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Ignore call base class contructor in code coverage #2553

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merged 2 commits into from
Oct 1, 2024
Merged

Ignore call base class contructor in code coverage #2553

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e62d09f
Ignore calls to base class constructor in code coverage
fflaten Aug 2, 2024
156c0ad
Update tests
fflaten Aug 2, 2024
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8 changes: 8 additions & 0 deletions src/functions/Coverage.ps1
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Original file line number Diff line number Diff line change
Expand Up @@ -454,6 +454,14 @@ function IsIgnoredCommand {
return $true
}

if ($PSVersionTable.PSVersion.Major -ge 5) {
if ($Command -is [System.Management.Automation.Language.CommandExpressionAst] -and
$Command.Expression[0] -is [System.Management.Automation.Language.BaseCtorInvokeMemberExpressionAst]) {
# Calls to inherited "base(...)" constructor does not trigger breakpoint or tracer hit, ignore.
return $true
}
}

return $false
}

Expand Down
145 changes: 87 additions & 58 deletions tst/functions/Coverage.Tests.ps1
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Original file line number Diff line number Diff line change
Expand Up @@ -52,9 +52,16 @@ InPesterModuleScope {
if ($PSVersionTable.PSVersion.Major -ge 5) {
Add-Content -Path $testScriptPath -Value @'

class MyClass
class MyBaseClass {
MyBaseClass()
{
'I am the constructor of base class.'
}
}

class MyClass : MyBaseClass
{
MyClass()
MyClass() : base()
{
'I am the constructor.'
}
Expand All @@ -79,11 +86,18 @@ InPesterModuleScope {
# Before that, let's just create equivalent commands to above class with exact same line numbers
Add-Content -Path $testScriptPath -Value @'

#class MyBaseClass {
function MyBaseClass
{
'I am the constructor of base class.'
}
#}

#class MyClass
#{
function MyClass
{
'I am the constructor.'
MyBaseClass; 'I am the constructor.'
}

function MethodOne
Expand Down Expand Up @@ -131,7 +145,7 @@ InPesterModuleScope {
# Path deliberately duplicated to make sure the code doesn't produce multiple breakpoints for the same commands
$breakpoints = Enter-CoverageAnalysis -CodeCoverage $testScriptPath, $testScriptPath, $testScript2Path, $testScript3Path -UseBreakpoints $UseBreakpoints

@($breakpoints).Count | Should -Be 18 -Because 'it has the proper number of breakpoints defined'
@($breakpoints).Count | Should -Be 19 -Because 'it has the proper number of breakpoints defined'

$sb = {
$null = & $testScriptPath
Expand All @@ -153,11 +167,11 @@ InPesterModuleScope {
}

It 'Reports the proper number of executed commands' {
$coverageReport.NumberOfCommandsExecuted | Should -Be 15
$coverageReport.NumberOfCommandsExecuted | Should -Be 16
}

It 'Reports the proper number of analyzed commands' {
$coverageReport.NumberOfCommandsAnalyzed | Should -Be 18
$coverageReport.NumberOfCommandsAnalyzed | Should -Be 19
}

It 'Reports the proper number of analyzed files' {
Expand All @@ -175,7 +189,7 @@ InPesterModuleScope {
}

It 'Reports the proper number of hit commands' {
$coverageReport.HitCommands.Count | Should -Be 15
$coverageReport.HitCommands.Count | Should -Be 16
}

It 'Reports the correct hit command' {
Expand All @@ -186,7 +200,8 @@ InPesterModuleScope {
$coverageReport.HitCommands[0].Class | Should -BeNullOrEmpty
# Classes have been introduced in PowerShell 5.0
if ($PSVersionTable.PSVersion.Major -ge 5) {
$coverageReport.HitCommands[9].Class | Should -Be 'MyClass'
$coverageReport.HitCommands[9].Class | Should -Be 'MyBaseClass'
$coverageReport.HitCommands[10].Class | Should -Be 'MyClass'
$coverageReport.MissedCommands[2].Class | Should -Be 'MyClass'
}
else {
Expand All @@ -198,7 +213,8 @@ InPesterModuleScope {
It 'Reports the correct function names' {
$coverageReport.HitCommands[0].Function | Should -Be 'NestedFunction'
$coverageReport.HitCommands[2].Function | Should -Be 'FunctionOne'
$coverageReport.HitCommands[9].Function | Should -Be 'MyClass'
$coverageReport.HitCommands[9].Function | Should -Be 'MyBaseClass'
$coverageReport.HitCommands[10].Function | Should -Be 'MyClass'
$coverageReport.MissedCommands[2].Function | Should -Be 'MethodTwo'
}

