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changelog: Add -Because parameters to all assertions Fixes pester#312 Add -BeLessOrEqual and -BeGreaterOrEqual Add -Contain (that operates on arrays) Fixes pester#121 Add -BeLikeExactly Add -HaveType alias to -BeOfType Fix assertion messages in -BeOfType Fixes pester#729 Throw argument exception when -BeOfType is given type that is not loaded Add -PassThru to -Throw to get the exception when some is thrown and passes the filters Add -BeTrue to test for truthy values Add -BeFalse to test for falsy values Add -HaveCount to count stuff in collections
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,24 +1,97 @@ | ||
| Set-StrictMode -Version Latest | ||
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| InModuleScope Pester { | ||
| Describe "PesterBeGreaterThan" { | ||
| Describe "Should -BeGreaterThan" { | ||
| It "passes if value greater than expected" { | ||
| 2 | Should BeGreaterThan 1 | ||
| 2 | Should -BeGreaterThan 1 | ||
| 2 | Should -GT 1 | ||
| } | ||
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| It "fails if values equal" { | ||
| 3 | Should Not BeGreaterThan 3 | ||
| 3 | Should -Not -BeGreaterThan 3 | ||
| 3 | Should -Not -GT 3 | ||
| { 3 | Should BeGreaterThan 3 } | Verify-AssertionFailed | ||
| { 3 | Should -BeGreaterThan 3 } | Verify-AssertionFailed | ||
| { 3 | Should -GT 3 } | Verify-AssertionFailed | ||
| } | ||
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| It "fails if value less than expected" { | ||
| 4 | Should Not BeGreaterThan 5 | ||
| 4 | Should -Not -BeGreaterThan 5 | ||
| 4 | Should -Not -GT 5 | ||
| { 4 | Should BeGreaterThan 5 } | Verify-AssertionFailed | ||
| { 4 | Should -BeGreaterThan 5 } | Verify-AssertionFailed | ||
| { 4 | Should -GT 5 } | Verify-AssertionFailed | ||
| } | ||
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| It "returns the correct assertion message" { | ||
| $err = { 4 | Should -BeGreaterThan 5 -Because 'reason' } | Verify-AssertionFailed | ||
| $err.Exception.Message | Verify-Equal 'Expected {5} to be greater than the actual value, because reason, but got {4}.' | ||
| } | ||
| } | ||
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| Describe "Should -Not -BeGreaterThan" { | ||
| It "passes if value is lower than the expected value" { | ||
| 0 | Should Not BeGreaterThan 1 | ||
| 0 | Should -Not -BeGreaterThan 1 | ||
| 0 | Should -Not -GT 1 | ||
| } | ||
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| It "passes if value is equal to the expected value" { | ||
| 1 | Should Not BeGreaterThan 1 | ||
| 1 | Should -Not -BeGreaterThan 1 | ||
| 1 | Should -Not -GT 1 | ||
| } | ||
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| It "fails if value is greater than the expected value" { | ||
| { 4 | Should Not BeGreaterThan 3 } | Verify-AssertionFailed | ||
| { 4 | Should -Not -BeGreaterThan 3 } | Verify-AssertionFailed | ||
| { 4 | Should -Not -GT 3 } | Verify-AssertionFailed | ||
| } | ||
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| It "returns the correct assertion message" { | ||
| $err = { 6 | Should -Not -BeGreaterThan 5 -Because 'reason' } | Verify-AssertionFailed | ||
| $err.Exception.Message | Verify-Equal 'Expected {5} to be less or equal to the actual value, because reason, but got {6}.' | ||
| } | ||
| } | ||
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| Describe "Should -BeLessOrEqual" { | ||
| It "passes if value is less than the expected value" { | ||
| 0 | Should -BeLessOrEqual 1 | ||
| 0 | Should -LE 1 | ||
| } | ||
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| It "passes if value is equal to the expected value" { | ||
| 1 | Should -BeLessOrEqual 1 | ||
| 1 | Should -LE 1 | ||
| } | ||
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| It "fails if value is greater than the expected value" { | ||
| { 4 | Should -BeLessOrEqual 3 } | Verify-AssertionFailed | ||
| { 4 | Should -LE 3 } | Verify-AssertionFailed | ||
| } | ||
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| It "returns the correct assertion message" { | ||
| $err = { 6 | Should -BeLessOrEqual 5 -Because 'reason' } | Verify-AssertionFailed | ||
| $err.Exception.Message | Verify-Equal 'Expected {5} to be less or equal to the actual value, because reason, but got {6}.' | ||
| } | ||
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| Describe "Should -Not -BeLessOrEqual" { | ||
