test(04-02): add failing tests for render_uninstall and render_detect

- test_render_uninstall: asserts Remove-Printer/Driver/Port order + SilentlyContinue x3
- test_render_detect: asserts Get-Printer, Write-Output, exit 0, exit 1

tests/test_script_generator.py

@@ -1,6 +1,6 @@
-"""Unit tests for script_generator.py — SCRPT-01, SCRPT-04, SCRPT-05."""
+"""Unit tests for script_generator.py — SCRPT-01, SCRPT-02, SCRPT-03, SCRPT-04, SCRPT-05."""
 import pytest
-from imptune.generators.script_generator import render_install
+from imptune.generators.script_generator import render_detect, render_install, render_uninstall
 
 
 SAMPLE_ARGS = dict(
@@ -92,3 +92,29 @@ def test_render_install_booleans():
 
     result_false = render_install(**{**SAMPLE_ARGS, "color_mode": False, "collate": False})
     assert "$false" in result_false
+
+
+def test_render_uninstall():
+    """SCRPT-02: render_uninstall produces correct removal order with SilentlyContinue."""
+    result = render_uninstall("Test Printer", "HP Driver", "IP_10.0.0.1")
+    # All three Remove-* commands must be present
+    assert 'Remove-Printer -Name "Test Printer"' in result
+    assert 'Remove-PrinterDriver -Name "HP Driver"' in result
+    assert 'Remove-PrinterPort -Name "IP_10.0.0.1"' in result
+    # All must have -ErrorAction SilentlyContinue
+    assert result.count("-ErrorAction SilentlyContinue") >= 3
+    # Order: Remove-Printer BEFORE Remove-PrinterDriver (driver removal fails if printer still active)
+    printer_pos = result.find("Remove-Printer -Name")
+    driver_pos = result.find("Remove-PrinterDriver -Name")
+    port_pos = result.find("Remove-PrinterPort -Name")
+    assert printer_pos < driver_pos, "Remove-Printer must appear before Remove-PrinterDriver"
+    assert driver_pos < port_pos, "Remove-PrinterDriver must appear before Remove-PrinterPort"
+
+
+def test_render_detect():
+    """SCRPT-03: render_detect follows Intune detection contract (Write-Output + exit 0/1)."""
+    result = render_detect("Test Printer")
+    assert 'Get-Printer -Name "Test Printer"' in result
+    assert "Write-Output" in result
+    assert "exit 0" in result
+    assert "exit 1" in result