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package eventstream
import (
"os"
"path/filepath"
"testing"
)
func TestResolveEditorCommandPrefersEditor(t *testing.T) {
t.Setenv("SUDO_EDITOR", "nano")
t.Setenv("VISUAL", "vim")
t.Setenv("EDITOR", "nvim")
parts, source, err := resolveEditorCommand()
if err != nil {
t.Fatalf("resolve editor: %v", err)
}
if source != "EDITOR" {
t.Fatalf("expected EDITOR source, got %q", source)
}
if len(parts) != 1 || parts[0] != "nvim" {
t.Fatalf("expected nvim command, got %#v", parts)
}
}
func TestResolveEditorCommandFallsBackToVisualBeforeSudoEditor(t *testing.T) {
t.Setenv("SUDO_EDITOR", "nano")
t.Setenv("VISUAL", "vim")
t.Setenv("EDITOR", "")
parts, source, err := resolveEditorCommand()
if err != nil {
t.Fatalf("resolve editor: %v", err)
}
if source != "VISUAL" {
t.Fatalf("expected VISUAL source, got %q", source)
}
if len(parts) != 1 || parts[0] != "vim" {
t.Fatalf("expected vim command, got %#v", parts)
}
}
func TestResolveEditorCommandFallsBackToHxWhenAvailable(t *testing.T) {
t.Setenv("SUDO_EDITOR", "")
t.Setenv("VISUAL", "")
t.Setenv("EDITOR", "")
binDir := t.TempDir()
hxPath := filepath.Join(binDir, "hx")
if err := os.WriteFile(hxPath, []byte("#!/bin/sh\nexit 0\n"), 0o755); err != nil {
t.Fatalf("write hx stub: %v", err)
}
t.Setenv("PATH", binDir)
parts, source, err := resolveEditorCommand()
if err != nil {
t.Fatalf("resolve editor: %v", err)
}
if source != "fallback" {
t.Fatalf("expected fallback source, got %q", source)
}
if len(parts) != 1 || parts[0] != "hx" {
t.Fatalf("expected hx fallback, got %#v", parts)
}
}
func TestResolveEditorCommandFallsBackToViWhenHxMissing(t *testing.T) {
t.Setenv("SUDO_EDITOR", "")
t.Setenv("VISUAL", "")
t.Setenv("EDITOR", "")
t.Setenv("PATH", t.TempDir())
parts, source, err := resolveEditorCommand()
if err != nil {
t.Fatalf("resolve editor: %v", err)
}
if source != "fallback" {
t.Fatalf("expected fallback source, got %q", source)
}
if len(parts) != 1 || parts[0] != "vi" {
t.Fatalf("expected vi fallback, got %#v", parts)
}
}
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