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| 1 | +[System.Diagnostics.CodeAnalysis.SuppressMessageAttribute('PSUseDeclaredVarsMoreThanAssignments', '', Justification = 'Suppressing this rule because Script Analyzer does not understand Pester syntax.')] |
| 2 | +param () |
| 3 | + |
| 4 | +BeforeDiscovery { |
| 5 | + try |
| 6 | + { |
| 7 | + if (-not (Get-Module -Name 'DscResource.Test')) |
| 8 | + { |
| 9 | + # Assumes dependencies have been resolved, so if this module is not available, run 'noop' task. |
| 10 | + if (-not (Get-Module -Name 'DscResource.Test' -ListAvailable)) |
| 11 | + { |
| 12 | + # Redirect all streams to $null, except the error stream (stream 2) |
| 13 | + & "$PSScriptRoot/../../../build.ps1" -Tasks 'noop' 3>&1 4>&1 5>&1 6>&1 > $null |
| 14 | + } |
| 15 | + |
| 16 | + # If the dependencies have not been resolved, this will throw an error. |
| 17 | + Import-Module -Name 'DscResource.Test' -Force -ErrorAction 'Stop' |
| 18 | + } |
| 19 | + } |
| 20 | + catch [System.IO.FileNotFoundException] |
| 21 | + { |
| 22 | + throw 'DscResource.Test module dependency not found. Please run ".\build.ps1 -ResolveDependency -Tasks noop" first.' |
| 23 | + } |
| 24 | +} |
| 25 | + |
| 26 | +BeforeAll { |
| 27 | + $script:moduleName = 'SqlServerDsc' |
| 28 | + |
| 29 | + Import-Module -Name $script:moduleName -Force -ErrorAction 'Stop' |
| 30 | +} |
| 31 | + |
| 32 | +Describe 'Set-SqlDscTraceFlag' -Tag @('Integration_SQL2017', 'Integration_SQL2019', 'Integration_SQL2022') { |
| 33 | + BeforeAll { |
| 34 | + # Starting the named instance SQL Server service prior to running tests. |
| 35 | + Start-Service -Name 'MSSQL$DSCSQLTEST' -Verbose -ErrorAction 'Stop' |
| 36 | + |
| 37 | + $script:mockInstanceName = 'DSCSQLTEST' |
| 38 | + $script:mockServerName = Get-ComputerName |
| 39 | + |
| 40 | + # Store the original trace flags to restore them later |
| 41 | + $script:originalTraceFlags = Get-SqlDscTraceFlag -ServerName $script:mockServerName -InstanceName $script:mockInstanceName |
| 42 | + } |
| 43 | + |
| 44 | + AfterAll { |
| 45 | + # Restore the original trace flags |
| 46 | + if ($script:originalTraceFlags) |
| 47 | + { |
| 48 | + Set-SqlDscTraceFlag -ServerName $script:mockServerName -InstanceName $script:mockInstanceName -TraceFlag $script:originalTraceFlags -Force -ErrorAction 'SilentlyContinue' |
| 49 | + } |
| 50 | + else |
| 51 | + { |
| 52 | + # Clear all trace flags if there were none originally |
| 53 | + Set-SqlDscTraceFlag -ServerName $script:mockServerName -InstanceName $script:mockInstanceName -TraceFlag @() -Force -ErrorAction 'SilentlyContinue' |
| 54 | + } |
| 55 | + |
| 56 | + # Stop the named instance SQL Server service to save memory on the build worker. |
| 57 | + Stop-Service -Name 'MSSQL$DSCSQLTEST' -Verbose -ErrorAction 'Stop' |
| 58 | + } |
| 59 | + |
| 60 | + Context 'When setting trace flags' { |
| 61 | + It 'Should set a single trace flag and verify the change' { |
| 62 | + # Set trace flag 3226 (suppress successful backup messages) |
| 63 | + Set-SqlDscTraceFlag -ServerName $script:mockServerName -InstanceName $script:mockInstanceName -TraceFlag 3226 -Force -ErrorAction 'Stop' |
| 64 | + |
| 65 | + # Verify it's set |
| 66 | + $result = Get-SqlDscTraceFlag -ServerName $script:mockServerName -InstanceName $script:mockInstanceName |
| 67 | + $result | Should -Contain 3226 |
| 68 | + } |
| 69 | + |
| 70 | + It 'Should set multiple trace flags and verify the change' { |
| 71 | + # Set multiple trace flags |
| 72 | + $testTraceFlags = @(3226, 1222) |
| 73 | + Set-SqlDscTraceFlag -ServerName $script:mockServerName -InstanceName $script:mockInstanceName -TraceFlag $testTraceFlags -Force -ErrorAction 'Stop' |
| 74 | + |
| 75 | + # Verify they're set |
| 76 | + $result = Get-SqlDscTraceFlag -ServerName $script:mockServerName -InstanceName $script:mockInstanceName |
| 77 | + foreach ($flag in $testTraceFlags) |
| 78 | + { |
| 79 | + $result | Should -Contain $flag |
| 80 | + } |
| 81 | + } |
| 82 | + |
| 83 | + It 'Should replace existing trace flags with new ones' { |
| 84 | + # First, set trace flag 3226 |
| 85 | + Set-SqlDscTraceFlag -ServerName $script:mockServerName -InstanceName $script:mockInstanceName -TraceFlag 3226 -Force -ErrorAction 'Stop' |
| 86 | + |
| 87 | + # Verify it's set |
| 88 | + $result = Get-SqlDscTraceFlag -ServerName $script:mockServerName -InstanceName $script:mockInstanceName |
| 89 | + $result | Should -Contain 3226 |
| 90 | + |
| 91 | + # Now replace with different trace flag |
| 92 | + Set-SqlDscTraceFlag -ServerName $script:mockServerName -InstanceName $script:mockInstanceName -TraceFlag 1222 -Force -ErrorAction 'Stop' |
