new unit tests, hehe 67

Signed-off-by: galeon <dertiellis@gmail.com>
2026-10-12 13:14:08 +03:00
1 parent ebf8ff7869
commit 41599fa82f
@@ -0,0 +1,145 @@
+#include "testenv.h"
+#include "fixtures.h"
+
+#include "javalocator.h"
+#include "javaruntime.h"
+#include "localization.h"
+
+#include <QDir>
+
+class TestJavaLocator : public QObject
+{
+    Q_OBJECT
+
+    QString m_game;
+    int m_unique = 0;
+
+    // majorVersion() кеширует ответ по пути, поэтому каждая подставная java — в своей папке.
+    QString fakeJava(const QString &version)
+    {
+        return Fixtures::installFakeJava(m_game + QStringLiteral("/jdk-%1").arg(++m_unique), version);
+    }
+
+private slots:
+    void init()
+    {
+        TestEnv::resetLauncherRoot();
+        m_game = TestEnv::freshDir(QStringLiteral("game"));
+    }
+
+    void majorVersion_data()
+    {
+        QTest::addColumn<QString>("version");
+        QTest::addColumn<int>("major");
+        QTest::newRow("java8") << "1.8.0_392" << 8;
+        QTest::newRow("java11") << "11.0.21" << 11;
+        QTest::newRow("java17") << "17.0.8" << 17;
+        QTest::newRow("java21 short") << "21" << 21;
+        QTest::newRow("java25 ea") << "25-ea" << 25;
+    }
+
+    void majorVersion()
+    {
+        QFETCH(QString, version);
+        QFETCH(int, major);
+        QCOMPARE(JavaLocator::majorVersion(fakeJava(version)), major);
+    }
+
+    void majorVersionOfNonJava()
+    {
+        QCOMPARE(JavaLocator::majorVersion(m_game + QStringLiteral("/nope/java")), 0);
+    }
+
+    void windowlessVariant()
+    {
+        const QString java = fakeJava("17.0.8");
+#if defined(Q_OS_WIN)
+        QCOMPARE(JavaLocator::windowlessVariant(java), QFileInfo(java).absolutePath() + "/javaw.exe");
+        QFile::remove(QFileInfo(java).absolutePath() + "/javaw.exe");
+        QCOMPARE(JavaLocator::windowlessVariant(java), java);
+#else
+        QCOMPARE(JavaLocator::windowlessVariant(java), java);
+#endif
+        QCOMPARE(JavaLocator::windowlessVariant(QStringLiteral("/opt/custom/launcher")),
+                 QStringLiteral("/opt/custom/launcher"));
+    }
+
+    void findAllSeesManagedAndGameRuntimes()
+    {
+        // Java, поставленная лаунчером (JavaRuntimeStore).
+        InstalledJavaRuntime managed;
+        managed.id = QStringLiteral("temurin-jdk-21");
+        managed.kind = QStringLiteral("jdk");
+        managed.major = 21;
+        managed.version = QStringLiteral("21.0.2");
+        managed.javaPath = Fixtures::installFakeJava(JavaRuntimeStore::dirFor(managed.id), "21.0.2");
+        QVERIFY(JavaRuntimeStore::writeMeta(managed, nullptr));
+
+        // Java официального лаунчера внутри .minecraft/runtime.
+        const QString mojang = Fixtures::installFakeJava(
+            m_game + "/runtime/java-runtime-gamma/linux/java-runtime-gamma", "17.0.8");
+
+        const QStringList all = JavaLocator::findAll(m_game);
+        QVERIFY(all.size() >= 2);
+        QCOMPARE(QFileInfo(all.at(0)).canonicalFilePath(), QFileInfo(managed.javaPath).canonicalFilePath());
+        bool hasMojang = false;
+        for (const QString &path : all)
+            hasMojang |= QFileInfo(path).canonicalFilePath() == QFileInfo(mojang).canonicalFilePath();
+        QVERIFY(hasMojang);
+        QStringList unique = all;
+        QCOMPARE(unique.removeDuplicates(), 0);
+    }
+
+    void selectPrefersPreferredWhenSuitable()
+    {
+        const QString java = fakeJava("21.0.2");
+        QString error;
+        QCOMPARE(JavaLocator::select(m_game, 17, java, &error), QFileInfo(java).absoluteFilePath());
+        QVERIFY(error.isEmpty());
+
+        // Папка JDK тоже годится: берётся bin/java.
+        const QString fromDir = JavaLocator::select(m_game, 17, QFileInfo(java).absolutePath() + "/..", &error);
+        QCOMPARE(QFileInfo(fromDir).canonicalFilePath(), QFileInfo(java).canonicalFilePath());
+    }
+
+    void selectReportsMissingPreferred()
+    {
+        QString error;
+        const QString missing = m_game + "/no-such-java";
+        QVERIFY(JavaLocator::select(m_game, 17, missing, &error).isEmpty());
+        QCOMPARE(error, Loc::text("java.error.notAtPath").arg(QDir::toNativeSeparators(missing)));
+    }
+
+    void selectFallsBackToManagedRuntime()
+    {
+        InstalledJavaRuntime managed;
+        managed.id = QStringLiteral("temurin-jdk-21b");
+        managed.kind = QStringLiteral("jdk");
+        managed.major = 21;
+        managed.version = QStringLiteral("21.0.2");
+        managed.javaPath = Fixtures::installFakeJava(JavaRuntimeStore::dirFor(managed.id), "21.0.2");
+        QVERIFY(JavaRuntimeStore::writeMeta(managed, nullptr));
+
+        const QString old = fakeJava("1.8.0_392");
+        QString error;
+        const QString chosen = JavaLocator::select(m_game, 21, old, &error);
+        QCOMPARE(QFileInfo(chosen).canonicalFilePath(), QFileInfo(managed.javaPath).canonicalFilePath());
+    }
+
+    void selectExplainsTooOld()
+    {
+        for (const QString &candidate : JavaLocator::findAll(m_game)) {
+            if (JavaLocator::majorVersion(candidate) >= 99)
+                QSKIP("в системе есть Java 99+");
+        }
+        const QString old = fakeJava("17.0.8");
+        QString error;
+        QVERIFY(JavaLocator::select(m_game, 99, old, &error).isEmpty());
+        // Сообщение называет лучшую из найденных — она не ниже нашей 17.
+        QVERIFY(!error.isEmpty());
+        QVERIFY(error.contains(QStringLiteral("99")));
+    }
+};
+
+BILAUNCHER_TEST_MAIN(TestJavaLocator)
+#include "tst_javalocator.moc"