| It "passes if value greater than expected" { | ||
| 2 | Should -Not -BeLessOrEqual 1 | ||
| 2 | Should -Not -LE 1 | ||
| } | ||
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| It "fails if values equal" { | ||
| { 3 | Should -Not -BeLessOrEqual 3 } | Verify-AssertionFailed | ||
| { 3 | Should -Not -LE 3 } | Verify-AssertionFailed | ||
| } | ||
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| It "fails if value less than expected" { | ||
| { 4 | Should -Not -BeLessOrEqual 5 } | Verify-AssertionFailed | ||
| { 4 | Should -Not -LE 5 } | Verify-AssertionFailed | ||
| } | ||
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| It "returns the correct assertion message" { | ||
| $err = { 4 | Should -Not -BeLessOrEqual 5 -Because 'reason' } | Verify-AssertionFailed | ||
| $err.Exception.Message | Verify-Equal 'Expected {5} to be greater than the actual value, because reason, but got {4}.' | ||
| } | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,38 +1,54 @@ | ||
| function PesterBeGreaterThan($ActualValue, $ExpectedValue, [switch] $Negate) | ||
| function PesterBeGreaterThan($ActualValue, $ExpectedValue, [switch] $Negate, [string] $Because) | ||
| { | ||
| [bool] $succeeded = $ActualValue -gt $ExpectedValue | ||
| if ($Negate) { $succeeded = -not $succeeded } | ||
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| $failureMessage = '' | ||
| if ($Negate) { | ||
| return PesterBeLessOrEqual -ActualValue $ActualValue -ExpectedValue $ExpectedValue -Negate:$false -Because $Because | ||
| } | ||
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| if (-not $succeeded) | ||
| { | ||
| if ($Negate) | ||
| { | ||
| $failureMessage = NotPesterBeGreaterThanFailureMessage -ActualValue $ActualValue -ExpectedValue $ExpectedValue | ||
| } | ||
| else | ||
| { | ||
| $failureMessage = PesterBeGreaterThanFailureMessage -ActualValue $ActualValue -ExpectedValue $ExpectedValue | ||
| if ($ExpectedValue -ge $ActualValue) { | ||
| return New-Object psobject -Property @{ | ||
| Succeeded = $false | ||
| FailureMessage = "Expected {$ExpectedValue} to be greater than the actual value,$(Format-Because $Because) but got {$ActualValue}." | ||
| } | ||
| } | ||
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| return New-Object psobject -Property @{ | ||
| Succeeded = $succeeded | ||
| FailureMessage = $failureMessage | ||
| Succeeded = $true | ||
| } | ||
| } | ||
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| function PesterBeGreaterThanFailureMessage($ActualValue,$ExpectedValue) | ||
| { | ||
| return "Expected {$ActualValue} to be greater than {$ExpectedValue}" | ||
| } | ||
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| function NotPesterBeGreaterThanFailureMessage($ActualValue,$ExpectedValue) | ||
| function PesterBeLessOrEqual($ActualValue, $ExpectedValue, [switch] $Negate, [string] $Because) | ||
| { | ||
| return "Expected {$ActualValue} to be less than or equal to {$ExpectedValue}" | ||
| if ($Negate) { | ||
| return PesterBeGreaterThan -ActualValue $ActualValue -ExpectedValue $ExpectedValue -Negate:$false -Because $Because | ||
| } | ||
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| if ($ExpectedValue -lt $ActualValue) { | ||
| return New-Object psobject -Property @{ | ||
| Succeeded = $false | ||
| FailureMessage = "Expected {$ExpectedValue} to be less or equal to the actual value,$(Format-Because $Because) but got {$ActualValue}." | ||
| } | ||
| } | ||
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| return New-Object psobject -Property @{ | ||
| Succeeded = $true | ||
| } | ||
| } | ||
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| Add-AssertionOperator -Name BeGreaterThan ` | ||
| -Test $function:PesterBeGreaterThan ` | ||
| -Alias 'GT' | ||
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| Add-AssertionOperator -Name BeLessOrEqual ` | ||
| -Test $function:PesterBeLessOrEqual ` | ||
| -Alias 'LE' | ||
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| #keeping tests happy | ||
| function PesterBeGreaterThanFailureMessage() { } | ||
| function NotPesterBeGreaterThanFailureMessage() { } | ||
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| function PesterBeLessOrEqualFailureMessage() { } | ||
| function NotPesterBeLessOrEqualFailureMessage() { } | ||
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