| /* |
| * 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; |
| } |
| } |