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package org.jbehave.core.parsers.gherkin; |
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import static java.util.regex.Pattern.DOTALL; |
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import static java.util.regex.Pattern.compile; |
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import gherkin.formatter.Formatter; |
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import gherkin.formatter.model.Background; |
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import gherkin.formatter.model.Examples; |
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import gherkin.formatter.model.Feature; |
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import gherkin.formatter.model.Row; |
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import gherkin.formatter.model.Scenario; |
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import gherkin.formatter.model.ScenarioOutline; |
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import gherkin.formatter.model.Step; |
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import gherkin.parser.Parser; |
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import java.util.List; |
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import java.util.regex.Matcher; |
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import org.jbehave.core.i18n.LocalizedKeywords; |
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import org.jbehave.core.parsers.RegexStoryParser; |
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import org.jbehave.core.parsers.StoryParser; |
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import org.jbehave.core.parsers.StoryTransformer; |
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import org.jbehave.core.parsers.TransformingStoryParser; |
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public class GherkinStoryParser extends TransformingStoryParser { |
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public GherkinStoryParser(){ |
| 27 | 5 | this(new RegexStoryParser()); |
| 28 | 5 | } |
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public GherkinStoryParser(StoryParser delegate){ |
| 31 | 5 | super(delegate, new GherkinTransformer()); |
| 32 | 5 | } |
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| 34 | 30 | public static class GherkinTransformer implements StoryTransformer { |
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private LocalizedKeywords keywords; |
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public GherkinTransformer() { |
| 39 | 5 | this(new LocalizedKeywords()); |
| 40 | 5 | } |
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|
| 42 | 5 | public GherkinTransformer(LocalizedKeywords keywords) { |
| 43 | 5 | this.keywords = keywords; |
| 44 | 5 | } |
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public String transform(String storyAsText) { |
| 47 | 5 | final StringBuffer out = new StringBuffer(); |
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|
| 49 | 5 | Formatter formatter = new Formatter(){ |
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public void uri(String uri) { |
| 51 | 5 | out.append(uri).append("\n"); |
| 52 | 5 | } |
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public void feature(Feature feature) { |
| 55 | 5 | out.append(feature.getName()).append("\n\n"); |
| 56 | 5 | String description = feature.getDescription(); |
| 57 | 5 | writeNarrative(description); |
| 58 | 5 | } |
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private void writeNarrative(String description) { |
| 61 | 5 | boolean matches = false; |
| 62 | 5 | Matcher findingNarrative = compile(".*" + keywords.narrative() + "(.*?)", DOTALL).matcher(description); |
| 63 | 5 | if (findingNarrative.matches()) { |
| 64 | 2 | String narrative = findingNarrative.group(1).trim(); |
| 65 | 2 | matches = writeNarrativeWithDefaultSyntax(out, narrative); |
| 66 | 2 | if (!matches){ |
| 67 | 1 | matches = writeNarrativeWithAlternativeSyntax(out, narrative); |
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} |
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} |
| 70 | 5 | if (!matches){ |
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|
| 72 | 3 | out.append(description); |
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} |
| 74 | 5 | } |
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private boolean writeNarrativeWithDefaultSyntax(final StringBuffer out, String narrative) { |
| 77 | 2 | boolean matches = false; |
| 78 | 2 | Matcher findingElements = compile(".*" + keywords.inOrderTo() + "(.*)\\s*" + keywords.asA() + "(.*)\\s*" + keywords.iWantTo() |
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+ "(.*)", DOTALL).matcher(narrative); |
| 80 | 2 | if (findingElements.matches()) { |
| 81 | 1 | String inOrderTo = findingElements.group(1).trim(); |
| 82 | 1 | String asA = findingElements.group(2).trim(); |
| 83 | 1 | String iWantTo = findingElements.group(3).trim(); |
| 84 | 1 | out.append(keywords.narrative()).append("\n"); |
| 85 | 1 | out.append(keywords.inOrderTo()).append(" ").append(inOrderTo).append("\n"); |
| 86 | 1 | out.append(keywords.asA()).append(" ").append(asA).append("\n"); |
| 87 | 1 | out.append(keywords.iWantTo()).append(" ").append(iWantTo).append("\n\n"); |
| 88 | 1 | matches = true; |
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} |
| 90 | 2 | return matches; |
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} |
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|
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private boolean writeNarrativeWithAlternativeSyntax(final StringBuffer out, String narrative) { |
| 94 | 1 | boolean matches = false; |
| 95 | 1 | Matcher findingElements = compile(".*" + keywords.asA() + "(.*)\\s*" + keywords.iWantTo() + "(.*)\\s*" + keywords.soThat() |
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+ "(.*)", DOTALL).matcher(narrative); |
| 97 | 1 | if (findingElements.matches()) { |
| 98 | 1 | String asA = findingElements.group(1).trim(); |
| 99 | 1 | String iWantTo = findingElements.group(2).trim(); |
| 100 | 1 | String soThat = findingElements.group(3).trim(); |
| 101 | 1 | out.append(keywords.narrative()).append("\n"); |
| 102 | 1 | out.append(keywords.asA()).append(" ").append(asA).append("\n"); |
| 103 | 1 | out.append(keywords.iWantTo()).append(" ").append(iWantTo).append("\n\n"); |
| 104 | 1 | out.append(keywords.soThat()).append(" ").append(soThat).append("\n"); |
| 105 | 1 | matches = true; |
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} |
| 107 | 1 | return matches; |
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} |
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public void background(Background background) { |
| 111 | 1 | out.append(keywords.lifecycle()+background.getName()).append("\n") |
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.append(keywords.before()+"\n"); |
| 113 | 1 | } |
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public void scenario(Scenario scenario) { |
| 116 | 4 | out.append("\n").append(keywords.scenario()+scenario.getName()).append("\n\n"); |
| 117 | 4 | } |
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public void scenarioOutline(ScenarioOutline scenarioOutline) { |
| 120 | 1 | out.append("\n").append(keywords.scenario()+scenarioOutline.getName()).append("\n\n"); |
| 121 | 1 | } |
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|
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public void examples(Examples examples) { |
| 124 | 1 | out.append("\n").append(keywords.examplesTable()+examples.getName()).append("\n"); |
| 125 | 1 | writeRows(examples.getRows()); |
| 126 | 1 | } |
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|
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public void step(Step step) { |
| 129 | 12 | out.append(step.getKeyword()+step.getName()).append("\n"); |
| 130 | 12 | writeRows(step.getRows()); |
| 131 | 12 | } |
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public void eof() { |
| 134 | 5 | } |
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public void syntaxError(String state, String event, |
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List<String> legalEvents, String uri, Integer line) { |
| 138 | 0 | } |
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public void done() { |
| 141 | 0 | } |
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public void close() { |
| 144 | 0 | } |
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private void writeRows(List<? extends Row> rows) { |
| 147 | 13 | if ( rows != null && rows.size() > 0 ){ |
| 148 | 2 | for ( Row row : rows ){ |
| 149 | 10 | out.append("|"); |
| 150 | 10 | for ( String c : row.getCells() ){ |
| 151 | 20 | out.append(c).append("|"); |
| 152 | 20 | } |
| 153 | 10 | out.append("\n"); |
| 154 | 10 | } |
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} |
| 156 | 13 | } |
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}; |
| 159 | 5 | new Parser(formatter).parse(storyAsText, "", 0); |
| 160 | 5 | return out.toString(); |
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} |
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} |
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} |