feat(classifier): add multilingual ECP inherence classifier POC

tests/test_cli.py

@@ -0,0 +1,105 @@
+"""CLI execution tests covering flags, arguments, stdout, and error handling."""
+
+import json
+from pathlib import Path
+import pytest
+from classify import main
+
+
+def test_cli_success_stdout(tmp_path, capsys):
+    ecp_file = tmp_path / "ecp.json"
+    ecp_file.write_text(json.dumps({
+        "target_entity_id": "ent_1",
+        "target_name": "Petrobras",
+        "aliases": ["Petrobras"],
+        "domain": "Oil & Gas",
+        "anchors": ["petróleo", "pré-sal"]
+    }), encoding="utf-8")
+
+    content_file = tmp_path / "content.md"
+    content_file.write_text("# Notícia\n\nA Petrobras bateu recorde de extração de petróleo no pré-sal este mês.", encoding="utf-8")
+
+    exit_code = main(["--ecp", str(ecp_file), "--content", str(content_file)])
+    assert exit_code == 0
+
+    captured = capsys.readouterr()
+    result = json.loads(captured.out)
+    assert result["decision"] == "DIRECT_INHERENT"
+    assert result["is_inherent"] is True
+    assert result["detected_language"] == "pt"
+
+
+def test_cli_output_file(tmp_path):
+    ecp_file = tmp_path / "ecp.json"
+    ecp_file.write_text(json.dumps({
+        "target_entity_id": "ent_1",
+        "target_name": "Petrobras",
+        "aliases": ["Petrobras"],
+        "domain": "Oil & Gas",
+        "anchors": ["petróleo", "pré-sal"]
+    }), encoding="utf-8")
+
+    content_file = tmp_path / "content.md"
+    content_file.write_text("Petrobras anunciou investimentos bilionários em novas refinarias de petróleo.", encoding="utf-8")
+
+    output_file = tmp_path / "out" / "result.json"
+
+    exit_code = main(["--ecp", str(ecp_file), "--content", str(content_file), "--output", str(output_file)])
+    assert exit_code == 0
+    assert output_file.exists()
+
+    result = json.loads(output_file.read_text(encoding="utf-8"))
+    assert result["decision"] == "DIRECT_INHERENT"
+    assert result["is_inherent"] is True
+
+
+def test_cli_missing_ecp_file(tmp_path, capsys):
+    content_file = tmp_path / "content.md"
+    content_file.write_text("Algum conteúdo válido aqui.", encoding="utf-8")
+
+    exit_code = main(["--ecp", str(tmp_path / "non_existent.json"), "--content", str(content_file)])
+    assert exit_code == 1
+
+    captured = capsys.readouterr()
+    err = json.loads(captured.err)
+    assert err["error_code"] == "invalid_ecp_json"
+
+
+def test_cli_empty_content_file(tmp_path, capsys):
+    ecp_file = tmp_path / "ecp.json"
+    ecp_file.write_text(json.dumps({
+        "target_entity_id": "ent_1",
+        "target_name": "Petrobras",
+        "aliases": ["Petrobras"],
+        "domain": "Oil & Gas",
+        "anchors": ["petróleo"]
+    }), encoding="utf-8")
+
+    content_file = tmp_path / "empty.md"
+    content_file.write_text("   \n\n  ", encoding="utf-8")
+
+    exit_code = main(["--ecp", str(ecp_file), "--content", str(content_file)])
+    assert exit_code == 1
+
+    captured = capsys.readouterr()
+    err = json.loads(captured.err)
+    assert err["error_code"] == "empty_content"
+
+
+def test_cli_missing_required_ecp_field(tmp_path, capsys):
+    ecp_file = tmp_path / "bad_ecp.json"
+    ecp_file.write_text(json.dumps({
+        "target_entity_id": "ent_1",
+        "domain": "Oil & Gas",
+        "anchors": ["petróleo"]
+    }), encoding="utf-8")
+
+    content_file = tmp_path / "content.md"
+    content_file.write_text("Algum conteúdo válido para testar o erro.", encoding="utf-8")
+
+    exit_code = main(["--ecp", str(ecp_file), "--content", str(content_file)])
+    assert exit_code == 1
+
+    captured = capsys.readouterr()
+    err = json.loads(captured.err)
+    assert err["error_code"] == "missing_required_field"