testing: Add MVCC test suite

Makefile

@@ -68,7 +68,7 @@ uv-sync-test:
 	uv sync --all-extras --dev --package turso_test
 .PHONE: uv-sync
 
-test: limbo uv-sync-test test-compat test-vector test-sqlite3 test-shell test-memory test-write test-update test-constraint test-collate test-extensions
+test: limbo uv-sync-test test-compat test-vector test-sqlite3 test-shell test-memory test-write test-update test-constraint test-collate test-extensions test-mvcc
 .PHONY: test
 
 test-extensions: limbo uv-sync-test
@@ -141,6 +141,10 @@ test-constraint: limbo uv-sync-test
 	fi
 .PHONY: test-constraint
 
+test-mvcc: limbo uv-sync-test
+	RUST_LOG=$(RUST_LOG) SQLITE_EXEC=$(SQLITE_EXEC) uv run --project limbo_test test-mvcc;
+.PHONY: test-mvcc
+
 bench-vfs: uv-sync-test
 	cargo build --release
 	RUST_LOG=$(RUST_LOG) uv run --project limbo_test bench-vfs "$(SQL)" "$(N)"

testing/cli_tests/mvcc.py

@@ -0,0 +1,32 @@
+#!/usr/bin/env python3
+
+from pydantic import BaseModel
+
+from cli_tests import console
+from cli_tests.test_turso_cli import TestTursoShell
+
+
+# This tests verify that experimental MVCC feature works as expected. The test
+# suite will go away once the feature becomes more stable because we will just
+# run the TCL tests, for example, with MVCC enabled.
+
+class MVCCTest(BaseModel):
+    pass
+
+
+def test_create_table_with_mvcc():
+    """Test CREATE TABLE t(x) with --experimental-mvcc flag"""
+    shell = TestTursoShell(flags="--experimental-mvcc", init_commands="")
+    shell.run_test("create-table-mvcc", "CREATE TABLE t(x);", "")
+    shell.run_test("insert-mvcc", "INSERT INTO t(x) VALUES (1);", "")
+    shell.quit()
+
+
+def main():
+    console.info("Running MVCC CLI tests...")
+    test_create_table_with_mvcc()
+    console.info("All MVCC tests have passed")
+
+
+if __name__ == "__main__":
+    main()

testing/pyproject.toml

@@ -18,6 +18,7 @@ test-memory = "cli_tests.memory:main"
 bench-vfs = "cli_tests.vfs_bench:main"
 test-constraint = "cli_tests.constraint:main"
 test-collate = "cli_tests.collate:main"
+test-mvcc = "cli_tests.mvcc:main"
 
 [tool.uv]
 package = true