GH-1365 rework java version parsing and sorting

1 files changed, 120 insertions, 0 deletions

diff --git a/tests/tst_JavaVersion.cpp b/tests/tst_JavaVersion.cpp
new file mode 100644
index 00000000..708c8d8d
--- /dev/null
+++ b/tests/tst_JavaVersion.cpp
@@ -0,0 +1,120 @@
+#include <QTest>
+#include "TestUtil.h"
+
+#include "java/JavaVersion.h"
+
+class JavaVersionTest : public QObject
+{
+	Q_OBJECT
+private
+slots:
+	void test_Parse_data()
+	{
+		QTest::addColumn<QString>("string");
+		QTest::addColumn<int>("major");
+		QTest::addColumn<int>("minor");
+		QTest::addColumn<int>("security");
+		QTest::addColumn<QString>("prerelease");
+
+		QTest::newRow("old format") << "1.6.0_33" << 6 << 0 << 33 << QString();
+		QTest::newRow("old format prerelease") << "1.9.0_1-ea" << 9 << 0 << 1 << "ea";
+
+		QTest::newRow("new format major") << "9" << 9 << 0 << 0 << QString();
+		QTest::newRow("new format minor") << "9.1" << 9 << 1 << 0 << QString();
+		QTest::newRow("new format security") << "9.0.1" << 9 << 0 << 1 << QString();
+		QTest::newRow("new format prerelease") << "9-ea" << 9 << 0 << 0 << "ea";
+		QTest::newRow("new format long prerelease") << "9.0.1-ea" << 9 << 0 << 1 << "ea";
+	}
+	void test_Parse()
+	{
+		QFETCH(QString, string);
+		QFETCH(int, major);
+		QFETCH(int, minor);
+		QFETCH(int, security);
+		QFETCH(QString, prerelease);
+
+		JavaVersion test(string);
+		QCOMPARE(test.string, string);
+		QCOMPARE(test.toString(), string);
+		QCOMPARE(test.major, major);
+		QCOMPARE(test.minor, minor);
+		QCOMPARE(test.security, security);
+		QCOMPARE(test.prerelease, prerelease);
+	}
+
+	void test_Sort_data()
+	{
+		QTest::addColumn<QString>("lhs");
+		QTest::addColumn<QString>("rhs");
+		QTest::addColumn<bool>("smaller");
+		QTest::addColumn<bool>("equal");
+		QTest::addColumn<bool>("bigger");
+
+		// old format and new format equivalence
+		QTest::newRow("1.6.0_33 == 6.0.33") << "1.6.0_33" << "6.0.33" << false << true << false;
+		// old format major version
+		QTest::newRow("1.5.0_33 < 1.6.0_33") << "1.5.0_33" << "1.6.0_33" << true << false << false;
+		// new format - first release vs first security patch
+		QTest::newRow("9 < 9.0.1") << "9" << "9.0.1" << true << false << false;
+		QTest::newRow("9.0.1 > 9") << "9.0.1" << "9" << false << false << true;
+		// new format - first minor vs first release/security patch
+		QTest::newRow("9.1 > 9.0.1") << "9.1" << "9.0.1" << false << false << true;
+		QTest::newRow("9.0.1 < 9.1") << "9.0.1" << "9.1" << true << false << false;
+		QTest::newRow("9.1 > 9") << "9.1" << "9" << false << false << true;
+		QTest::newRow("9 > 9.1") << "9" << "9.1" << true << false << false;
+		// new format - omitted numbers
+		QTest::newRow("9 == 9.0") << "9" << "9.0" << false << true << false;
+		QTest::newRow("9 == 9.0.0") << "9" << "9.0.0" << false << true << false;
+		QTest::newRow("9.0 == 9.0.0") << "9.0" << "9.0.0" << false << true << false;
+		// early access and prereleases compared to final release
+		QTest::newRow("9-ea < 9") << "9-ea" << "9" << true << false << false;
+		QTest::newRow("9 < 9.0.1-ea") << "9" << "9.0.1-ea" << true << false << false;
+		QTest::newRow("9.0.1-ea > 9") << "9.0.1-ea" << "9" << false << false << true;
+		// prerelease difference only testing
+		QTest::newRow("9-1 == 9-1") << "9-1" << "9-1" << false << true << false;
+		QTest::newRow("9-1 < 9-2") << "9-1" << "9-2" << true << false << false;
+		QTest::newRow("9-5 < 9-20") << "9-5" << "9-20" << true << false << false;
+		QTest::newRow("9-rc1 < 9-rc2") << "9-rc1" << "9-rc2" << true << false << false;
+		QTest::newRow("9-rc5 < 9-rc20") << "9-rc5" << "9-rc20" << true << false << false;
+		QTest::newRow("9-rc < 9-rc2") << "9-rc" << "9-rc2" << true << false << false;
+		QTest::newRow("9-ea < 9-rc") << "9-ea" << "9-rc" << true << false << false;
+	}
+	void test_Sort()
+	{
+		QFETCH(QString, lhs);
+		QFETCH(QString, rhs);
+		QFETCH(bool, smaller);
+		QFETCH(bool, equal);
+		QFETCH(bool, bigger);
+		JavaVersion lver(lhs);
+		JavaVersion rver(rhs);
+		QCOMPARE(lver < rver, smaller);
+		QCOMPARE(lver == rver, equal);
+		QCOMPARE(lver > rver, bigger);
+	}
+	void test_PermGen_data()
+	{
+		QTest::addColumn<QString>("version");
+		QTest::addColumn<bool>("needs_permgen");
+		QTest::newRow("1.6.0_33") << "1.6.0_33" << true;
+		QTest::newRow("1.7.0_60") << "1.7.0_60" << true;
+		QTest::newRow("1.8.0_22") << "1.8.0_22" << false;
+		QTest::newRow("9-ea") << "9-ea" << false;
+		QTest::newRow("9.2.4") << "9.2.4" << false;
+	}
+	void test_PermGen()
+	{
+		QFETCH(QString, version);
+		QFETCH(bool, needs_permgen);
+		JavaVersion v(version);
+		QCOMPARE(needs_permgen, v.requiresPermGen());
+	}
+};
+
+QTEST_GUILESS_MAIN(JavaVersionTest)
+
+#include "tst_JavaVersion.moc"
+
+
+	// manual testing fakery
+