From 4e5d8d4a7c440c95b9eeffbec037ffc9a556b068 Mon Sep 17 00:00:00 2001
From: Claudio Cambra <claudio.cambra@nextcloud.com>
Date: Wed, 13 Sep 2023 00:59:57 +0800
Subject: [PATCH] Add a test for the various ways of setting a date on
 datefieldbackend

Signed-off-by: Claudio Cambra <claudio.cambra@nextcloud.com>
---
 test/testdatefieldbackend.cpp | 49 +++++++++++++++++++++++++++++++++--
 1 file changed, 47 insertions(+), 2 deletions(-)

diff --git a/test/testdatefieldbackend.cpp b/test/testdatefieldbackend.cpp
index 776c61e1032da..c80aa3a2db2e4 100644
--- a/test/testdatefieldbackend.cpp
+++ b/test/testdatefieldbackend.cpp
@@ -23,11 +23,12 @@ class TestDateFieldBackend : public QObject
 {
     Q_OBJECT
 
+private:
+    static constexpr auto dateStringFormat = "dd/MM/yyyy";
+
 private slots:
     void testDefaultBehaviour()
     {
-        constexpr auto dateStringFormat = "dd/MM/yyyy";
-
         Quick::DateFieldBackend backend;
         backend._dateFormat = dateStringFormat;
 
@@ -101,6 +102,50 @@ private slots:
         QVERIFY(!backend.validDate());
         QCOMPARE(validDateChangedSpy.count(), 8);
     }
+
+    void testDateSettingMethods()
+    {
+        Quick::DateFieldBackend backend;
+        backend._dateFormat = dateStringFormat;
+
+        QSignalSpy dateChangedSpy(&backend, &Quick::DateFieldBackend::dateChanged);
+        QSignalSpy dateMsecsChangedSpy(&backend, &Quick::DateFieldBackend::dateMsecsChanged);
+        QSignalSpy dateStringChangedSpy(&backend, &Quick::DateFieldBackend::dateStringChanged);
+
+        const auto testDate = QDate::currentDate().addDays(800);
+        const auto testDateMsecs = testDate.startOfDay(Qt::UTC).toMSecsSinceEpoch();
+        const auto testDateString = testDate.toString(dateStringFormat);
+
+        backend.setDate(testDate);
+        QCOMPARE(backend.date(), testDate);
+        QCOMPARE(dateChangedSpy.count(), 1);
+        QCOMPARE(dateMsecsChangedSpy.count(), 1);
+        QCOMPARE(dateStringChangedSpy.count(), 1);
+
+        backend.setDate({});
+        QVERIFY(backend.date() != testDate);
+        QCOMPARE(dateChangedSpy.count(), 2);
+        QCOMPARE(dateMsecsChangedSpy.count(), 2);
+        QCOMPARE(dateStringChangedSpy.count(), 2);
+
+        backend.setDateMsecs(testDateMsecs);
+        QCOMPARE(backend.date(), testDate);
+        QCOMPARE(dateChangedSpy.count(), 3);
+        QCOMPARE(dateMsecsChangedSpy.count(), 3);
+        QCOMPARE(dateStringChangedSpy.count(), 3);
+
+        backend.setDate({});
+        QVERIFY(backend.date() != testDate);
+        QCOMPARE(dateChangedSpy.count(), 4);
+        QCOMPARE(dateMsecsChangedSpy.count(), 4);
+        QCOMPARE(dateStringChangedSpy.count(), 4);
+
+        backend.setDateString(testDateString);
+        QCOMPARE(backend.date(), testDate);
+        QCOMPARE(dateChangedSpy.count(), 5);
+        QCOMPARE(dateMsecsChangedSpy.count(), 5);
+        QCOMPARE(dateStringChangedSpy.count(), 5);
+    }
 };
 
 QTEST_MAIN(TestDateFieldBackend)