|
| 1 | +# Conjecture |
| 2 | + |
| 3 | +A pythonic assertion library. |
| 4 | + |
| 5 | +## 🛠 Installing |
| 6 | + |
| 7 | +### Poetry |
| 8 | + |
| 9 | +``` |
| 10 | +poetry add conjecture |
| 11 | +``` |
| 12 | + |
| 13 | +### pip |
| 14 | + |
| 15 | +``` |
| 16 | +pip install conjecture |
| 17 | +``` |
| 18 | + |
| 19 | +## 🎓 Usage |
| 20 | + |
| 21 | + |
| 22 | +### Basic |
| 23 | + |
| 24 | +A basic assertion. |
| 25 | + |
| 26 | +```pycon |
| 27 | +>>> import conjecture |
| 28 | +>>> assert 5 == conjecture.has(lambda v: v < 10) |
| 29 | +>>> assert 5 == conjecture.has(lambda v: v > 10) |
| 30 | +Traceback (most recent call last): |
| 31 | + File "<stdin>", line 1, in <module> |
| 32 | +AssertionError |
| 33 | +``` |
| 34 | + |
| 35 | +### Combined conjectures |
| 36 | + |
| 37 | +Matching all conditions. |
| 38 | + |
| 39 | +```pycon |
| 40 | +>>> import conjecture |
| 41 | +>>> assert 5 == conjecture.has(lambda v: v <= 5) & conjecture.has(lambda v: v => 5) |
| 42 | +>>> assert 6 == conjecture.has(lambda v: v <= 5) & conjecture.has(lambda v: v => 5) |
| 43 | +Traceback (most recent call last): |
| 44 | + File "<stdin>", line 1, in <module> |
| 45 | +AssertionError |
| 46 | +>>> assert 5 == conjecture.all_of( |
| 47 | +... conjecture.has(lambda v: v <= 5), |
| 48 | +... conjecture.has(lambda v: v => 5) |
| 49 | +... ) |
| 50 | +>>> assert 6 == conjecture.all_of( |
| 51 | +... conjecture.has(lambda v: v <= 5), |
| 52 | +... conjecture.has(lambda v: v => 5) |
| 53 | +... ) |
| 54 | +Traceback (most recent call last): |
| 55 | + File "<stdin>", line 1, in <module> |
| 56 | +AssertionError |
| 57 | +``` |
| 58 | + |
| 59 | +Matching any conditions. |
| 60 | + |
| 61 | +```pycon |
| 62 | +>>> import conjecture |
| 63 | +>>> assert 0 == conjecture.has(lambda v: v == 5) | conjecture.has(lambda v: v == 0) |
| 64 | +>>> assert 5 == conjecture.has(lambda v: v == 5) | conjecture.has(lambda v: v == 0) |
| 65 | +>>> assert 6 == conjecture.has(lambda v: v == 5) | conjecture.has(lambda v: v == 0) |
| 66 | +Traceback (most recent call last): |
| 67 | + File "<stdin>", line 1, in <module> |
| 68 | +AssertionError |
| 69 | +>>> assert 5 == conjecture.any_of( |
| 70 | +... conjecture.has(lambda v: v == 5), |
| 71 | +... conjecture.has(lambda v: v == 0) |
| 72 | +... ) |
| 73 | +>>> assert 6 == conjecture.any_of( |
| 74 | +... conjecture.has(lambda v: v == 5), |
| 75 | +... conjecture.has(lambda v: v == 0) |
| 76 | +... ) |
| 77 | +Traceback (most recent call last): |
| 78 | + File "<stdin>", line 1, in <module> |
| 79 | +AssertionError |
| 80 | +``` |
| 81 | + |
| 82 | +### Negation |
| 83 | + |
| 84 | +A negative assertion. |
| 85 | + |
| 86 | +```pycon |
| 87 | +>>> import conjecture |
| 88 | +>>> assert 5 != conjecture.has(lambda v: v == 10) |
| 89 | +>>> assert 5 == ~conjecture.has(lambda v: v == 10) |
| 90 | +>>> assert 10 == ~conjecture.has(lambda v: v == 10) |
| 91 | +Traceback (most recent call last): |
| 92 | + File "<stdin>", line 1, in <module> |
| 93 | +AssertionError |
| 94 | +``` |
| 95 | + |
| 96 | +## ⚖️ Licence |
| 97 | + |
| 98 | +This project is licensed under the [MIT licence](http://dan.mit-license.org/). |
| 99 | + |
| 100 | +All documentation and images are licenced under the |
| 101 | +[Creative Commons Attribution-ShareAlike 4.0 International License][cc_by_sa]. |
| 102 | + |
| 103 | +[cc_by_sa]: https://creativecommons.org/licenses/by-sa/4.0/ |
| 104 | + |
| 105 | +## 📝 Meta |
| 106 | + |
| 107 | +This project uses [Semantic Versioning](http://semver.org/). |
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