Bad output for multiple consecutive Ajax 'calls' about wp-browser HOT 6 CLOSED

    public function testExperimentSaveFailures()
    {
        global $experiments_model;

        $testExperiment = $experiments_model->createPendingExperimentModel('SaveAjaxTest', $this->validAccountId, $this->validPropertyId, $this->validViewId);

        try
        {
            // No experiment Id
            $this->_handleAjax('save_experiment');
        }
        catch(WPAjaxDieContinueException $e)
        {
            $response = json_decode($this->_last_response);

            $this->assertNotNull($response);
            $this->assertNotEmpty($response->error);
        }

        $_POST['experimentId'] = $testExperiment->getDBId();

        try
        {
            // No name
            $this->_last_response = NULL;
            $this->_handleAjax('save_experiment');
        }
        catch(WPAjaxDieContinueException $e)
        {
            $response = json_decode($this->_last_response);

            $this->assertNotNull($response);
            $this->assertNotEmpty($response->error);
        }

...

public function testExperimentSaveFailsWithNoID() {
        global $experiments_model;

        $testExperiment = $experiments_model->createPendingExperimentModel('SaveAjaxTest', $this->validAccountId, $this->validPropertyId, $this->validViewId);

    $this->setExpectedException('WPAjaxDieContinueException');

    $this->_handleAjax('save_experiment');

    $response = json_decode($this->_last_response);

            $this->assertNotNull($response);
            $this->assertNotEmpty($response->error);
}