Merge pull request #9 from Swiddis/string-compare

Add string comparsion functionality

Author: virejdasani

.gitignore

@@ -0,0 +1,166 @@
+# Created by https://www.toptal.com/developers/gitignore/api/python
+# Edit at https://www.toptal.com/developers/gitignore?templates=python
+
+### Python ###
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# C extensions
+*.so
+
+# Distribution / packaging
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+share/python-wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.nox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*.cover
+*.py,cover
+.hypothesis/
+.pytest_cache/
+cover/
+
+# Translations
+*.mo
+*.pot
+
+# Django stuff:
+*.log
+local_settings.py
+db.sqlite3
+db.sqlite3-journal
+
+# Flask stuff:
+instance/
+.webassets-cache
+
+# Scrapy stuff:
+.scrapy
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+.pybuilder/
+target/
+
+# Jupyter Notebook
+.ipynb_checkpoints
+
+# IPython
+profile_default/
+ipython_config.py
+
+# pyenv
+#   For a library or package, you might want to ignore these files since the code is
+#   intended to run in multiple environments; otherwise, check them in:
+# .python-version
+
+# pipenv
+#   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
+#   However, in case of collaboration, if having platform-specific dependencies or dependencies
+#   having no cross-platform support, pipenv may install dependencies that don't work, or not
+#   install all needed dependencies.
+#Pipfile.lock
+
+# poetry
+#   Similar to Pipfile.lock, it is generally recommended to include poetry.lock in version control.
+#   This is especially recommended for binary packages to ensure reproducibility, and is more
+#   commonly ignored for libraries.
+#   https://python-poetry.org/docs/basic-usage/#commit-your-poetrylock-file-to-version-control
+#poetry.lock
+
+# pdm
+#   Similar to Pipfile.lock, it is generally recommended to include pdm.lock in version control.
+#pdm.lock
+#   pdm stores project-wide configurations in .pdm.toml, but it is recommended to not include it
+#   in version control.
+#   https://pdm.fming.dev/#use-with-ide
+.pdm.toml
+
+# PEP 582; used by e.g. github.com/David-OConnor/pyflow and github.com/pdm-project/pdm
+__pypackages__/
+
+# Celery stuff
+celerybeat-schedule
+celerybeat.pid
+
+# SageMath parsed files
+*.sage.py
+
+# Environments
+.env
+.venv
+env/
+venv/
+ENV/
+env.bak/
+venv.bak/
+
+# Spyder project settings
+.spyderproject
+.spyproject
+
+# Rope project settings
+.ropeproject
+
+# mkdocs documentation
+/site
+
+# mypy
+.mypy_cache/
+.dmypy.json
+dmypy.json
+
+# Pyre type checker
+.pyre/
+
+# pytype static type analyzer
+.pytype/
+
+# Cython debug symbols
+cython_debug/
+
+# PyCharm
+#  JetBrains specific template is maintained in a separate JetBrains.gitignore that can
+#  be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore
+#  and can be added to the global gitignore or merged into this file.  For a more nuclear
+#  option (not recommended) you can uncomment the following to ignore the entire idea folder.
+#.idea/
+
+# End of https://www.toptal.com/developers/gitignore/api/python

README.md

@@ -122,6 +122,12 @@ This is pythOwO
 <h2 align="center">Contributing</h2>
 <p align="center">All contributions are welcome, just make a pull request!</p>
 
+Unit tests are available through the unittest module. New test files must start with `test*.py` to be detected.
+
+```sh
+python -m unittest
+```
+
 
 > Pythowo logo [credit](https://www.reddit.com/r/ProgrammerHumor/comments/vkkyyv/say_hello_to_pythowo_make_sure_to_treat_her_well/)
 

pythowo.py

@@ -1515,6 +1515,42 @@ def multed_by(self, other):
     else:
       return None, Value.illegal_operation(self, other)
 
+  def get_comparison_eq(self, other):
+    if isinstance(other, String):
+      return Number(int(self.value == other.value)).set_context(self.context), None
+    else:
+      return None, Value.illegal_operation(self, other)
+
+  def get_comparison_ne(self, other):
+    if isinstance(other, String):
+      return Number(int(self.value != other.value)).set_context(self.context), None
+    else:
+      return None, Value.illegal_operation(self, other)
+
+  def get_comparison_lt(self, other):
+    if isinstance(other, String):
+      return Number(int(self.value < other.value)).set_context(self.context), None
+    else:
+      return None, Value.illegal_operation(self, other)
+
+  def get_comparison_gt(self, other):
+    if isinstance(other, String):
+      return Number(int(self.value > other.value)).set_context(self.context), None
+    else:
+      return None, Value.illegal_operation(self, other)
+
+  def get_comparison_lte(self, other):
+    if isinstance(other, String):
+      return Number(int(self.value <= other.value)).set_context(self.context), None
+    else:
+      return None, Value.illegal_operation(self, other)
+
+  def get_comparison_gte(self, other):
+    if isinstance(other, String):
+      return Number(int(self.value >= other.value)).set_context(self.context), None
+    else:
+      return None, Value.illegal_operation(self, other)
+
   def is_true(self):
     return len(self.value) > 0
 

