sqlite-utils/tests/test_cli_memory.py
2021-06-18 08:29:41 -07:00

114 lines
3.3 KiB
Python

from sqlite_utils import cli, Database
from click.testing import CliRunner
import pytest
import json
def test_memory_basic():
result = CliRunner().invoke(cli.cli, ["memory", "select 1 + 1"])
assert result.exit_code == 0
assert result.output.strip() == '[{"1 + 1": 2}]'
@pytest.mark.parametrize("sql_from", ("test", "t", "t1"))
@pytest.mark.parametrize("use_stdin", (True, False))
def test_memory_csv(tmpdir, sql_from, use_stdin):
content = "id,name\n1,Cleo\n2,Bants"
input = None
if use_stdin:
input = content
csv_path = "-"
if sql_from == "test":
sql_from = "stdin"
else:
csv_path = str(tmpdir / "test.csv")
open(csv_path, "w").write(content)
result = CliRunner().invoke(
cli.cli,
["memory", csv_path, "select * from {}".format(sql_from), "--nl"],
input=input,
)
assert result.exit_code == 0
assert (
result.output.strip()
== '{"id": "1", "name": "Cleo"}\n{"id": "2", "name": "Bants"}'
)
@pytest.mark.parametrize("use_stdin", (True, False))
def test_memory_csv_encoding(tmpdir, use_stdin):
latin1_csv = (
b"date,name,latitude,longitude\n" b"2020-03-04,S\xe3o Paulo,-23.561,-46.645\n"
)
input = None
if use_stdin:
input = latin1_csv
csv_path = "-"
sql_from = "stdin"
else:
csv_path = str(tmpdir / "test.csv")
with open(csv_path, "wb") as fp:
fp.write(latin1_csv)
sql_from = "test"
# Without --encoding should error:
assert (
CliRunner()
.invoke(
cli.cli,
["memory", csv_path, "select * from {}".format(sql_from), "--nl"],
input=input,
)
.exit_code
== 1
)
# With --encoding should work:
result = CliRunner().invoke(
cli.cli,
["memory", "-", "select * from stdin", "--encoding", "latin-1", "--nl"],
input=latin1_csv,
)
assert result.exit_code == 0, result.output
assert json.loads(result.output.strip()) == {
"date": "2020-03-04",
"name": "S\u00e3o Paulo",
"latitude": "-23.561",
"longitude": "-46.645",
}
@pytest.mark.parametrize("extra_args", ([], ["select 1"]))
def test_memory_dump(extra_args):
result = CliRunner().invoke(
cli.cli,
["memory", "-"] + extra_args + ["--dump"],
input="id,name\n1,Cleo\n2,Bants",
)
assert result.exit_code == 0
assert result.output.strip() == (
"BEGIN TRANSACTION;\n"
"CREATE TABLE [stdin] (\n"
" [id] TEXT,\n"
" [name] TEXT\n"
");\n"
"INSERT INTO \"stdin\" VALUES('1','Cleo');\n"
"INSERT INTO \"stdin\" VALUES('2','Bants');\n"
"CREATE VIEW t1 AS select * from [stdin];\n"
"CREATE VIEW t AS select * from [stdin];\n"
"COMMIT;"
)
@pytest.mark.parametrize("extra_args", ([], ["select 1"]))
def test_memory_save(tmpdir, extra_args):
save_to = str(tmpdir / "save.db")
result = CliRunner().invoke(
cli.cli,
["memory", "-"] + extra_args + ["--save", save_to],
input="id,name\n1,Cleo\n2,Bants",
)
assert result.exit_code == 0
db = Database(save_to)
assert list(db["stdin"].rows) == [
{"id": "1", "name": "Cleo"},
{"id": "2", "name": "Bants"},
]