/** * @test */ public function testCanCheckCurrencies() { $this->rate->setIsoFrom('USD'); $this->rate->setIsoTo('EUR'); $this->assertTrue($this->rate->isDifferentCurrencies()); $this->assertFalse($this->rate->isSameCurrencies()); $this->rate->setIsoTo('USD'); $this->assertFalse($this->rate->isDifferentCurrencies()); $this->assertTrue($this->rate->isSameCurrencies()); }