test/__init__.py

@@ -0,0 +1,117 @@
+import unittest
+import pythowo
+
+class TestStringOperators(unittest.TestCase):
+  def test_lt_gt(self):
+    value, err = pythowo.run('<test>', '"b" < "a"')
+    result = value.elements[0].value
+    self.assertEqual(result, 0)
+    self.assertEqual(err, None)
+  
+  def test_lt_eq(self):
+    value, err = pythowo.run('<test>', '"b" < "b"')
+    result = value.elements[0].value
+    self.assertEqual(result, 0)
+    self.assertEqual(err, None)
+
+  def test_lt_lt(self):
+    value, err = pythowo.run('<test>', '"a" < "b"')
+    result = value.elements[0].value
+    self.assertEqual(result, 1)
+    self.assertEqual(err, None)
+
+  def test_le_gt(self):
+    value, err = pythowo.run('<test>', '"b" <= "a"')
+    result = value.elements[0].value
+    self.assertEqual(result, 0)
+    self.assertEqual(err, None)
+  
+  def test_le_eq(self):
+    value, err = pythowo.run('<test>', '"b" <= "b"')
+    result = value.elements[0].value
+    self.assertEqual(result, 1)
+    self.assertEqual(err, None)
+
+  def test_le_lt(self):
+    value, err = pythowo.run('<test>', '"a" <= "b"')
+    result = value.elements[0].value
+    self.assertEqual(result, 1)
+    self.assertEqual(err, None)
+
+  def test_gt_gt(self):
+    value, err = pythowo.run('<test>', '"b" > "a"')
+    result = value.elements[0].value
+    self.assertEqual(result, 1)
+    self.assertEqual(err, None)
+  
+  def test_gt_eq(self):
+    value, err = pythowo.run('<test>', '"b" > "b"')
+    result = value.elements[0].value
+    self.assertEqual(result, 0)
+    self.assertEqual(err, None)
+
+  def test_gt_lt(self):
+    value, err = pythowo.run('<test>', '"a" > "b"')
+    result = value.elements[0].value
+    self.assertEqual(result, 0)
+    self.assertEqual(err, None)
+
+  def test_ge_gt(self):
+    value, err = pythowo.run('<test>', '"b" >= "a"')
+    result = value.elements[0].value
+    self.assertEqual(result, 1)
+    self.assertEqual(err, None)
+  
+  def test_ge_eq(self):
+    value, err = pythowo.run('<test>', '"b" >= "b"')
+    result = value.elements[0].value
+    self.assertEqual(result, 1)
+    self.assertEqual(err, None)
+
+  def test_ge_lt(self):
+    value, err = pythowo.run('<test>', '"a" >= "b"')
+    result = value.elements[0].value
+    self.assertEqual(result, 0)
+    self.assertEqual(err, None)
+
+  def test_eq_gt(self):
+    value, err = pythowo.run('<test>', '"b" == "a"')
+    result = value.elements[0].value
+    self.assertEqual(result, 0)
+    self.assertEqual(err, None)
+  
+  def test_eq_eq(self):
+    value, err = pythowo.run('<test>', '"b" == "b"')
+    result = value.elements[0].value
+    self.assertEqual(result, 1)
+    self.assertEqual(err, None)
+
+  def test_eq_lt(self):
+    value, err = pythowo.run('<test>', '"a" == "b"')
+    result = value.elements[0].value
+    self.assertEqual(result, 0)
+    self.assertEqual(err, None)
+
+
+  def test_ne_gt(self):
+    value, err = pythowo.run('<test>', '"b" != "a"')
+    result = value.elements[0].value
+    self.assertEqual(result, 1)
+    self.assertEqual(err, None)
+  
+  def test_ne_eq(self):
+    value, err = pythowo.run('<test>', '"b" != "b"')
+    result = value.elements[0].value
+    self.assertEqual(result, 0)
+    self.assertEqual(err, None)
+
+  def test_ne_lt(self):
+    value, err = pythowo.run('<test>', '"a" != "b"')
+    result = value.elements[0].value
+    self.assertEqual(result, 1)
+    self.assertEqual(err, None)
+
+
+if __name__ == "__main__":
+    unittest.main()
+