newFormatter(); $locale = 'en_US'; $expect = 'Hello world 88!'; $tokens_values = ['foo' => 'world', 'bar' => '88', 'baz' => '!']; $string = 'Hello {foo} {bar}{baz}'; $actual = $formatter->format($locale, $string, $tokens_values); $this->assertSame($expect, $actual); $tokens_values = ['array' => ['foo', 'bar', 'baz']]; $string = 'Array {array}'; $expect = 'Array "foo", "bar", "baz"'; $actual = $formatter->format($locale, $string, $tokens_values); $this->assertSame($expect, $actual); } }