add test for importing and using dependencies

- add `requirements.txt` file for dependencies for tests
- update ci to install these requirements

.github/workflows/ci.yml

@@ -49,6 +49,8 @@ jobs:
         with:
           python-version: ${{ matrix.python_version }}
           allow-prereleases: true
+      - name: Install Dependencies
+        run: pip install -r ./tests/requirements.txt
       - name: Build
         run: cargo build
       - name: Test

tests/execution.rs

@@ -164,6 +164,7 @@ execution_test!(basic_function);
 execution_test!(basic_method);
 execution_test!(captures_stdout);
 execution_test!(expected_error);
+execution_test!(dependencies);
 execution_test!(failing_test);
 execution_test!(imports);
 execution_test!(import_submodule, "package/import_submodule");

tests/execution/dependencies.py

@@ -0,0 +1,24 @@
+"""
+These tests test importing a dependency and using it in a test
+From issue #1 (https://github.com/brownben/xc/issues/1)
+
+- test_astroid: PASS
+- test_yarl: PASS
+"""
+
+import astroid
+from yarl import URL
+
+
+def test_astroid():
+    source_code = """
+    def foo(bar: str) -> int:
+        return len(bar)
+    """
+    tree = astroid.parse(source_code)
+    assert tree
+
+
+def test_yarl():
+    foo = URL("http://foo.com/")
+    assert foo / "bar"

tests/requirements.txt

@@ -0,0 +1,3 @@
+# Requirements for ./execution/dependencies.txt
+astroid
+yarl