PhpBench\Tests\Unit\Serializer\XmlTestCase::provideEncode PHP Method

    public function provideEncode()
    {
        return [[['groups' => ['group1', 'group2'], 'params' => ['foo' => 'bar', 'bar' => ['baz' => 'bon']]], <<<'EOT'
<?xml version="1.0"?>
<phpbench version="PHPBENCH_VERSION">
  <suite context="test" date="2015-01-01 00:00:00" config-path="/path/to/config.json" uuid="1234">
    <env>
      <info1 foo="bar"/>
    </env>
    <benchmark class="Bench1">
      <subject name="subjectName">
        <group name="group1"/>
        <group name="group2"/>
        <variant sleep="5" output-time-unit="milliseconds" output-time-precision="7" output-mode="throughput" revs="100" warmup="50" retry-threshold="10">
          <parameter name="foo" value="bar"/>
          <parameter name="bar" type="collection">
            <parameter name="baz" value="bon"/>
          </parameter>
          <iteration time-net="10" mem-peak="100" mem-real="110" mem-final="109" comp-z-value="0" comp-deviation="0"/>
          <stats max="0.1" mean="0.1" min="0.1" mode="0.1" rstdev="0" stdev="0" sum="0.1" variance="0"/>
        </variant>
      </subject>
    </benchmark>
    <result key="time" class="PhpBench\Model\Result\TimeResult"/>
    <result key="mem" class="PhpBench\Model\Result\MemoryResult"/>
    <result key="comp" class="PhpBench\Model\Result\ComputedResult"/>
  </suite>
</phpbench>

EOT
], [['error' => true], <<<'EOT'
<?xml version="1.0"?>
<phpbench version="PHPBENCH_VERSION">
  <suite context="test" date="2015-01-01 00:00:00" config-path="/path/to/config.json" uuid="1234">
    <env>
      <info1 foo="bar"/>
    </env>
    <benchmark class="Bench1">
      <subject name="subjectName">
        <variant sleep="5" output-time-unit="milliseconds" output-time-precision="7" output-mode="throughput" revs="100" warmup="50" retry-threshold="10">
          <errors>
            <error exception-class="ErrorClass" code="0" file="1" line="2">This is an error</error>
          </errors>
        </variant>
      </subject>
    </benchmark>
  </suite>
</phpbench>

EOT
]];
    }