| 375 | |
| 376 | |
| 377 | class ImmutableDictTest(fixtures.TestBase): |
| 378 | methods = combinations( |
| 379 | util.immutabledict.union, |
| 380 | util.immutabledict.merge_with, |
| 381 | argnames="method", |
| 382 | ) |
| 383 | |
| 384 | @methods |
| 385 | def test_no_change(self, method): |
| 386 | d = util.immutabledict({1: 2, 3: 4}) |
| 387 | |
| 388 | d2 = method(d) |
| 389 | is_(d2, d) |
| 390 | d2 = method(d, {}) |
| 391 | is_(d2, d) |
| 392 | d2 = method(d, None) |
| 393 | is_(d2, d) |
| 394 | d2 = method(d, {}, {}, {}, None) |
| 395 | is_(d2, d) |
| 396 | |
| 397 | @methods |
| 398 | def test_no_change_self_empty(self, method): |
| 399 | d = util.immutabledict({1: 2, 3: 4}) |
| 400 | e = util.immutabledict() |
| 401 | d2 = method(e, d) |
| 402 | |
| 403 | eq_(e, {}) |
| 404 | is_(d2, d) |
| 405 | |
| 406 | d2 = method(e, {}, d) |
| 407 | is_(d2, d) |
| 408 | d2 = method(e, None, d, {}, {}) |
| 409 | is_(d2, d) |
| 410 | |
| 411 | d2 = method(e, {1: 2, 3: 4}) |
| 412 | |
| 413 | eq_(d2, d) |
| 414 | assert isinstance(d2, util.immutabledict) |
| 415 | |
| 416 | d2 = method(e, {1: 2, 3: 4}, {3: 5, 4: 7}) |
| 417 | |
| 418 | eq_(d2, {1: 2, 3: 5, 4: 7}) |
| 419 | assert isinstance(d2, util.immutabledict) |
| 420 | |
| 421 | @methods |
| 422 | def test_start_empty_but_then_populate(self, method): |
| 423 | d = util.immutabledict() |
| 424 | |
| 425 | d2 = method(d, {1: 2}) |
| 426 | eq_(d2, {1: 2}) |
| 427 | is_not(d2, d) |
| 428 | |
| 429 | d3 = method(d, util.immutabledict(), {1: 2}) |
| 430 | eq_(d3, {1: 2}) |
| 431 | |
| 432 | d4 = method( |
| 433 | d, util.immutabledict(), util.immutabledict({1: 2}), {3: 4} |
| 434 | ) |
nothing calls this directly
no test coverage detected