fix tests

Author: SteveL-MSFT

dsc/tests/dsc_function_list.tests.ps1

@@ -19,7 +19,7 @@ Describe 'Tests for function list subcommand' {
         $out.name | Should -BeExactly 'resourceId'
         $out.minArgs | Should -Be 2
         $out.maxArgs | Should -Be 2
-        $out.acceptedArgTypes | Should -Be @('String')
+        $out.returnTypes | Should -Be @('String')
         $out.description | Should -Not -BeNullOrEmpty
     }
 }

dsc/tests/dsc_functions.tests.ps1

@@ -155,7 +155,7 @@ Describe 'tests for function expressions' {
         $out = dsc -l trace config get -i $config_yaml 2>$TestDrive/error.log | ConvertFrom-Json
         if ($isError) {
             $LASTEXITCODE | Should -Be 2 -Because (Get-Content $TestDrive/error.log -Raw)
-            (Get-Content $TestDrive/error.log -Raw) | Should -Match 'Invalid item to find, must be a string or number'
+            (Get-Content $TestDrive/error.log -Raw) | Should -Match 'accepted types are: String, Number'
         } else {
             $LASTEXITCODE | Should -Be 0 -Because (Get-Content $TestDrive/error.log -Raw)
             ($out.results[0].result.actualState.output | Out-String) | Should -BeExactly ($expected | Out-String)

dsc_lib/src/functions/mod.rs

@@ -263,7 +263,7 @@ pub struct FunctionDefinition {
     pub min_args: usize,
     #[serde(rename = "maxArgs")]
     pub max_args: usize,
-    #[serde(rename = "returnType")]
+    #[serde(rename = "returnTypes")]
     pub return_types: Vec<FunctionArgKind>,
 }