31 lines
1.7 KiB
Java
31 lines
1.7 KiB
Java
import java.nio.file.Path;
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import javax.xml.parsers.DocumentBuilderFactory;
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import org.w3c.dom.Element;
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/** Exact module-wide line gate; consumes JaCoCo XML without rounding percentages. */
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public class Coverage {
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public static void main(String[] args) throws Exception {
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final var factory = DocumentBuilderFactory.newInstance();
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factory.setFeature("http://xml.org/sax/features/external-general-entities", false);
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factory.setFeature("http://xml.org/sax/features/external-parameter-entities", false);
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factory.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false);
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final Element report =
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factory.newDocumentBuilder().parse(Path.of(args[0]).toFile()).getDocumentElement();
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for (var child = report.getFirstChild(); child != null; child = child.getNextSibling()) {
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if (child instanceof Element counter
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&& counter.getTagName().equals("counter")
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&& counter.getAttribute("type").equals("LINE")) {
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final long covered = Long.parseLong(counter.getAttribute("covered"));
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final long missed = Long.parseLong(counter.getAttribute("missed"));
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final long total = covered + missed;
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System.out.println(
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"Backend line coverage: " + covered + "/" + total + " (" + 100.0 * covered / total + "%)");
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if (total == 0 || 5 * covered < 4 * total)
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throw new IllegalStateException("Backend line coverage must reach 80%: " + args[0]);
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return;
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}
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}
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throw new IllegalStateException("Missing module LINE counter: " + args[0]);
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}
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}
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