Support multiple versions in single invocation (#240)

__tests__/installer.test.ts

@@ -32,6 +32,27 @@ describe('installer tests', () => {
     }
   }, 30000);
 
+  it('Aquires multiple versions of dotnet', async () => {
+    const versions = ['2.2.207', '3.1.120'];
+
+    for (const version of versions) {
+      await getDotnet(version);
+    }
+    expect(fs.existsSync(path.join(toolDir, 'sdk', '2.2.207'))).toBe(true);
+    expect(fs.existsSync(path.join(toolDir, 'sdk', '3.1.120'))).toBe(true);
+
+    if (IS_WINDOWS) {
+      expect(fs.existsSync(path.join(toolDir, 'dotnet.exe'))).toBe(true);
+    } else {
+      expect(fs.existsSync(path.join(toolDir, 'dotnet'))).toBe(true);
+    }
+
+    expect(process.env.DOTNET_ROOT).toBeDefined;
+    expect(process.env.PATH).toBeDefined;
+    expect(process.env.DOTNET_ROOT).toBe(toolDir);
+    expect(process.env.PATH?.startsWith(toolDir)).toBe(true);
+  }, 600000);
+
   it('Acquires version of dotnet if no matching version is installed', async () => {
     await getDotnet('3.1.201');
     expect(fs.existsSync(path.join(toolDir, 'sdk', '3.1.201'))).toBe(true);
@@ -126,4 +147,5 @@ function normalizeFileContents(contents: string): string {
 async function getDotnet(version: string): Promise<void> {
   const dotnetInstaller = new installer.DotnetCoreInstaller(version);
   await dotnetInstaller.installDotnet();
+  installer.DotnetCoreInstaller.addToPath();
 }

__tests__/sample-csproj/sample.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>netcoreapp3.1;netcoreapp2.2</TargetFrameworks>
+    <TargetFrameworks>netcoreapp3.1;netcoreapp3.0;netcoreapp2.2</TargetFrameworks>
     <RootNamespace>sample_csproj</RootNamespace>
 
     <IsPackable>false</IsPackable>

__tests__/verify-dotnet.ps1

@@ -6,12 +6,15 @@ if (!$args[0])
 $dotnet = Get-Command dotnet | Select-Object -First 1 | ForEach-Object { $_.Path }
 Write-Host "Found '$dotnet'"
 
-$version = & $dotnet --version | Out-String | ForEach-Object { $_.Trim() }
-Write-Host "Version $version"
-if (-not ($version.StartsWith($args[0].ToString())))
+if($args.count -eq 1)
 {
-  Write-Host "PATH='$env:PATH'"
-  throw "Unexpected version"
+  $version = & $dotnet --version | Out-String | ForEach-Object { $_.Trim() }
+  Write-Host "Version $version"
+  if (-not ($version.StartsWith($args[0].ToString())))
+  {
+    Write-Host "PATH='$env:PATH'"
+    throw "Unexpected version"
+  }
 }
 
 if ($args[1])
@@ -19,16 +22,17 @@ if ($args[1])
   # SDKs are listed on multiple lines with the path afterwards in square brackets
   $versions = & $dotnet --list-sdks | ForEach-Object { $_.SubString(0, $_.IndexOf('[')).Trim() }
   Write-Host "Installed versions: $versions"
-  $isInstalledVersion = $false
-  foreach ($version in $versions)
-  {
-    if ($version.StartsWith($args[1].ToString())) 
+  $InstalledVersionCount = 0
+  foreach($arg in $args){
+    foreach ($version in $versions)
     {
-      $isInstalledVersion = $true
-      break
+      if ($version.StartsWith($arg.ToString())) 
+      {
+        $InstalledVersionCount++
+      }
     }
-  }
-  if (-not $isInstalledVersion)
+   }
+  if ( $InstalledVersionCount -ne $args.Count)
   {
     Write-Host "PATH='$env:PATH'"
     throw "Unexpected version"
@@ -53,6 +57,13 @@ if ($args[1])
     throw "Unexpected output"
   }
 }
+if ($args[2])
+{
+  if ($sample_output -notlike "*Test Run Successful.*Test Run Successful.*Test Run Successful.*")
+  {
+    throw "Unexpected output"
+  }
+}
 else
 {
   if ($sample_output -notlike "*Test Run Successful.*")