/** * */ public function testIncrement() { $this->assertEquals('foo_1', Str::increment('foo')); $this->assertEquals('foo_2', Str::increment('foo_1')); $this->assertEquals('foo-1', Str::increment('foo', 1, '-')); $this->assertEquals('foo-2', Str::increment('foo-1', 1, '-')); $this->assertEquals('foo-10', Str::increment('foo', 10, '-')); $this->assertEquals('foo-11', Str::increment('foo-10', 10, '-')); }