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Add test SQLite KV extension

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This extension mimics Limbo's kv_store and is used in tests to verify
that Limbo and SQLite handle extensions in a compatible way.
This commit is contained in:
Piotr Rzysko
2025-06-06 09:33:19 +02:00
parent 30e4511d62
commit c4fa715036
10 changed files with 14815 additions and 19 deletions
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23
testing/cli_tests/extensions.py
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@@ -344,14 +344,20 @@ def test_series():
def test_kv():
ext_path = "target/debug/liblimbo_ext_tests"
limbo = TestLimboShell()
_test_kv(exec_name=None, ext_path="target/debug/liblimbo_ext_tests")
_test_kv(exec_name="sqlite3", ext_path="target/debug/liblimbo_sqlite_test_ext")
def _test_kv(exec_name, ext_path):
console.info(f"Running test_kv for {ext_path}")
limbo = TestLimboShell(exec_name=exec_name,)
# first, create a normal table to ensure no issues
limbo.execute_dot("CREATE TABLE other (a,b,c);")
limbo.execute_dot("INSERT INTO other values (23,32,23);")
limbo.run_test_fn(
"create virtual table t using kv_store;",
lambda res: "Parse error: no such module: kv_store" in res,
lambda res: "no such module: kv_store" in res,
)
limbo.execute_dot(f".load {ext_path}")
limbo.execute_dot(
@@ -421,10 +427,13 @@ def test_kv():
lambda res: res == "100",
"can update all rows",
)
limbo.run_test_fn("delete from t limit 96;", null, "can delete 96 rows")
limbo.run_test_fn(
"select count(*) from t;", lambda res: "4" == res, "four rows remain"
)
if exec_name is None:
# Test only on Limbo, since SQLite supports the DELETE ... LIMIT syntax only when compiled
# with the SQLITE_ENABLE_UPDATE_DELETE_LIMIT option: https://www.sqlite.org/lang_delete.html
limbo.run_test_fn("delete from t limit 96;", null, "can delete 96 rows")
limbo.run_test_fn(
"select count(*) from t;", lambda res: "4" == res, "four rows remain"
)
limbo.run_test_fn(
"update t set key = '100' where 1;", null, "where clause evaluates properly"
)