1 | |
package org.jbehave.core.parsers.gherkin; |
2 | |
|
3 | |
import static java.util.regex.Pattern.DOTALL; |
4 | |
import static java.util.regex.Pattern.compile; |
5 | |
import gherkin.formatter.Formatter; |
6 | |
import gherkin.formatter.model.Background; |
7 | |
import gherkin.formatter.model.Examples; |
8 | |
import gherkin.formatter.model.Feature; |
9 | |
import gherkin.formatter.model.Row; |
10 | |
import gherkin.formatter.model.Scenario; |
11 | |
import gherkin.formatter.model.ScenarioOutline; |
12 | |
import gherkin.formatter.model.Step; |
13 | |
import gherkin.parser.Parser; |
14 | |
|
15 | |
import java.util.List; |
16 | |
import java.util.regex.Matcher; |
17 | |
|
18 | |
import org.jbehave.core.i18n.LocalizedKeywords; |
19 | |
import org.jbehave.core.parsers.RegexStoryParser; |
20 | |
import org.jbehave.core.parsers.StoryParser; |
21 | |
import org.jbehave.core.parsers.StoryTransformer; |
22 | |
import org.jbehave.core.parsers.TransformingStoryParser; |
23 | |
|
24 | |
public class GherkinStoryParser extends TransformingStoryParser { |
25 | |
|
26 | |
public GherkinStoryParser(){ |
27 | 4 | this(new RegexStoryParser()); |
28 | 4 | } |
29 | |
|
30 | |
public GherkinStoryParser(StoryParser delegate){ |
31 | 4 | super(delegate, new GherkinTransformer()); |
32 | 4 | } |
33 | |
|
34 | 16 | public static class GherkinTransformer implements StoryTransformer { |
35 | |
|
36 | |
private LocalizedKeywords keywords; |
37 | |
|
38 | |
public GherkinTransformer() { |
39 | 4 | this(new LocalizedKeywords()); |
40 | 4 | } |
41 | |
|
42 | 4 | public GherkinTransformer(LocalizedKeywords keywords) { |
43 | 4 | this.keywords = keywords; |
44 | 4 | } |
45 | |
|
46 | |
public String transform(String storyAsText) { |
47 | 4 | final StringBuffer out = new StringBuffer(); |
48 | |
|
49 | 4 | Formatter formatter = new Formatter(){ |
50 | |
public void uri(String uri) { |
51 | 4 | out.append(uri).append("\n"); |
52 | 4 | } |
53 | |
|
54 | |
public void feature(Feature feature) { |
55 | 4 | out.append(feature.getName()).append("\n\n"); |
56 | 4 | String description = feature.getDescription(); |
57 | 4 | writeNarrative(description); |
58 | 4 | } |
59 | |
|
60 | |
private void writeNarrative(String description) { |
61 | 4 | boolean valid = false; |
62 | 4 | Matcher findingNarrative = compile(".*" + keywords.narrative() + "(.*?)", DOTALL).matcher(description); |
63 | 4 | if (findingNarrative.matches()) { |
64 | 1 | String narrative = findingNarrative.group(1).trim(); |
65 | 1 | Matcher findingElements = compile(".*" + keywords.inOrderTo() + "(.*)\\s*" + keywords.asA() + "(.*)\\s*" + keywords.iWantTo() |
66 | |
+ "(.*)", DOTALL).matcher(narrative); |
67 | 1 | if (findingElements.matches()) { |
68 | 1 | valid = true; |
69 | 1 | String inOrderTo = findingElements.group(1).trim(); |
70 | 1 | String asA = findingElements.group(2).trim(); |
71 | 1 | String iWantTo = findingElements.group(3).trim(); |
72 | 1 | out.append(keywords.narrative()).append("\n"); |
73 | 1 | out.append(keywords.inOrderTo()).append(" ").append(inOrderTo).append("\n"); |
74 | 1 | out.append(keywords.asA()).append(" ").append(asA).append("\n"); |
75 | 1 | out.append(keywords.iWantTo()).append(" ").append(iWantTo).append("\n\n"); |
76 | |
} |
77 | |
} |
78 | 4 | if (!valid){ |
79 | |
|
80 | 3 | out.append(description); |
81 | |
|
82 | |
} |
83 | |
|
84 | 4 | } |
85 | |
|
86 | |
public void background(Background background) { |
87 | 0 | } |
88 | |
|
89 | |
public void scenario(Scenario scenario) { |
90 | 3 | out.append(keywords.scenario()+scenario.getName()).append("\n\n"); |
91 | 3 | } |
92 | |
|
93 | |
public void scenarioOutline(ScenarioOutline scenarioOutline) { |
94 | 1 | out.append(keywords.scenario()+scenarioOutline.getName()).append("\n\n"); |
95 | 1 | } |
96 | |
|
97 | |
public void examples(Examples examples) { |
98 | 1 | out.append(keywords.examplesTable()+examples.getName()).append("\n"); |
99 | 1 | writeRows(examples.getRows()); |
100 | 1 | } |
101 | |
|
102 | |
public void step(Step step) { |
103 | 9 | out.append(step.getKeyword()+step.getName()).append("\n"); |
104 | 9 | writeRows(step.getRows()); |
105 | 9 | } |
106 | |
|
107 | |
public void eof() { |
108 | 4 | } |
109 | |
|
110 | |
public void syntaxError(String state, String event, |
111 | |
List<String> legalEvents, String uri, Integer line) { |
112 | 0 | } |
113 | |
|
114 | |
public void done() { |
115 | 0 | } |
116 | |
|
117 | |
public void close() { |
118 | 0 | } |
119 | |
|
120 | |
private void writeRows(List<? extends Row> rows) { |
121 | 10 | if ( rows != null && rows.size() > 0 ){ |
122 | 2 | for ( Row row : rows ){ |
123 | 10 | out.append("|"); |
124 | 10 | for ( String c : row.getCells() ){ |
125 | 20 | out.append(c).append("|"); |
126 | |
} |
127 | 10 | out.append("\n"); |
128 | |
} |
129 | |
} |
130 | 10 | } |
131 | |
|
132 | |
}; |
133 | 4 | new Parser(formatter).parse(storyAsText, "", 0); |
134 | 4 | System.out.println(out.toString()); |
135 | 4 | return out.toString(); |
136 | |
} |
137 | |
} |
138 | |
|
139 | |
} |