| 93 | + |
| 94 | + # Verify the old flag is gone and new one is present |
| 95 | + $result = Get-SqlDscTraceFlag -ServerName $script:mockServerName -InstanceName $script:mockInstanceName |
| 96 | + $result | Should -Contain 1222 |
| 97 | + $result | Should -Not -Contain 3226 |
| 98 | + } |
| 99 | + |
| 100 | + It 'Should clear all trace flags when passing empty array' { |
| 101 | + # First, set some trace flags |
| 102 | + Set-SqlDscTraceFlag -ServerName $script:mockServerName -InstanceName $script:mockInstanceName -TraceFlag @(3226, 1222) -Force -ErrorAction 'Stop' |
| 103 | + |
| 104 | + # Verify they're set |
| 105 | + $result = Get-SqlDscTraceFlag -ServerName $script:mockServerName -InstanceName $script:mockInstanceName |
| 106 | + $result | Should -Contain 3226 |
| 107 | + $result | Should -Contain 1222 |
| 108 | + |
| 109 | + # Now clear all trace flags |
| 110 | + Set-SqlDscTraceFlag -ServerName $script:mockServerName -InstanceName $script:mockInstanceName -TraceFlag @() -Force -ErrorAction 'Stop' |
| 111 | + |
| 112 | + # Verify they're cleared |
| 113 | + $result = Get-SqlDscTraceFlag -ServerName $script:mockServerName -InstanceName $script:mockInstanceName |
| 114 | + $result | Should -BeNullOrEmpty |
| 115 | + } |
| 116 | + } |
| 117 | + |
| 118 | + Context 'When using ShouldProcess with WhatIf' { |
| 119 | + It 'Should not actually change the trace flags when using WhatIf' { |
| 120 | + # Get current trace flags |
| 121 | + $originalFlags = Get-SqlDscTraceFlag -ServerName $script:mockServerName -InstanceName $script:mockInstanceName |
| 122 | + |
| 123 | + # Use WhatIf to simulate setting different trace flags |
| 124 | + Set-SqlDscTraceFlag -ServerName $script:mockServerName -InstanceName $script:mockInstanceName -TraceFlag 4199 -WhatIf |
| 125 | + |
| 126 | + # Verify the trace flags haven't changed |
| 127 | + $currentFlags = Get-SqlDscTraceFlag -ServerName $script:mockServerName -InstanceName $script:mockInstanceName |
| 128 | + if ($originalFlags) |
| 129 | + { |
| 130 | + $currentFlags | Should -HaveCount $originalFlags.Count |
| 131 | + foreach ($flag in $originalFlags) |
| 132 | + { |
| 133 | + $currentFlags | Should -Contain $flag |
| 134 | + } |
| 135 | + } |
| 136 | + else |
| 137 | + { |
| 138 | + $currentFlags | Should -BeNullOrEmpty |
| 139 | + } |
| 140 | + } |
| 141 | + } |
| 142 | + |
| 143 | + Context 'When using ServiceObject parameter' { |
| 144 | + It 'Should accept ServiceObject from pipeline and set trace flags' { |
| 145 | + # Get the service object |
| 146 | + $serviceObject = Get-SqlDscManagedComputerService -ServiceType 'DatabaseEngine' -InstanceName $script:mockInstanceName -ServerName $script:mockServerName -ErrorAction 'Stop' |
| 147 | + $serviceObject | Should -Not -BeNullOrEmpty |
| 148 | + |
| 149 | + # Set trace flag using pipeline |
| 150 | + $serviceObject | Set-SqlDscTraceFlag -TraceFlag 3226 -Force -ErrorAction 'Stop' |
| 151 | + |
| 152 | + # Verify it's set |
| 153 | + $result = Get-SqlDscTraceFlag -ServerName $script:mockServerName -InstanceName $script:mockInstanceName |
| 154 | + $result | Should -Contain 3226 |
| 155 | + } |
| 156 | + |
| 157 | + It 'Should accept ServiceObject parameter directly' { |
| 158 | + # Get the service object |
| 159 | + $serviceObject = Get-SqlDscManagedComputerService -ServiceType 'DatabaseEngine' -InstanceName $script:mockInstanceName -ServerName $script:mockServerName -ErrorAction 'Stop' |
| 160 | + $serviceObject | Should -Not -BeNullOrEmpty |
| 161 | + |
| 162 | + # Set trace flag using direct parameter |
| 163 | + Set-SqlDscTraceFlag -ServiceObject $serviceObject -TraceFlag 1222 -Force -ErrorAction 'Stop' |
| 164 | + |
| 165 | + # Verify it's set |
| 166 | + $result = Get-SqlDscTraceFlag -ServerName $script:mockServerName -InstanceName $script:mockInstanceName |
| 167 | + $result | Should -Contain 1222 |
| 168 | + } |
| 169 | + } |
| 170 | + |
| 171 | + Context 'When using default parameters' { |
| 172 | + It 'Should work with default server name and instance name' { |
| 173 | + # This test assumes the command is run on the same server as the SQL instance |
| 174 | + # and uses MSSQLSERVER as default instance, but our test instance is DSCSQLTEST |
| 175 | + # so we need to specify the instance name |
| 176 | + Set-SqlDscTraceFlag -InstanceName $script:mockInstanceName -TraceFlag 3226 -Force -ErrorAction 'Stop' |
| 177 | + |
| 178 | + # Verify it's set |
| 179 | + $result = Get-SqlDscTraceFlag -InstanceName $script:mockInstanceName |
| 180 | + $result | Should -Contain 3226 |
| 181 | + } |
| 182 | + } |
| 183 | +} |
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