Expand Down Expand Up @@ -237,24 +253,29 @@ InPesterModuleScope {
<counter type="LINE" missed="0" covered="3" />
<counter type="METHOD" missed="0" covered="1" />
</method>
<method name="MyClass" desc="()" line="32">
<method name="MyBaseClass" desc="()" line="31">
<counter type="INSTRUCTION" missed="0" covered="1" />
<counter type="LINE" missed="0" covered="1" />
<counter type="METHOD" missed="0" covered="1" />
</method>
<method name="MethodOne" desc="()" line="37">
<method name="MyClass" desc="()" line="39">
<counter type="INSTRUCTION" missed="0" covered="1" />
<counter type="LINE" missed="0" covered="1" />
<counter type="METHOD" missed="0" covered="1" />
</method>
<method name="MethodTwo" desc="()" line="42">
<method name="MethodOne" desc="()" line="44">
<counter type="INSTRUCTION" missed="0" covered="1" />
<counter type="LINE" missed="0" covered="1" />
<counter type="METHOD" missed="0" covered="1" />
</method>
<method name="MethodTwo" desc="()" line="49">
<counter type="INSTRUCTION" missed="1" covered="0" />
<counter type="LINE" missed="1" covered="0" />
<counter type="METHOD" missed="1" covered="0" />
</method>
<counter type="INSTRUCTION" missed="3" covered="13" />
<counter type="LINE" missed="2" covered="12" />
<counter type="METHOD" missed="2" covered="5" />
<counter type="INSTRUCTION" missed="3" covered="14" />
<counter type="LINE" missed="2" covered="13" />
<counter type="METHOD" missed="2" covered="6" />
<counter type="CLASS" missed="0" covered="1" />
</class>
<class name="CommonRoot/TestScript2" sourcefilename="TestScript2.ps1">
Expand All @@ -278,14 +299,15 @@ InPesterModuleScope {
<line nr="17" mi="0" ci="2" mb="0" cb="0" />
<line nr="22" mi="1" ci="0" mb="0" cb="0" />
<line nr="25" mi="0" ci="1" mb="0" cb="0" />
<line nr="32" mi="0" ci="1" mb="0" cb="0" />
<line nr="37" mi="0" ci="1" mb="0" cb="0" />
<line nr="42" mi="1" ci="0" mb="0" cb="0" />
<line nr="46" mi="0" ci="1" mb="0" cb="0" />
<line nr="47" mi="0" ci="1" mb="0" cb="0" />
<counter type="INSTRUCTION" missed="3" covered="13" />
<counter type="LINE" missed="2" covered="12" />
<counter type="METHOD" missed="2" covered="5" />
<line nr="31" mi="0" ci="1" mb="0" cb="0" />
<line nr="39" mi="0" ci="1" mb="0" cb="0" />
<line nr="44" mi="0" ci="1" mb="0" cb="0" />
<line nr="49" mi="1" ci="0" mb="0" cb="0" />
<line nr="53" mi="0" ci="1" mb="0" cb="0" />
<line nr="54" mi="0" ci="1" mb="0" cb="0" />
<counter type="INSTRUCTION" missed="3" covered="14" />
<counter type="LINE" missed="2" covered="13" />
<counter type="METHOD" missed="2" covered="6" />
<counter type="CLASS" missed="0" covered="1" />
</sourcefile>
<sourcefile name="TestScript2.ps1">
Expand All @@ -295,13 +317,14 @@ InPesterModuleScope {
<counter type="METHOD" missed="0" covered="1" />
<counter type="CLASS" missed="0" covered="1" />
</sourcefile>
<counter type="INSTRUCTION" missed="3" covered="14" />
<counter type="LINE" missed="2" covered="13" />
<counter type="METHOD" missed="2" covered="6" />
<counter type="INSTRUCTION" missed="3" covered="15" />
<counter type="LINE" missed="2" covered="14" />
<counter type="METHOD" missed="2" covered="7" />
<counter type="CLASS" missed="0" covered="2" />
</package>
<package name="CommonRoot/TestSubFolder">
<class name="CommonRoot/TestSubFolder/TestScript3" sourcefilename="TestSubFolder/TestScript3.ps1">
<class name="CommonRoot/TestSubFolder/TestScript3"
sourcefilename="TestSubFolder/TestScript3.ps1">
<method name="&lt;script&gt;" desc="()" line="1">
<counter type="INSTRUCTION" missed="0" covered="1" />
<counter type="LINE" missed="0" covered="1" />
Expand All @@ -324,9 +347,9 @@ InPesterModuleScope {
<counter type="METHOD" missed="0" covered="1" />
<counter type="CLASS" missed="0" covered="1" />
</package>
<counter type="INSTRUCTION" missed="3" covered="15" />
<counter type="LINE" missed="2" covered="14" />
<counter type="METHOD" missed="2" covered="7" />
<counter type="INSTRUCTION" missed="3" covered="16" />
<counter type="LINE" missed="2" covered="15" />
<counter type="METHOD" missed="2" covered="8" />
