feat: add compare method for return int

Author: AndreyDemenenko

src/Money.php

@@ -219,6 +219,15 @@ public function equals(Money $money, bool $strict = true): bool
         return app(Calculator::class)->compare($this->amount, $money->amount) === 0;
     }
 
+    public function compare(Money $money, bool $strict = true): int
+    {
+        if ($strict && $this->isDifferentCurrency($money)) {
+            return false;
+        }
+
+        return app(Calculator::class)->compare($this->amount, $money->amount);
+    }
+
     public function difference(Money $money): Money
     {
         if ($this->isDifferentCurrency($money)) {

tests/Unit/MoneyTest.php

@@ -193,6 +193,15 @@ public function testCeil(): void
         $this->assertEquals('$ 11', $money->toString());
     }
 
+    /** @dataProvider compareDataProvider */
+    public function testCompare(string $value1, string $value2, int $result): void
+    {
+        $money1 = money_parse($value1);
+        $money2 = money_parse($value2);
+
+        $this->assertEquals($result, $money2->compare($money1));
+    }
+
     public function testNegativeCeil(): void
     {
         $money = money('-102500');
@@ -401,6 +410,27 @@ protected function absoluteDataProvider(): array
         ];
     }
 
+    protected function compareDataProvider(): array
+    {
+        return [
+            [
+                'value1' => '0',
+                'value2' => '10',
+                'result' => 1,
+            ],
+            [
+                'value1' => '10',
+                'value2' => '0',
+                'result' => -1,
+            ],
+            [
+                'value1' => '0',
+                'value2' => '0',
+                'result' => 0,
+            ],
+        ];
+    }
+
     protected function creatingMoneyWithExceptionDataProvider(): array
     {
         return [