cucumber.runtime.model.CucumberScenarioOutline Maven / Gradle / Ivy

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package cucumber.runtime.model;

import cucumber.runtime.CucumberException;
import cucumber.runtime.Runtime;
import gherkin.formatter.Formatter;
import gherkin.formatter.Reporter;
import gherkin.formatter.model.DataTableRow;
import gherkin.formatter.model.DocString;
import gherkin.formatter.model.Examples;
import gherkin.formatter.model.ExamplesTableRow;
import gherkin.formatter.model.Row;
import gherkin.formatter.model.Scenario;
import gherkin.formatter.model.ScenarioOutline;
import gherkin.formatter.model.Step;
import gherkin.formatter.model.Tag;

import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

public class CucumberScenarioOutline extends CucumberTagStatement {
    private final List cucumberExamplesList = new ArrayList();
    private final CucumberBackground cucumberBackground;

    public CucumberScenarioOutline(CucumberFeature cucumberFeature, CucumberBackground cucumberBackground, ScenarioOutline scenarioOutline) {
        super(cucumberFeature, scenarioOutline);
        this.cucumberBackground = cucumberBackground;
    }

    public void examples(Examples examples) {
        cucumberExamplesList.add(new CucumberExamples(this, examples));
    }

    public List getCucumberExamplesList() {
        return cucumberExamplesList;
    }

    @Override
    public void run(Formatter formatter, Reporter reporter, Runtime runtime) {
        formatOutlineScenario(formatter);
        for (CucumberExamples cucumberExamples : cucumberExamplesList) {
            cucumberExamples.format(formatter);
            List exampleScenarios = cucumberExamples.createExampleScenarios();
            for (CucumberScenario exampleScenario : exampleScenarios) {
                exampleScenario.run(formatter, reporter, runtime);
            }
        }
    }

    public void formatOutlineScenario(Formatter formatter) {
        format(formatter);
    }

    CucumberScenario createExampleScenario(ExamplesTableRow header, ExamplesTableRow example, List examplesTags, String examplesDescription) {
        // Make sure we replace the tokens in the name of the scenario
        String exampleScenarioName = replaceTokens(new HashSet(), header.getCells(), example.getCells(), getGherkinModel().getName());
        String exampleScenarioDescription = createExampleScenarioDescription(getGherkinModel().getDescription(), examplesDescription);

        Scenario exampleScenario = new Scenario(example.getComments(), examplesTags, getGherkinModel().getKeyword(), exampleScenarioName, exampleScenarioDescription, example.getLine(), example.getId());
        CucumberScenario cucumberScenario = new CucumberScenario(cucumberFeature, cucumberBackground, exampleScenario, example);
        for (Step step : getSteps()) {
            cucumberScenario.step(createExampleStep(step, header, example));
        }
        return cucumberScenario;
    }

    static ExampleStep createExampleStep(Step step, ExamplesTableRow header, ExamplesTableRow example) {
        Set matchedColumns = new HashSet();
        List headerCells = header.getCells();
        List exampleCells = example.getCells();

        // Create a step with replaced tokens
        String name = replaceTokens(matchedColumns, headerCells, exampleCells, step.getName());
        if (name.isEmpty()) {
            throw new CucumberException("Step generated from scenario outline '" + step.getName() + "' is empty");
        }

        return new ExampleStep(
                step.getComments(),
                step.getKeyword(),
                name,
                step.getLine(),
                rowsWithTokensReplaced(step.getRows(), headerCells, exampleCells, matchedColumns),
                docStringWithTokensReplaced(step.getDocString(), headerCells, exampleCells, matchedColumns),
                matchedColumns);
    }

    private static List rowsWithTokensReplaced(List rows, List headerCells, List exampleCells, Set matchedColumns) {
        if (rows != null) {
            List newRows = new ArrayList(rows.size());
            for (Row row : rows) {
                List newCells = new ArrayList(row.getCells().size());
                for (String cell : row.getCells()) {
                    newCells.add(replaceTokens(matchedColumns, headerCells, exampleCells, cell));
                }
                newRows.add(new DataTableRow(row.getComments(), newCells, row.getLine()));
            }
            return newRows;
        } else {
            return null;
        }
    }

    private static DocString docStringWithTokensReplaced(DocString docString, List headerCells, List exampleCells, Set matchedColumns) {
        if (docString != null) {
            String docStringValue = replaceTokens(matchedColumns, headerCells, exampleCells, docString.getValue());
            return new DocString(docString.getContentType(), docStringValue, docString.getLine());
        } else {
            return null;
        }
    }

    private static String replaceTokens(Set matchedColumns, List headerCells, List exampleCells, String text) {
        for (int col = 0; col < headerCells.size(); col++) {
            String headerCell = headerCells.get(col);
            String value = exampleCells.get(col);
            String token = "<" + headerCell + ">";

            if (text.contains(token)) {
                text = text.replace(token, value);
                matchedColumns.add(col);
            }
        }
        return text;
    }

    private String createExampleScenarioDescription(String scenarioOutlineDescription, String examplesDescription) {
        if (!examplesDescription.isEmpty()) {
            if (!scenarioOutlineDescription.isEmpty()) {
                return scenarioOutlineDescription + ", " + examplesDescription;
            } else {
                return examplesDescription;
            }
        } else {
            return scenarioOutlineDescription;
        }
    }
}