From 325f77cdf1ee46abd1c5d8057805b5f6c5583cef Mon Sep 17 00:00:00 2001
From: keisuke-umezawa <keisuke.umezawa@gmail.com>
Date: Wed, 16 Aug 2023 21:57:39 +0900
Subject: [PATCH] Copy pr 534

---
 .coveragerc                           |  3 ++
 .github/workflows/python-coverage.yml | 42 +++++++++++++++++++++++++++
 .github/workflows/python-tests.yml    |  8 +++--
 .gitignore                            |  5 ++++
 pyproject.toml                        | 12 ++++++++
 5 files changed, 67 insertions(+), 3 deletions(-)
 create mode 100644 .coveragerc
 create mode 100644 .github/workflows/python-coverage.yml

diff --git a/.coveragerc b/.coveragerc
new file mode 100644
index 00000000..26e44f99
--- /dev/null
+++ b/.coveragerc
@@ -0,0 +1,3 @@
+[run]
+concurrency = multiprocessing,thread
+source = optuna_dashboard/
diff --git a/.github/workflows/python-coverage.yml b/.github/workflows/python-coverage.yml
new file mode 100644
index 00000000..d1d5d849
--- /dev/null
+++ b/.github/workflows/python-coverage.yml
@@ -0,0 +1,42 @@
+me: python coverage
+
+on:
+  push:
+    branches:
+      - master
+  pull_request: {}
+
+jobs:
+  coverage:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v3
+
+    - name: Setup Python
+      uses: actions/setup-python@v4
+      with:
+        python-version: '3.10'
+        architecture: x64
+
+    - name: Install dependencies
+      run: |
+        python -m pip install --progress-bar off --upgrade pip setuptools
+        pip install --progress-bar off .[optional]
+        pip install --progress-bar off .[test]
+        pip install --progress-bar off "optuna>=3.0.0"
+        pip install --progress-bar off .
+        echo 'import coverage; coverage.process_startup()' > sitecustomize.py
+    - name: Tests
+      env:
+        PYTHONPATH: .  # To invoke sitecutomize.py
+        COVERAGE_PROCESS_START: .coveragerc  # https://coverage.readthedocs.io/en/6.4.1/subprocess.html
+        COVERAGE_COVERAGE: yes  # https://github.com/nedbat/coveragepy/blob/65bf33fc03209ffb01bbbc0d900017614645ee7a/coverage/control.py#L255-L261
+      run: |
+        coverage run --source=optuna_dashboard -m pytest python_tests
+        coverage combine
+        coverage xml
+    - name: Upload coverage to Codecov
+      uses: codecov/codecov-action@v3
+      with:
+        file: ./coverage.xml
diff --git a/.github/workflows/python-tests.yml b/.github/workflows/python-tests.yml
index 612ddb59..26cb4b8b 100644
--- a/.github/workflows/python-tests.yml
+++ b/.github/workflows/python-tests.yml
@@ -1,4 +1,4 @@
-name: tests
+me: tests
 on:
   pull_request:
     branches:
@@ -45,7 +45,8 @@ jobs:
         # python_tests requires optuna>=3.0.0 since it imports FloatDistribution
         run: |
           python -m pip install --progress-bar off --upgrade pip setuptools
-          pip install streamlit boto3 moto[s3] pytest
+          pip install --progress-bar off .[optional]
+          pip install --progress-bar off .[test]
           pip install --progress-bar off "optuna>=3.0.0"
           pip install --progress-bar off .
       - run: pytest python_tests
@@ -61,7 +62,8 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --progress-bar off --upgrade pip setuptools
-          pip install streamlit boto3 moto[s3] pytest
+          pip install --progress-bar off .[optional]
+          pip install --progress-bar off .[test]
           pip install --progress-bar off .
           python -m pip install --progress-bar off --upgrade git+https://github.com/optuna/optuna.git
       - run: pytest python_tests
diff --git a/.gitignore b/.gitignore
index dde468fc..d530dc27 100644
--- a/.gitignore
+++ b/.gitignore
@@ -28,6 +28,11 @@ docs/_generated/
 rustlib/target/
 rustlib/pkg/
 
+# Test
+.coverage
+.coverage.*
+coverage.xml
+
 # Others
 .envrc
 .idea/
diff --git a/pyproject.toml b/pyproject.toml
index d9c0082c..2b4913db 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,6 +33,18 @@ dependencies = [
 ]
 dynamic = ["version"]
 
+[project.optional-dependencies]
+test = [
+    "coverage",
+    "pytest",
+    "moto[s3]",
+]
+
+optional = [
+    "streamlit",
+    "boto3",
+]
+
 [project.optional-dependencies]
 docs = [
     "boto3",