Test for /-/dump-temporary-to-file endpoint, refs #9

See simonw/datasette-app#42

tests/test_dump_restore_temporary.py

@@ -0,0 +1,31 @@
+from datasette.app import Datasette
+import pytest
+import sqlite3
+
+
+@pytest.mark.asyncio
+async def test_dump_restore_temporary(tmpdir):
+    datasette = Datasette([], memory=True)
+    await datasette.invoke_startup()
+    # Import CSV into temporary
+    path = str(tmpdir / "backup_demo.csv")
+    backup_path = str(tmpdir / "backup.db")
+    open(path, "w").write("id,name\n123,Hello")
+    response = await datasette.client.post(
+        "/-/open-csv-file",
+        json={"path": path},
+        headers={"Authorization": "Bearer fake-token"},
+    )
+    assert response.status_code == 200
+    # Dump temporary to a file
+    response = await datasette.client.post(
+        "/-/dump-temporary-to-file",
+        json={"path": backup_path},
+        headers={"Authorization": "Bearer fake-token"},
+        allow_redirects=False,
+    )
+    assert response.status_code == 200
+    assert response.json() == {"ok": True, "path": backup_path}
+    # Check that the backup file has the right stuff
+    conn = sqlite3.connect(backup_path)
+    assert conn.execute("select * from backup_demo").fetchall() == [("123", "Hello")]