Improve QDate, QTime, QDateTime auto tests.

Add more test data, merging operator!= tests in with operator==
to take advantage of added data.

Change-Id: If0426a3d01b8800cb7363385dbf3bcb21af5ed8f
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

3 files changed, 114 insertions, 47 deletions

diff --git a/tests/auto/corelib/tools/qdate/tst_qdate.cpp b/tests/auto/corelib/tools/qdate/tst_qdate.cpp
index f83e2064c8..bbb199082f 100644
--- a/tests/auto/corelib/tools/qdate/tst_qdate.cpp
+++ b/tests/auto/corelib/tools/qdate/tst_qdate.cpp
@@ -73,8 +73,8 @@ private slots:
     void addYears_data();
     void addYears();
     void daysTo();
+    void operator_eq_eq_data();
     void operator_eq_eq();
-    void operator_not_eq();
     void operator_lt();
     void operator_gt();
     void operator_lt_eq();
@@ -671,32 +671,47 @@ void tst_QDate::daysTo()
     QCOMPARE(zeroDate.daysTo(minDate), minJd);
 }
 
-void tst_QDate::operator_eq_eq()
+void tst_QDate::operator_eq_eq_data()
 {
-    QDate d1(2000,1,2);
-    QDate d2(2000,1,2);
-    QVERIFY( d1 == d2 );
-
-    d1 = QDate(2001,12,5);
-    d2 = QDate(2001,12,5);
-    QVERIFY( d1 == d2 );
-
-    d2 = QDate(2002,12,5);
-    QVERIFY( !(d1 == d2) );
+    QTest::addColumn<QDate>("d1");
+    QTest::addColumn<QDate>("d2");
+    QTest::addColumn<bool>("expectEqual");
+
+    QTest::newRow("data0") << QDate(2000,1,2) << QDate(2000,1,2) << true;
+    QTest::newRow("data1") << QDate(2001,12,5) << QDate(2001,12,5) << true;
+    QTest::newRow("data2") << QDate(2001,12,5) << QDate(2001,12,5) << true;
+    QTest::newRow("data3") << QDate(2001,12,5) << QDate(2002,12,5) << false;
+
+    QDate date1(1900, 1, 1);
+    QDate date2 = date1.addDays(1);
+    QDate date3 = date1.addDays(-1);
+    QDate date4 = date1.addMonths(1);
+    QDate date5 = date1.addMonths(-1);
+    QDate date6 = date1.addYears(1);
+    QDate date7 = date1.addYears(-1);
+
+    QTest::newRow("data4") << date2 << date3 << false;
+    QTest::newRow("data5") << date4 << date5 << false;
+    QTest::newRow("data6") << date6 << date7 << false;
+    QTest::newRow("data7") << date1 << date2 << false;
+    QTest::newRow("data8") << date1 << date3 << false;
+    QTest::newRow("data9") << date1 << date4 << false;
+    QTest::newRow("data10") << date1 << date5 << false;
+    QTest::newRow("data11") << date1 << date6 << false;
+    QTest::newRow("data12") << date1 << date7 << false;
 }
 
-void tst_QDate::operator_not_eq()
+void tst_QDate::operator_eq_eq()
 {
-    QDate d1(2000,1,2);
-    QDate d2(2000,1,2);
-    QVERIFY( !(d1 != d2) );
+    QFETCH(QDate, d1);
+    QFETCH(QDate, d2);
+    QFETCH(bool, expectEqual);
 
-    d1 = QDate(2001,12,5);
-    d2 = QDate(2001,12,5);
-    QVERIFY( !(d1 != d2) );
+    bool equal = d1 == d2;
+    QCOMPARE(equal, expectEqual);
+    bool notEqual = d1 != d2;
+    QCOMPARE(notEqual, !expectEqual);
 
