Add tests on typing accuracy (#122)

Co-authored-by: Romain Pesche <[email protected]>

tests/conftest.py

@@ -0,0 +1,53 @@
+from unittest.mock import MagicMock
+
+import pytest
+
+from mitype import app, commandline, history
+from mitype.database import fetch_text_from_id
+
+
+@pytest.fixture()
+def empty_history_file(monkeypatch, tmp_path):
+    history_file = tmp_path / ".mitype_history.csv"
+    history_file.touch()
+
+    monkeypatch.setattr(history, "history_file_absolute_path", lambda: history_file)
+
+
+@pytest.fixture()
+def header_only_history_file(monkeypatch, tmp_path):
+    history_file = tmp_path / ".mitype_history.csv"
+
+    with history_file.open("w+") as fd:
+        fd.write("ID,WPM,DATE,TIME,ACCURACY\n")
+
+    monkeypatch.setattr(history, "history_file_absolute_path", lambda: history_file)
+
+
+@pytest.fixture()
+def history_file(monkeypatch, tmp_path):
+    history_file = tmp_path / ".mitype_history.csv"
+    monkeypatch.setattr(history, "history_file_absolute_path", lambda: history_file)
+
+    for i in range(100):
+        history.save_history(i, 65.3, 89)
+
+
+@pytest.fixture()
+def mocked_curses(monkeypatch):
+    monkeypatch.setattr(app, "curses", MagicMock())
+
+
+@pytest.fixture()
+def mocked_app(mocked_curses, monkeypatch):
+    text_id = 1758
+    text = fetch_text_from_id(text_id)
+
+    monkeypatch.setattr(app, "resolve_commandline_arguments", lambda: (text, text_id))
+
+    myapp = app.App()
+    myapp.Color = MagicMock()
+    myapp.window_width = 274
+    myapp.window_height = 75
+
+    return myapp

tests/test_history.py

@@ -3,33 +3,6 @@
 from mitype import history
 
 
-@pytest.fixture()
-def empty_history_file(monkeypatch, tmp_path):
-    history_file = tmp_path / ".mitype_history.csv"
-    history_file.touch()
-
-    monkeypatch.setattr(history, "history_file_absolute_path", lambda: history_file)
-
-
-@pytest.fixture()
-def header_only_history_file(monkeypatch, tmp_path):
-    history_file = tmp_path / ".mitype_history.csv"
-
-    with history_file.open("w+") as fd:
-        fd.write("ID,WPM,DATE,TIME,ACCURACY\n")
-
-    monkeypatch.setattr(history, "history_file_absolute_path", lambda: history_file)
-
-
-@pytest.fixture()
-def history_file(monkeypatch, tmp_path):
-    history_file = tmp_path / ".mitype_history.csv"
-    monkeypatch.setattr(history, "history_file_absolute_path", lambda: history_file)
-
-    for i in range(100):
-        history.save_history(i, 65.3, 89)
-
-
 class TestShowHistory:
     def test_show_history_no_file(self, monkeypatch, tmp_path):
 

tests/test_typing.py

@@ -0,0 +1,30 @@
+from copy import copy
+from unittest.mock import MagicMock
+
+
+def test_perfect_accuracy(mocked_app):
+    win = MagicMock()
+
+    for character in copy(mocked_app.text):
+        mocked_app.typing_mode(win, character)
+    assert mocked_app.accuracy == 100
+
+
+def test_error_during_typing(mocked_app):
+    win = MagicMock()
+
+    text = ["z", "KEY_BACKSPACE"] + list(copy(mocked_app.text))
+
+    for character in copy(text):
+        mocked_app.typing_mode(win, character)
+    assert mocked_app.accuracy == 99.2
+
+
+def test_same_character_after_typing(mocked_app):
+    win = MagicMock()
+
+    text = list(copy(mocked_app.text)) + list(mocked_app.text[-1] * 10)
+
+    for character in copy(text):
+        mocked_app.typing_mode(win, character)
+    assert mocked_app.accuracy == 100