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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Tests for ValidateNotNull, ValidateNotNullOrEmpty are timing sensitive and unreliable.","articleBody":"Tests in the ValidateAttributeTests.ps1 attempt to estimate the time it takes for these attributes to be applied and tests the various attributes to ensure they complete within the estimated time.\r\n\r\nIn CI, these tests can take 2-3 times longer than the estimate causing test failures.\r\n\r\nSee Context \"ValidateNotNull, ValidateNotNullOrEmpty and Not-Null-Or-Empty check for Mandatory parameter\" in the referenced file.\r\n\r\nThe following logic is used to calculate a baseline measurement:\r\n## Use the running time of 'MandatoryFunc -Value $byteArray' as the baseline time\r\n$baseline = (Measure-Command { MandatoryFunc -Value $byteArray }).Milliseconds\r\n## Running time should be less than 'expected'\r\n$expected = $baseline + 20","author":{"url":"https://github.com/dantraMSFT","@type":"Person","name":"dantraMSFT"},"datePublished":"2017-12-05T01:07:36.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":0},"url":"https://github.com/5627/PowerShell/issues/5627"}