-    d2 = QDate(2002,12,5);
-    QVERIFY( d1 != d2 );
 }
 
 void tst_QDate::operator_lt()
diff --git a/tests/auto/corelib/tools/qdatetime/tst_qdatetime.cpp b/tests/auto/corelib/tools/qdatetime/tst_qdatetime.cpp
index b54bf60908..971b93fc65 100644
--- a/tests/auto/corelib/tools/qdatetime/tst_qdatetime.cpp
+++ b/tests/auto/corelib/tools/qdatetime/tst_qdatetime.cpp
@@ -104,6 +104,7 @@ private slots:
     void secsTo();
     void msecsTo_data();
     void msecsTo();
+    void operator_eqeq_data();
     void operator_eqeq();
     void currentDateTime();
     void currentDateTimeUtc();
@@ -1145,10 +1146,54 @@ void tst_QDateTime::daylightSavingsTimeChange()
     QCOMPARE(dt.time(), QTime(0, 0, 1));
 }
 
+void tst_QDateTime::operator_eqeq_data()
+{
+    QTest::addColumn<QDateTime>("dt1");
+    QTest::addColumn<QDateTime>("dt2");
+    QTest::addColumn<bool>("expectEqual");
+    QTest::addColumn<bool>("checkEuro");
+
+    QDateTime dateTime1(QDate(2012, 6, 20), QTime(14, 33, 2, 500));
+    QDateTime dateTime1a = dateTime1.addMSecs(1);
+    QDateTime dateTime2(QDate(2012, 20, 6), QTime(14, 33, 2, 500));
+    QDateTime dateTime2a = dateTime2.addMSecs(-1);
+    QDateTime dateTime3(QDate(1970, 1, 1), QTime(0, 0, 0, 0), Qt::UTC);
+    QDateTime dateTime3a = dateTime3.addDays(1);
+    QDateTime dateTime3b = dateTime3.addDays(-1);
+    // Ensure that different times may be equal when considering timezone.
+    QDateTime dateTime3c(dateTime3.addSecs(3600));
+    dateTime3c.setUtcOffset(3600);
+    QDateTime dateTime3d(dateTime3.addSecs(-3600));
+    dateTime3d.setUtcOffset(-3600);
+    // Convert from UTC to local.
+    QDateTime dateTime3e(dateTime3.date(), dateTime3.time());
+
+    QTest::newRow("data0") << dateTime1 << dateTime1 << true << false;
+    QTest::newRow("data1") << dateTime2 << dateTime2 << true << false;
+    QTest::newRow("data2") << dateTime1a << dateTime1a << true << false;
+    QTest::newRow("data3") << dateTime1 << dateTime2 << false << false;
+    QTest::newRow("data4") << dateTime1 << dateTime1a << false << false;
+    QTest::newRow("data5") << dateTime2 << dateTime2a << false << false;
+    QTest::newRow("data6") << dateTime2 << dateTime3 << false << false;
+    QTest::newRow("data7") << dateTime3 << dateTime3a << false << false;
+    QTest::newRow("data8") << dateTime3 << dateTime3b << false << false;
+    QTest::newRow("data9") << dateTime3a << dateTime3b << false << false;
+    QTest::newRow("data10") << dateTime3 << dateTime3c << true << false;
+    QTest::newRow("data11") << dateTime3 << dateTime3d << true << false;
+    QTest::newRow("data12") << dateTime3c << dateTime3d << true << false;
+    QTest::newRow("data13") << dateTime3 << dateTime3e << false << false;
+    if (europeanTimeZone) {
+        QTest::newRow("data14") << QDateTime(QDate(2004, 1, 2), QTime(2, 2, 3), Qt::LocalTime)
+             << QDateTime(QDate(2004, 1, 2), QTime(1, 2, 3), Qt::UTC) << true << true;
+    }
+}
+
 void tst_QDateTime::operator_eqeq()
 {
-    QDateTime dt1(QDate(2004, 1, 2), QTime(2, 2, 3), Qt::LocalTime);
-    QDateTime dt2(QDate(2004, 1, 2), QTime(1, 2, 3), Qt::UTC);
+    QFETCH(QDateTime, dt1);
+    QFETCH(QDateTime, dt2);
+    QFETCH(bool, expectEqual);
+    QFETCH(bool, checkEuro);
 
