>> parse(final String projectRoot) throws IOException {
final Map<String, List<String>> gremlins = new LinkedHashMap<>();
Files.find(Paths.get(projectRoot, "gremlin-test", "features"),
Integer.MAX_VALUE,
(filePath, fileAttr) -> fileAttr.isRegularFile() && filePath.toString().endsWith(".feature")).
sorted().
forEach(f -> {
String currentGremlin = "";
boolean openTriples = false;
boolean skipIgnored = false;
String scenarioName = "";
try {
final List<String> lines = Files.readAllLines(f, StandardCharsets.UTF_8);
for (String line : lines) {
String cleanLine = line.trim();
if (cleanLine.startsWith("Scenario:")) {
scenarioName = cleanLine.split(":")[1].trim();
skipIgnored = false;
} else if (cleanLine.startsWith("Then nothing should happen because")) {
skipIgnored = true;
} else if (cleanLine.startsWith("And the graph should return")) {
gremlins.computeIfAbsent(scenarioName, k -> new ArrayList<>()).add(StringEscapeUtils.unescapeJava(cleanLine.substring(cleanLine.indexOf("\"") + 1, cleanLine.lastIndexOf("\""))));
} else if (cleanLine.startsWith("\"\"\"")) {
openTriples = !openTriples;
if (!skipIgnored && !openTriples) {
gremlins.computeIfAbsent(scenarioName, k -> new ArrayList<>()).add(currentGremlin);
currentGremlin = "";
}
} else if (openTriples && !skipIgnored) {
currentGremlin += cleanLine;
}
}
} catch (IOException ioe) {
throw new RuntimeException(ioe);
}
});
return gremlins;
}
}