diff --git a/.coverage b/.coverage
new file mode 100644
index 00000000..c3f18471
Binary files /dev/null and b/.coverage differ
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 433eac75..ec87eac3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,15 +1,25 @@
 name: Workflow for Codecov example-python
-on: [push, pull_request]
+on: [push, pull_request, workflow_dispatch]
 jobs:
+
   run:
-    runs-on: ubuntu-latest
+    name: Python ${{ matrix.python-version }} on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+      # fail-fast: false
+      matrix:
+        os: [ubuntu-latest, windows-latest, macos-latest]
+        python-version: ["3.7", "3.8", "3.9"]
+
     steps:
       - name: Checkout
         uses: actions/checkout@v2
-      - name: Set up Python 3.9
+      - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v2
         with:
-          python-version: 3.9
+          python-version: ${{ matrix.python-version }}
+        
       - name: Install dependencies
         run: pip install -r requirements.txt
       - name: Run tests and collect coverage
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 00000000..1d17dae1
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+.venv
diff --git a/__pycache__/test_module.cpython-38-pytest-6.2.5.pyc b/__pycache__/test_module.cpython-38-pytest-6.2.5.pyc
new file mode 100644
index 00000000..4ead6d61
Binary files /dev/null and b/__pycache__/test_module.cpython-38-pytest-6.2.5.pyc differ
diff --git a/__pycache__/tests.cpython-38-pytest-6.2.5.pyc b/__pycache__/tests.cpython-38-pytest-6.2.5.pyc
new file mode 100644
index 00000000..966ef48a
Binary files /dev/null and b/__pycache__/tests.cpython-38-pytest-6.2.5.pyc differ
diff --git a/awesome/__pycache__/__init__.cpython-38.pyc b/awesome/__pycache__/__init__.cpython-38.pyc
new file mode 100644
index 00000000..53c99f52
Binary files /dev/null and b/awesome/__pycache__/__init__.cpython-38.pyc differ
diff --git a/codecov.yml b/codecov.yml
new file mode 100644
index 00000000..e51cc277
--- /dev/null
+++ b/codecov.yml
@@ -0,0 +1,12 @@
+coverage:
+  status:
+    project:
+      default:
+        informational: true        
+        target: auto
+        # adjust accordingly based on how flaky your tests are
+        # this allows a 10% drop from the previous base commit coverage
+        threshold: 10%
+    patch:
+      default:
+        informational: true        
diff --git a/coverage.xml b/coverage.xml
new file mode 100644
index 00000000..f6dad182
--- /dev/null
+++ b/coverage.xml
@@ -0,0 +1,36 @@
+<?xml version="1.0" ?>
+<coverage version="6.2" timestamp="1642524765482" lines-valid="8" lines-covered="7" line-rate="0.875" branches-covered="0" branches-valid="0" branch-rate="0" complexity="0">
+	<!-- Generated by coverage.py: https://coverage.readthedocs.io -->
+	<!-- Based on https://raw.githubusercontent.com/cobertura/web/master/htdocs/xml/coverage-04.dtd -->
+	<sources>
+		<source>/workspaces/example-python</source>
+	</sources>
+	<packages>
+		<package name="." line-rate="1" branch-rate="0" complexity="0">
+			<classes>
+				<class name="test_module.py" filename="test_module.py" complexity="0" line-rate="1" branch-rate="0">
+					<methods/>
+					<lines>
+						<line number="1" hits="1"/>
+						<line number="2" hits="1"/>
+						<line number="5" hits="1"/>
+						<line number="6" hits="1"/>
+					</lines>
+				</class>
+			</classes>
+		</package>
+		<package name="awesome" line-rate="0.75" branch-rate="0" complexity="0">
+			<classes>
+				<class name="__init__.py" filename="awesome/__init__.py" complexity="0" line-rate="0.75" branch-rate="0">
+					<methods/>
+					<lines>
+						<line number="1" hits="1"/>
+						<line number="2" hits="1"/>
+						<line number="4" hits="1"/>
+						<line number="5" hits="0"/>
+					</lines>
+				</class>
+			</classes>
+		</package>
+	</packages>
+</coverage>
diff --git a/requirements.txt b/requirements.txt
index 4ebc8aea..c4ac4332 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1,5 @@
 coverage
+pytest
+pytest-cov
+
+
diff --git a/test_module.py b/test_module.py
new file mode 100644
index 00000000..c7023de6
--- /dev/null
+++ b/test_module.py
@@ -0,0 +1,5 @@
+import awesome
+
+
+def test_add():
+    assert awesome.smile() == ":)"
diff --git a/tests.py b/tests.py
deleted file mode 100644
index 92aa2034..00000000
--- a/tests.py
+++ /dev/null
@@ -1,12 +0,0 @@
-import unittest
-
-import awesome
-
-
-class TestMethods(unittest.TestCase):
-    def test_add(self):
-        self.assertEqual(awesome.smile(), ":)")
-
-
-if __name__ == '__main__':
-    unittest.main()