     QVERIFY(dt1 == dt1);
     QVERIFY(!(dt1 != dt1));
@@ -1161,7 +1206,12 @@ void tst_QDateTime::operator_eqeq()
 
     QVERIFY(dt1.toUTC() == dt1.toUTC());
 
-    if (europeanTimeZone) {
+    bool equal = dt1 == dt2;
+    QCOMPARE(equal, expectEqual);
+    bool notEqual = dt1 != dt2;
+    QCOMPARE(notEqual, !expectEqual);
+
+    if (checkEuro) {
         QVERIFY(dt1.toUTC() == dt2);
         QVERIFY(dt1 == dt2.toLocalTime());
     }
diff --git a/tests/auto/corelib/tools/qtime/tst_qtime.cpp b/tests/auto/corelib/tools/qtime/tst_qtime.cpp
index 1d6b0d2a01..77fd89f309 100644
--- a/tests/auto/corelib/tools/qtime/tst_qtime.cpp
+++ b/tests/auto/corelib/tools/qtime/tst_qtime.cpp
@@ -60,8 +60,8 @@ private slots:
     void addMSecs();
     void addSecs_data();
     void addSecs();
+    void operator_eq_eq_data();
     void operator_eq_eq();
-    void operator_not_eq();
     void operator_lt();
     void operator_gt();
     void operator_lt_eq();
@@ -340,34 +340,36 @@ void tst_QTime::msecsTo()
     QCOMPARE( t1.msecsTo( t2 ), delta );
 }
 
-void tst_QTime::operator_eq_eq()
+void tst_QTime::operator_eq_eq_data()
 {
-    QTime t1(0,0,0,0);
-    QTime t2(0,0,0,0);
-    QVERIFY( t1 == t2 );
-
-    t1 = QTime(12,34,56,20);
-    t2 = QTime(12,34,56,20);
-    QVERIFY( t1 == t2 );
-
-    t1 = QTime(01,34,56,20);
-    t2 = QTime(13,34,56,20);
-    QVERIFY( !(t1 == t2) );
+    QTest::addColumn<QTime>("t1");
+    QTest::addColumn<QTime>("t2");
+    QTest::addColumn<bool>("expectEqual");
+
+    QTime time1(0, 0, 0, 0);
+    QTime time2 = time1.addMSecs(1);
+    QTime time3 = time1.addMSecs(-1);
+    QTime time4(23, 59, 59, 999);
+
+    QTest::newRow("data0") << time1 << time2 << false;
+    QTest::newRow("data1") << time2 << time3 << false;
+    QTest::newRow("data2") << time4 << time1 << false;
+    QTest::newRow("data3") << time1 << time1 << true;
+    QTest::newRow("data4") << QTime(12,34,56,20) << QTime(12,34,56,20) << true;
+    QTest::newRow("data5") << QTime(01,34,56,20) << QTime(13,34,56,20) << false;
 }
 
-void tst_QTime::operator_not_eq()
+void tst_QTime::operator_eq_eq()
 {
-    QTime t1(0,0,0,0);
-    QTime t2(0,0,0,0);
-    QVERIFY( !(t1 != t2) );
+    QFETCH(QTime, t1);
+    QFETCH(QTime, t2);
+    QFETCH(bool, expectEqual);
 
-    t1 = QTime(12,34,56,20);
-    t2 = QTime(12,34,56,20);
-    QVERIFY( !(t1 != t2) );
+    bool equal = t1 == t2;
+    QCOMPARE(equal, expectEqual);
+    bool notEqual = t1 != t2;
+    QCOMPARE(notEqual, !expectEqual);
 
-    t1 = QTime(01,34,56,20);
-    t2 = QTime(13,34,56,20);
-    QVERIFY( t1 != t2 );
 }
 
 void tst_QTime::operator_lt()