From c2e5098d030fe902eff258e10d2fefc01226e4bf Mon Sep 17 00:00:00 2001
From: tanaka takashi <isazaka@gmail.com>
Date: Sat, 11 Jul 2026 19:35:37 +0900
Subject: テスト追加と修正
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---
 tests/test_templates.py | 83 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 tests/test_templates.py

(limited to 'tests/test_templates.py')

diff --git a/tests/test_templates.py b/tests/test_templates.py
new file mode 100644
index 0000000..c6837b0
--- /dev/null
+++ b/tests/test_templates.py
@@ -0,0 +1,83 @@
+"""Tests for MML template generation."""
+
+import pytest
+
+from mml_composemusic_mcp.server import compose_mml
+from mml_composemusic_mcp.templates import DESCRIPTIONS, TEMPLATES, get_template
+
+
+def test_all_templates_exist():
+    for mode in ("ppmck", "pyxel"):
+        for name in ("basic", "melody", "chord", "drum", "empty"):
+            assert mode in TEMPLATES
+            assert name in TEMPLATES[mode]
+            assert TEMPLATES[mode][name]
+
+
+def test_all_descriptions_exist():
+    for name in ("basic", "melody", "chord", "drum", "empty"):
+        assert name in DESCRIPTIONS
+        assert DESCRIPTIONS[name]
+
+
+def test_get_template_basic():
+    mml, desc = get_template("ppmck", "basic")
+    assert mml
+    assert desc == "基本的な4ch構成（メロディ+和音+ベース+リズム）"
+
+
+def test_get_template_melody():
+    mml, desc = get_template("pyxel", "melody")
+    assert mml
+    assert desc == "メロディ重視（Pulse1主旋律、他は伴奏最小限）"
+
+
+def test_get_template_chord():
+    mml, desc = get_template("ppmck", "chord")
+    assert mml
+    assert desc == "コード伴奏重視（Pulse2で和音、Triangleでベース）"
+
+
+def test_get_template_drum():
+    mml, desc = get_template("pyxel", "drum")
+    assert mml
+    assert desc == "リズム重視（Noise中心のビートパターン）"
+
+
+def test_get_template_empty():
+    mml, desc = get_template("ppmck", "empty")
+    assert mml
+    assert desc == "各チャンネルのヘッダーのみ（空のテンプレート）"
+
+
+@pytest.mark.parametrize("mode", ["ppmck", "pyxel"])
+@pytest.mark.parametrize("template", ["basic", "melody", "chord", "drum", "empty"])
+def test_template_validates(mode, template):
+    mml, _ = get_template(mode, template)
+    result = compose_mml(action="validate", mml=mml, mode=mode)
+    assert result["valid"] is True, f"{mode}/{template} invalid: {result['errors']}"
+
+
+def test_template_ppmck_has_headers():
+    mml, _ = get_template("ppmck", "basic")
+    assert "#TITLE" in mml
+
+
+def test_template_pyxel_has_track_headers():
+    mml, _ = get_template("pyxel", "basic")
+    assert "0:" in mml
+    assert "1:" in mml
+    assert "2:" in mml
+    assert "3:" in mml
+
+
+def test_template_empty_has_rests():
+    mml, _ = get_template("ppmck", "empty")
+    # Even empty template should have rests (not truly empty)
+    assert "r" in mml.lower()
+
+
+def test_template_invalid_name_falls_back():
+    result = compose_mml(action="template", mode="ppmck", template="nonexistent")
+    assert result["mml"]
+    assert result["description"]
-- 
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