test: add tests for setup wizard personalization and system prompt builder

Cover _USE_CASE_PLUGINS mapping, _suggest_plugins side effects, _build_system_base
output for all name/purpose combinations, and GeneralConfig.purpose round-trip.
Also update CLAUDE.md with the testing workflow rule.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

tests/unit/test_setup_wizard.py

@@ -0,0 +1,92 @@
+"""Tests for setup wizard personalization helpers."""
+
+import pytest
+
+
+def test_use_case_plugin_mapping_all_categories_have_entries():
+    from pyra.setup.wizard import _USE_CASE_PLUGINS
+    assert all(len(v) > 0 for v in _USE_CASE_PLUGINS.values())
+
+
+def test_use_case_plugin_mapping_has_expected_categories():
+    from pyra.setup.wizard import _USE_CASE_PLUGINS
+    assert "Email" in _USE_CASE_PLUGINS
+    assert "Development & servers" in _USE_CASE_PLUGINS
+    assert "Research & web" in _USE_CASE_PLUGINS
+
+
+def test_use_case_email_contains_email_plugin():
+    from pyra.setup.wizard import _USE_CASE_PLUGINS
+    assert "email" in _USE_CASE_PLUGINS["Email"]
+
+
+def test_use_case_dev_contains_ssh_and_docker():
+    from pyra.setup.wizard import _USE_CASE_PLUGINS
+    assert "ssh_tool" in _USE_CASE_PLUGINS["Development & servers"]
+    assert "docker_tool" in _USE_CASE_PLUGINS["Development & servers"]
+
+
+def test_use_case_file_management_contains_cloud_stores():
+    from pyra.setup.wizard import _USE_CASE_PLUGINS
+    plugins = _USE_CASE_PLUGINS["File management"]
+    assert "gdrive" in plugins
+    assert "onedrive" in plugins
+    assert "dropbox_tool" in plugins
+
+
+def test_suggest_plugins_empty_use_cases_returns_early(monkeypatch):
+    calls = []
+    import pyra.setup.wizard as wiz
+    monkeypatch.setattr(wiz.console, "print", lambda *a, **kw: calls.append(a))
+    wiz._suggest_plugins([])
+    assert calls == []
+
+
+def test_suggest_plugins_unknown_use_case_returns_early(monkeypatch):
+    calls = []
+    import pyra.setup.wizard as wiz
+    monkeypatch.setattr(wiz.console, "print", lambda *a, **kw: calls.append(a))
+    wiz._suggest_plugins(["Not a real category"])
+    assert calls == []
+
+
+def test_suggest_plugins_valid_use_case_calls_print(monkeypatch):
+    calls = []
+    import pyra.setup.wizard as wiz
+    monkeypatch.setattr(wiz.console, "print", lambda *a, **kw: calls.append(str(a)))
+    wiz._suggest_plugins(["Email"])
+    assert len(calls) > 0
+
+
+def test_suggest_plugins_panel_text_contains_plugin_name(monkeypatch):
+    from rich.panel import Panel
+    panels = []
+
+    import pyra.setup.wizard as wiz
+
+    def capture_print(*args, **kwargs):
+        for a in args:
+            if isinstance(a, Panel):
+                panels.append(a.renderable)
+
+    monkeypatch.setattr(wiz.console, "print", capture_print)
+    wiz._suggest_plugins(["Email"])
+    assert any("email" in str(p) for p in panels)
+
+
+def test_suggest_plugins_multiple_categories(monkeypatch):
+    from rich.panel import Panel
+    panels = []
+
+    import pyra.setup.wizard as wiz
+
+    def capture_print(*args, **kwargs):
+        for a in args:
+            if isinstance(a, Panel):
+                panels.append(a.renderable)
+
+    monkeypatch.setattr(wiz.console, "print", capture_print)
+    wiz._suggest_plugins(["Email", "Development & servers"])
+    combined = " ".join(str(p) for p in panels)
+    assert "email" in combined
+    assert "ssh_tool" in combined