diff --git a/tests/test_configure_create.py b/tests/test_configure_create.py
new file mode 100644
index 0000000..f419861
--- /dev/null
+++ b/tests/test_configure_create.py
@@ -0,0 +1,105 @@
+from pathlib import Path
+
+import yaml
+
+from skywipe.configure import Configuration
+
+
+def test_configuration_create_reprompts_and_writes_file(monkeypatch, tmp_path, user_input):
+    inputs = iter([
+        "bad handle",
+        "alice.bsky.social",
+        "5",
+        "0",
+        "n",
+    ])
+    passwords = iter([
+        "short",
+        "longenough",
+    ])
+
+    monkeypatch.setattr(Path, "home", lambda: tmp_path)
+    user_input(inputs, passwords)
+
+    config = Configuration()
+    config.create()
+
+    assert config.config_file.exists() is True
+    data = yaml.safe_load(config.config_file.read_text())
+    assert data["handle"] == "alice.bsky.social"
+    assert data["password"] == "longenough"
+    assert data["batch_size"] == 5
+    assert data["delay"] == 0
+    assert data["verbose"] is False
+
+
+def test_configuration_create_invalid_batch_size(monkeypatch, tmp_path, user_input):
+    inputs = iter([
+        "alice.bsky.social",
+        "0",
+        "1",
+        "y",
+    ])
+    passwords = iter(["longenough"])
+
+    monkeypatch.setattr(Path, "home", lambda: tmp_path)
+    user_input(inputs, passwords)
+
+    config = Configuration()
+    config.create()
+
+    assert config.config_file.exists() is False
+
+
+def test_configuration_create_invalid_delay(monkeypatch, tmp_path, user_input):
+    inputs = iter([
+        "alice.bsky.social",
+        "10",
+        "61",
+        "y",
+    ])
+    passwords = iter(["longenough"])
+
+    monkeypatch.setattr(Path, "home", lambda: tmp_path)
+    user_input(inputs, passwords)
+
+    config = Configuration()
+    config.create()
+
+    assert config.config_file.exists() is False
+
+
+def test_configuration_create_overwrite_cancel(monkeypatch, tmp_path, user_input):
+    monkeypatch.setattr(Path, "home", lambda: tmp_path)
+    config = Configuration()
+    config.config_file.parent.mkdir(parents=True, exist_ok=True)
+    config.config_file.write_text("existing")
+
+    user_input(["n"], [])
+
+    config.create()
+
+    assert config.config_file.read_text() == "existing"
+
+
+def test_configuration_create_write_failure(monkeypatch, tmp_path, user_input):
+    monkeypatch.setattr(Path, "home", lambda: tmp_path)
+    user_input(
+        ["alice.bsky.social", "5", "0", "y"],
+        ["longenough"],
+    )
+
+    config = Configuration()
+
+    original_open = open
+
+    def fake_open(path, mode="r", *args, **kwargs):
+        if Path(path) == config.config_file and "w" in mode:
+            raise OSError("disk full")
+        return original_open(path, mode, *args, **kwargs)
+
+    monkeypatch.setattr("builtins.open", fake_open)
+
+    config.create()
+
+    assert config.config_file.exists() is False