malkhut(tests): 1140 test functions across 46 test files

CWM (103): core mechanics, exhaustive edge cases, numba, exchange mechanics
Replay (118): exhaustive verification, microstructure, trajectory
Training (190): asset classification, phase0 extensive, pipeline, exhaustive
DSL (102): v2 syntax, expanded, new features
ASEx (33): validate-before-mutate, single-writer
Planner (48): MCTS, alternatives, hooks
Counterparties (19): 9 adversarial agent policies
Clock (30): event-driven reactor
BingX (28): venue adapter
IPC (8): Zinc SHM
Storage (9): ClickHouse
Risk (4): hard invariants
State (17): frozen dataclass invariants
Integration: E2E, concurrency, sync/async seams, hypothesis, fuzz, adversarial

MALKHUT/malkhut/tests/test_storage_ch.py

@@ -0,0 +1,80 @@
+"""
+ClickHouse persistence — store, retrieve, table creation.
+"""
+import json
+import time
+import pytest
+from malkhut.storage.ch_store import MalkhutCHStore
+
+
+@pytest.fixture(scope="module")
+def store():
+    s = MalkhutCHStore()
+    s.ensure_tables()
+    return s
+
+
+class TestClickHouseTables:
+    def test_tables_exist(self, store):
+        result = store.query("SHOW TABLES")
+        tables = result.strip().split("\n")
+        assert "replay_steps" in tables
+        assert "fulfilment_decisions" in tables
+        assert "self_play_episodes" in tables
+        assert "policy_snapshots" in tables
+        assert "live_discrepancies" in tables
+
+    def test_table_idempotent(self, store):
+        store.ensure_tables()
+        store.ensure_tables()
+        result = store.query("SHOW TABLES")
+        assert "replay_steps" in result
+
+
+class TestClickHouseInsert:
+    def test_store_fulfilment_decision(self, store):
+        store.store_fulfilment_decision(
+            ts_ns=time.time_ns(), exchange="bingx", symbol="BTCUSDT",
+            intent_id="test_intent", state_hash="abc123",
+            selected_action="PLACE", root_distribution="[0.5, 0.5]",
+            risk_decision="True:approved", policy_version="v0.1",
+            latency_ms=5.0,
+        )
+
+    def test_store_episode(self, store):
+        store.store_episode(
+            policy_version="v0.1", scenario_id="test_scenario",
+            seed=42, pnl_bps=10.0, max_drawdown_bps=-5.0,
+            fill_ratio=0.8, adverse_fill_ratio=0.1,
+            avg_slippage_bps=1.5, liq_near_misses=0,
+            cancel_count=3, diagnostics="{}",
+        )
+
+    def test_store_policy_snapshot(self, store):
+        store.store_policy_snapshot(
+            version="v0.1_test", score=5.0,
+            params_str="test_params", evaluation_summary="{}",
+        )
+
+    def test_store_discrepancy(self, store):
+        store.store_discrepancy(
+            ts_ns=time.time_ns(), exchange="bingx", symbol="BTCUSDT",
+            predicted="PLACE", actual="FILL", severity="warning",
+        )
+
+    def test_store_replay_step(self, store):
+        store.store_replay_step(
+            symbol="BTCUSDT", ts_ns=time.time_ns(), step_index=0,
+            before="{}", action="{}", after="{}",
+        )
+
+
+class TestClickHouseQuery:
+    def test_query_returns_string(self, store):
+        result = store.query("SELECT 1")
+        assert result.strip() == "1"
+
+    def test_query_with_format(self, store):
+        result = store.query("SELECT 1 AS val FORMAT JSONEachRow")
+        row = json.loads(result.strip())
+        assert row["val"] == 1