chore: import upstream snapshot with attribution

internal/parser/languages/powershell_test.go

@@ -0,0 +1,68 @@
+package languages
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+
+	"github.com/zzet/gortex/internal/graph"
+)
+
+func TestPowerShellExtractor_FunctionsAndClass(t *testing.T) {
+	src := []byte(`Import-Module PSReadLine
+. .\helpers.ps1
+
+function Get-Greeting {
+    param([string]$Name)
+    Write-Host "hello $Name"
+}
+
+filter Get-Even {
+    if ($_ % 2 -eq 0) { $_ }
+}
+
+class Counter {
+    [int]$Value = 0
+    [void]Increment() { $this.Value++ }
+}
+`)
+	e := NewPowerShellExtractor()
+	require.Equal(t, "powershell", e.Language())
+
+	res, err := e.Extract("m.ps1", src)
+	require.NoError(t, err)
+
+	var gotGreet, gotEven, gotClass bool
+	for _, n := range res.Nodes {
+		switch n.Name {
+		case "Get-Greeting":
+			gotGreet = true
+		case "Get-Even":
+			gotEven = true
+		case "Counter":
+			gotClass = true
+		}
+	}
+	var gotImport, gotSource bool
+	for _, ed := range res.Edges {
+		if ed.Kind == graph.EdgeImports && ed.To == "unresolved::import::PSReadLine" {
+			gotImport = true
+		}
+		if ed.Kind == graph.EdgeImports && ed.To == "unresolved::import::.\\helpers.ps1" {
+			gotSource = true
+		}
+	}
+	assert.True(t, gotGreet)
+	assert.True(t, gotEven)
+	assert.True(t, gotClass)
+	assert.True(t, gotImport)
+	assert.True(t, gotSource)
+}
+
+func TestPowerShellExtractor_EmptyInput(t *testing.T) {
+	res, err := NewPowerShellExtractor().Extract("e.ps1", []byte(""))
+	require.NoError(t, err)
+	require.Len(t, res.Nodes, 1)
+	assert.Equal(t, graph.KindFile, res.Nodes[0].Kind)
+}