<counter type="CLASS" missed="0" covered="3" />
</report>
')
Expand Down Expand Up @@ -370,24 +393,29 @@ InPesterModuleScope {
<counter type="LINE" missed="0" covered="3" />
<counter type="METHOD" missed="0" covered="1" />
</method>
<method name="MyClass" desc="()" line="32">
<method name="MyBaseClass" desc="()" line="31">
<counter type="INSTRUCTION" missed="0" covered="1" />
<counter type="LINE" missed="0" covered="1" />
<counter type="METHOD" missed="0" covered="1" />
</method>
<method name="MyClass" desc="()" line="39">
<counter type="INSTRUCTION" missed="0" covered="1" />
<counter type="LINE" missed="0" covered="1" />
<counter type="METHOD" missed="0" covered="1" />
</method>
<method name="MethodOne" desc="()" line="37">
<method name="MethodOne" desc="()" line="44">
<counter type="INSTRUCTION" missed="0" covered="1" />
<counter type="LINE" missed="0" covered="1" />
<counter type="METHOD" missed="0" covered="1" />
</method>
<method name="MethodTwo" desc="()" line="42">
<method name="MethodTwo" desc="()" line="49">
<counter type="INSTRUCTION" missed="1" covered="0" />
<counter type="LINE" missed="1" covered="0" />
<counter type="METHOD" missed="1" covered="0" />
</method>
<counter type="INSTRUCTION" missed="3" covered="13" />
<counter type="LINE" missed="2" covered="12" />
<counter type="METHOD" missed="2" covered="5" />
<counter type="INSTRUCTION" missed="3" covered="14" />
<counter type="LINE" missed="2" covered="13" />
<counter type="METHOD" missed="2" covered="6" />
<counter type="CLASS" missed="0" covered="1" />
</class>
<class name="TestScript2" sourcefilename="TestScript2.ps1">
Expand All @@ -411,14 +439,15 @@ InPesterModuleScope {
<line nr="17" mi="0" ci="2" mb="0" cb="0" />
<line nr="22" mi="1" ci="0" mb="0" cb="0" />
<line nr="25" mi="0" ci="1" mb="0" cb="0" />
<line nr="32" mi="0" ci="1" mb="0" cb="0" />
<line nr="37" mi="0" ci="1" mb="0" cb="0" />
<line nr="42" mi="1" ci="0" mb="0" cb="0" />
<line nr="46" mi="0" ci="1" mb="0" cb="0" />
<line nr="47" mi="0" ci="1" mb="0" cb="0" />
<counter type="INSTRUCTION" missed="3" covered="13" />
<counter type="LINE" missed="2" covered="12" />
<counter type="METHOD" missed="2" covered="5" />
<line nr="31" mi="0" ci="1" mb="0" cb="0" />
<line nr="39" mi="0" ci="1" mb="0" cb="0" />
<line nr="44" mi="0" ci="1" mb="0" cb="0" />
<line nr="49" mi="1" ci="0" mb="0" cb="0" />
<line nr="53" mi="0" ci="1" mb="0" cb="0" />
<line nr="54" mi="0" ci="1" mb="0" cb="0" />
<counter type="INSTRUCTION" missed="3" covered="14" />
<counter type="LINE" missed="2" covered="13" />
<counter type="METHOD" missed="2" covered="6" />
<counter type="CLASS" missed="0" covered="1" />
</sourcefile>
<sourcefile name="TestScript2.ps1">
Expand All @@ -428,9 +457,9 @@ InPesterModuleScope {
<counter type="METHOD" missed="0" covered="1" />
<counter type="CLASS" missed="0" covered="1" />
</sourcefile>
<counter type="INSTRUCTION" missed="3" covered="14" />
<counter type="LINE" missed="2" covered="13" />
<counter type="METHOD" missed="2" covered="6" />
<counter type="INSTRUCTION" missed="3" covered="15" />
<counter type="LINE" missed="2" covered="14" />
<counter type="METHOD" missed="2" covered="7" />
<counter type="CLASS" missed="0" covered="2" />
</package>
<package name="TestSubFolder">
Expand All @@ -457,9 +486,9 @@ InPesterModuleScope {
<counter type="METHOD" missed="0" covered="1" />
<counter type="CLASS" missed="0" covered="1" />
</package>
<counter type="INSTRUCTION" missed="3" covered="15" />
<counter type="LINE" missed="2" covered="14" />
<counter type="METHOD" missed="2" covered="7" />
<counter type="INSTRUCTION" missed="3" covered="16" />
<counter type="LINE" missed="2" covered="15" />
<counter type="METHOD" missed="2" covered="8" />
<counter type="CLASS" missed="0" covered="3" />
</report>
')
Expand Down Expand Up @@ -642,7 +671,7 @@ InPesterModuleScope {
BeforeAll {
$breakpoints = Enter-CoverageAnalysis -CodeCoverage @{Path = "$(Join-Path -Path $root -ChildPath *.ps1)"; Function = '*' } -UseBreakpoints $UseBreakpoints

