feat: add tests and compose

backend/uframe/tests/test_themes.py

@@ -0,0 +1,154 @@
+"""Tests for the theme system."""
+
+import uframe
+from uframe.themes import (
+    get_theme, ThemeDef, BUILTIN_THEMES,
+    THEME_DEFAULT, THEME_NOUVEAU, THEME_GOTHIC,
+    THEME_BAMBOO, THEME_CIRCUIT, THEME_BRUTALIST,
+)
+
+
+# ---------------------------------------------------------------------------
+# Theme registry
+# ---------------------------------------------------------------------------
+
+
+def test_builtin_themes_exist():
+    assert len(BUILTIN_THEMES) == 6
+    for name in ("default", "nouveau", "gothic", "bamboo", "circuit", "brutalist"):
+        assert name in BUILTIN_THEMES
+
+
+def test_get_theme_by_name():
+    theme = get_theme("gothic")
+    assert theme.name == "gothic"
+
+
+def test_get_theme_case_insensitive():
+    theme = get_theme("GOTHIC")
+    assert theme.name == "gothic"
+
+
+def test_get_theme_unknown_returns_default():
+    theme = get_theme("nonexistent")
+    assert theme.name == "default"
+
+
+# ---------------------------------------------------------------------------
+# Theme structure
+# ---------------------------------------------------------------------------
+
+
+def test_theme_has_all_fields():
+    for name, theme in BUILTIN_THEMES.items():
+        assert theme.borders_light is not None
+        assert theme.borders_heavy is not None
+        assert theme.borders_double is not None
+        assert theme.borders_rounded is not None
+        assert theme.dividers is not None
+        assert theme.indicators is not None
+        assert theme.gauge is not None
+        assert theme.form is not None
+        assert theme.palette is not None
+
+
+def test_border_chars_method():
+    theme = THEME_DEFAULT
+    bc = theme.border_chars("light")
+    assert bc.tl == "┌"
+    assert bc.tr == "┐"
+
+
+def test_border_dict_method():
+    theme = THEME_DEFAULT
+    bd = theme.border_dict("double")
+    assert bd["tl"] == "╔"
+    assert bd["h"] == "═"
+
+
+# ---------------------------------------------------------------------------
+# Themed rendering — each theme produces correct characters
+# ---------------------------------------------------------------------------
+
+
+def test_compile_with_default_theme():
+    source = '''page "Test" 40
+  box light "Panel"
+    text "Content"'''
+    result = uframe.compile(source)
+    assert "┌" in result.ascii  # default light border
+
+
+def test_compile_with_gothic_theme():
+    source = '''page "Test" 40
+  box light "Panel"
+    text "Content"'''
+    result = uframe.compile(source, theme="gothic")
+    # Gothic uses double-style borders for light
+    assert "╔" in result.ascii
+
+
+def test_compile_with_brutalist_theme():
+    source = '''page "Test" 40
+  box light "Panel"
+    text "Content"'''
+    result = uframe.compile(source, theme="brutalist")
+    # Brutalist uses block characters for light borders
+    assert "▛" in result.ascii
+
+
+def test_compile_with_bamboo_theme():
+    source = '''page "Test" 40
+  box light "Panel"
+    text "Content"'''
+    result = uframe.compile(source, theme="bamboo")
+    # Bamboo uses dashed light borders
+    assert "╌" in result.ascii or "┌" in result.ascii
+
+
+def test_compile_with_circuit_theme():
+    source = '''page "Test" 40
+  gauge "CPU" 50 100 20'''
+    result = uframe.compile(source, theme="circuit")
+    # Circuit uses ▰/▱ for gauge
+    assert "▰" in result.ascii
+    assert "▱" in result.ascii
+
+
+def test_compile_with_nouveau_theme():
+    source = '''page "Test" 40
+  status "Server" online'''
+    result = uframe.compile(source, theme="nouveau")
+    # Nouveau uses ❀ for online indicator
+    assert "❀" in result.ascii
+
+
+def test_theme_divider_chars():
+    source = '''page "Test" 40
+  divider heavy'''
+    result_default = uframe.compile(source)
+    result_gothic = uframe.compile(source, theme="gothic")
+    # Both should render but potentially with different chars
+    assert "━" in result_default.ascii
+    assert "═" in result_gothic.ascii
+
+
+def test_theme_gauge_chars():
+    source = '''page "Test" 40
+  gauge "Test" 50 100 20'''
+    result_default = uframe.compile(source)
+    result_brutalist = uframe.compile(source, theme="brutalist")
+    # Default: █/░, Brutalist: █/(space)
+    assert "█" in result_default.ascii
+    assert "█" in result_brutalist.ascii
+
+
+def test_theme_form_chars():
+    source = '''page "Test" 50
+  form "test"
+    checkbox "agree" "Accept"'''
+    result_default = uframe.compile(source)
+    result_gothic = uframe.compile(source, theme="gothic")
+    # Default: [ ], Gothic: ⚐
+    assert "[ ]" in result_default.ascii or "Accept" in result_default.ascii
+    assert "⚐" in result_gothic.ascii or "Accept" in result_gothic.ascii