Merge pull request #157 from majidalaeinia/master

Add New Methods: `subDay`, `getLastWeek`, `addDay`, `getLastMonth`
morilog · Mar 22, 2023 · 1cefc64 · 1cefc64
2 parents c0e5ec8 + ba41fa3
commit 1cefc64
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diff --git a/src/Jalalian.php b/src/Jalalian.php
@@ -354,6 +354,11 @@ public function subDays(int $days = 1): Jalalian
         return static::fromCarbon($this->toCarbon()->subDays($days));
     }
 
+    public function subDay(): Jalalian
+    {
+        return $this->subDays(1);
+    }
+
     /**
      * @return Carbon
      */
@@ -648,16 +653,31 @@ public function getNextWeek(): Jalalian
         return $this->addDays(7);
     }
 
+    public function getLastWeek(): Jalalian
+    {
+        return $this->subDays(7);
+    }
+
     public function addDays(int $days = 1): Jalalian
     {
         return static::fromCarbon($this->toCarbon()->addDays($days));
     }
 
+    public function addDay(): Jalalian
+    {
+        return $this->addDays(1);
+    }
+
     public function getNextMonth(): Jalalian
     {
         return $this->addMonths(1);
     }
 
+    public function getLastMonth(): Jalalian
+    {
+        return $this->subMonths(1);
+    }
+
     public function getWeekOfMonth(): int
     {
         return floor(($this->day + 5 - $this->getDayOfWeek()) / 7) + 1;

diff --git a/tests/JalalianTest.php b/tests/JalalianTest.php
@@ -205,4 +205,28 @@ public function testGetFirstDayOfYear()
         $jDate = new Jalalian(1393, 9, 5);
         $this->assertEquals($jDate->getFirstDayOfYear()->format('Y-m-d'), '1393-01-01');
     }
+
+    public function testAddDay()
+    {
+        $jDate = new Jalalian(1401, 6, 31);
+        $this->assertEquals($jDate->addDay()->format('Y-m-d'), '1401-07-01');
+    }
+
+    public function testSubDay()
+    {
+        $jDate = new Jalalian(1401, 6, 1);
+        $this->assertEquals($jDate->subDay()->format('Y-m-d'), '1401-05-31');
+    }
+
+    public function testGetLastWeek()
+    {
+        $jDate = new Jalalian(1401, 6, 8);
+        $this->assertEquals($jDate->getLastWeek()->format('Y-m-d'), '1401-06-01');
+    }
+
+    public function testGetLastMonth()
+    {
+        $jDate = new Jalalian(1401, 6, 8);
+        $this->assertEquals($jDate->getLastMonth()->format('Y-m-d'), '1401-05-08');
+    }
 }