@($breakpoints).Count | Should -Be 13 -Because 'it has the proper number of breakpoints defined'
@($breakpoints).Count | Should -Be 14 -Because 'it has the proper number of breakpoints defined'

if ($UseBreakpoints) {
& $testScriptPath
Expand All @@ -657,11 +686,11 @@ InPesterModuleScope {
}

It 'Reports the proper number of executed commands' {
$coverageReport.NumberOfCommandsExecuted | Should -Be 10
$coverageReport.NumberOfCommandsExecuted | Should -Be 11
}

It 'Reports the proper number of analyzed commands' {
$coverageReport.NumberOfCommandsAnalyzed | Should -Be 13
$coverageReport.NumberOfCommandsAnalyzed | Should -Be 14
}

It 'Reports the proper number of analyzed files' {
Expand All @@ -678,7 +707,7 @@ InPesterModuleScope {
}

It 'Reports the proper number of hit commands' {
$coverageReport.HitCommands.Count | Should -Be 10
$coverageReport.HitCommands.Count | Should -Be 11
}

It 'Reports the correct hit command' {
Expand Down Expand Up @@ -747,7 +776,7 @@ InPesterModuleScope {

$breakpoints = Enter-CoverageAnalysis -CodeCoverage @{Path = $testScriptPath; Class = '*' } -UseBreakpoints $UseBreakpoints

@($breakpoints).Count | Should -Be 3 -Because 'it has the proper number of breakpoints defined'
@($breakpoints).Count | Should -Be 4 -Because 'it has the proper number of breakpoints defined'

if ($UseBreakpoints) {
& $testScriptPath
Expand All @@ -762,19 +791,19 @@ InPesterModuleScope {
}

It 'Reports the proper number of executed commands' {
$coverageReport.NumberOfCommandsExecuted | Should -Be 2
$coverageReport.NumberOfCommandsExecuted | Should -Be 3
}

It 'Reports the proper number of analyzed commands' {
$coverageReport.NumberOfCommandsAnalyzed | Should -Be 3
$coverageReport.NumberOfCommandsAnalyzed | Should -Be 4
}

It 'Reports the proper number of missed commands' {
$coverageReport.MissedCommands.Count | Should -Be 1
}

It 'Reports the proper number of hit commands' {
$coverageReport.HitCommands.Count | Should -Be 2
$coverageReport.HitCommands.Count | Should -Be 3
}

AfterAll {
Expand Down