- Fixed division bug.

- Improved unit tests and added another. Still need to add a few more.

Author: deadlydog

.gitignore

@@ -0,0 +1,2 @@
+# Ignore generated test files.
+*_UsedByTests_*

Set-ProjectFilesClickOnceVersion.ps1

@@ -243,7 +243,7 @@ foreach ($clickOncePropertyGroup in $clickOncePropertyGroups)
 	if ($BuildSystemsBuildId -gt -1)
 	{
 		# Use a calculation for the Build and Revision to prevent the Revision value from being too large, and to increment the Build value as the BuildSystemsBuildId continues to grow larger.
-		$build = $BuildSystemsBuildId / $maxVersionPartValueAllowed
+		$build = [int]($BuildSystemsBuildId / $maxVersionPartValueAllowed)
 		$revision = $BuildSystemsBuildId % $maxVersionPartValueAllowed
 	}
 

Tests/RunTests.ps1

@@ -21,15 +21,24 @@ $projectFilePathCopy = $projectFilePath + '_UsedByTests_.csproj'
 Copy-Item -Path $projectFilePath -Destination $projectFilePathCopy -Force
 
 $global:runScriptExpression = "& $scriptPath -ProjectFilePath $projectFilePathCopy "
+$global:versionNumberAtEndOfOutputRegex = New-Object System.Text.RegularExpressions.Regex "'(?<Version>\d+\.\d+\.\d+\.\d+)'.$", SingleLine
 
 function RunScriptWithParameters($parameters)
 {
-	Invoke-Expression "$($global:runScriptExpression) $parameters"
-	
+	$output = Invoke-Expression -Command "$($global:runScriptExpression) $parameters"
+	if ($output -imatch $global:versionNumberAtEndOfOutputRegex)
+	{
+		return $matches["Version"]
+	}
+	return $output
 }
 
 $testNumber = 0
 
 Write-Host ("{0}. Explicitly set version number..." -f ++$testNumber)
-if ((RunScriptWithParameters "-Version '1.2.3.4'").EndsWith("'1.2.3.4'.")) { Write-Host "Passed" } else { throw "Test $testNumber failed." }
+$output = RunScriptWithParameters "-Version '1.2.3.4'"
+if ($output -eq '1.2.3.4') { Write-Host "Passed" } else { throw "Test $testNumber failed. Output was '$output'." }
 
+Write-Host ("{0}. Explicitly set version number..." -f ++$testNumber)
+$output = RunScriptWithParameters "-BuildSystemsBuildId 1234"
+if ($output -eq '1.2.0.1234') { Write-Host "Passed" } else { throw "Test $testNumber failed. Output was '$output'." }