public function testBetween() { $this->assertSame(StringUtils::between('foobarbaz', 'foo', 'baz'), 'bar', 'Test 1'); $this->assertSame(StringUtils::between('foobarbaz', 'fooba', ''), 'rbaz', 'Test 2'); $this->assertSame(StringUtils::between('foobarbaz', 'foobar', 'baz'), '', 'Test 3'); $this->assertSame(StringUtils::between('foobarbaz', '', 'baz'), 'foobar', 'Test 4'); }