first commit

pigo/internal/pkgmgr/distribute_theme_test.go

@@ -0,0 +1,56 @@
+package pkgmgr
+
+import (
+	"os"
+	"path/filepath"
+	"testing"
+)
+
+// TestDistributeTheme verifies a theme package is stored under
+// $PIGO_HOME/themes/<name>/ with its files intact.
+func TestDistributeTheme(t *testing.T) {
+	home := t.TempDir()
+	t.Setenv("PIGO_HOME", home)
+
+	pkg := writePkg(t, `{"name":"pi-dark","version":"1.0.0","pi":{"type":"theme"}}`, map[string]string{
+		"theme.json":     `{"bg":"#000"}`,
+		"assets/logo.txt": "logo",
+	})
+
+	files, err := DistributeTheme(pkg, "pi-dark")
+	if err != nil {
+		t.Fatalf("DistributeTheme: %v", err)
+	}
+	if _, err := os.Stat(filepath.Join(home, "themes", "pi-dark", "theme.json")); err != nil {
+		t.Errorf("theme.json not stored: %v", err)
+	}
+	if _, err := os.Stat(filepath.Join(home, "themes", "pi-dark", "assets", "logo.txt")); err != nil {
+		t.Errorf("theme asset not stored: %v", err)
+	}
+	if len(files) == 0 {
+		t.Error("created files empty")
+	}
+}
+
+// TestDistributeThemeReinstallReplaces verifies reinstall clears stale files.
+func TestDistributeThemeReinstallReplaces(t *testing.T) {
+	home := t.TempDir()
+	t.Setenv("PIGO_HOME", home)
+
+	pkg1 := writePkg(t, `{"name":"pi-t","version":"1.0.0"}`, map[string]string{
+		"theme.json": `{}`,
+		"old.txt":    "old",
+	})
+	if _, err := DistributeTheme(pkg1, "pi-t"); err != nil {
+		t.Fatalf("first install: %v", err)
+	}
+	pkg2 := writePkg(t, `{"name":"pi-t","version":"2.0.0"}`, map[string]string{
+		"theme.json": `{}`,
+	})
+	if _, err := DistributeTheme(pkg2, "pi-t"); err != nil {
+		t.Fatalf("reinstall: %v", err)
+	}
+	if _, err := os.Stat(filepath.Join(home, "themes", "pi-t", "old.txt")); !os.IsNotExist(err) {
+		t.Errorf("stale theme file survived reinstall: %v", err)
+	}
+}