tests: switch from GTest to Catch2

.github/actions/quick_cmake/action.yml

@@ -0,0 +1,18 @@
+name: Quick CMake config
+description: 'Runs CMake 3.4+ (if already setup)'
+inputs:
+  args:
+    description: 'Other arguments'
+    required: false
+    default: ''
+
+runs:
+  using: composite
+  steps:
+    - run: |
+        mkdir -p build-tmp
+        touch build-tmp/tmp
+        rm -r build-tmp/*
+        (cd build-tmp && cmake .. ${{ inputs.args}})
+        rm -r build-tmp
+      shell: bash

.github/workflows/tests.yml

@@ -39,81 +39,144 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
-      with:
-        submodules: true
+
     - name: CMake 3.4
-      uses: ./.github/actions/cmake_config
+      uses: jwlawson/actions-setup-cmake@v1.8
       with:
-        version: 3.4.3
+        cmake-version: "3.4"
+    - name: Check CMake 3.4
+      uses: ./.github/actions/quick_cmake
+
     - name: CMake 3.5
-      uses: ./.github/actions/cmake_config
+      uses: jwlawson/actions-setup-cmake@v1.8
       with:
-        version: 3.5.2
+        cmake-version: "3.5"
+    - name: Check CMake 3.5
+      uses: ./.github/actions/quick_cmake
       if: success() || failure()
+
     - name: CMake 3.6
-      uses: ./.github/actions/cmake_config
+      uses: jwlawson/actions-setup-cmake@v1.8
       with:
-        version: 3.6.3
+        cmake-version: "3.6"
+    - name: Check CMake 3.6
+      uses: ./.github/actions/quick_cmake
       if: success() || failure()
+
     - name: CMake 3.7
-      uses: ./.github/actions/cmake_config
+      uses: jwlawson/actions-setup-cmake@v1.8
       with:
-        version: 3.7.2
+        cmake-version: "3.7"
+    - name: Check CMake 3.7
+      uses: ./.github/actions/quick_cmake
       if: success() || failure()
+
     - name: CMake 3.8
-      uses: ./.github/actions/cmake_config
+      uses: jwlawson/actions-setup-cmake@v1.8
       with:
-        version: 3.8.2
+        cmake-version: "3.8"
+    - name: Check CMake 3.8
+      uses: ./.github/actions/quick_cmake
       if: success() || failure()
+
     - name: CMake 3.9
-      uses: ./.github/actions/cmake_config
+      uses: jwlawson/actions-setup-cmake@v1.8
       with:
-        version: 3.9.6
+        cmake-version: "3.9"
+    - name: Check CMake 3.9
+      uses: ./.github/actions/quick_cmake
       if: success() || failure()
+
     - name: CMake 3.10
-      uses: ./.github/actions/cmake_config
+      uses: jwlawson/actions-setup-cmake@v1.8
       with:
-        version: 3.10.3
+        cmake-version: "3.10"
+    - name: Check CMake 3.10
+      uses: ./.github/actions/quick_cmake
       if: success() || failure()
-    - name: CMake 3.11 (full)
-      uses: ./.github/actions/cmake_config
+
+    - name: CMake 3.11
+      uses: jwlawson/actions-setup-cmake@v1.8
+      with:
+        cmake-version: "3.11"
+    - name: Check CMake 3.11 (full)
+      uses: ./.github/actions/quick_cmake
       with:
-        version: 3.11.4
-        options: -DCLI11_SANITIZERS=ON -DCLI11_BUILD_EXAMPLES_JSON=ON
+        args: -DCLI11_SANITIZERS=ON -DCLI11_BUILD_EXAMPLES_JSON=ON
       if: success() || failure()
+
     - name: CMake 3.12
-      uses: ./.github/actions/cmake_config
+      uses: jwlawson/actions-setup-cmake@v1.8
       with:
-        version: 3.12.4
+        cmake-version: "3.12"
+    - name: Check CMake 3.12
+      uses: ./.github/actions/quick_cmake
       if: success() || failure()
+
     - name: CMake 3.13
-      uses: ./.github/actions/cmake_config
+      uses: jwlawson/actions-setup-cmake@v1.8
       with:
-        version: 3.13.5
+        cmake-version: "3.13"
+    - name: Check CMake 3.13
+      uses: ./.github/actions/quick_cmake
       if: success() || failure()
+
     - name: CMake 3.14
-      uses: ./.github/actions/cmake_config
+      uses: jwlawson/actions-setup-cmake@v1.8
       with:
-        version: 3.14.7
+        cmake-version: "3.14"
+    - name: Check CMake 3.14
+      uses: ./.github/actions/quick_cmake
       if: success() || failure()
+
     - name: CMake 3.15
-      uses: ./.github/actions/cmake_config
+      uses: jwlawson/actions-setup-cmake@v1.8
       with:
-        version: 3.15.6
+        cmake-version: "3.15"
+    - name: Check CMake 3.15
+      uses: ./.github/actions/quick_cmake
       if: success() || failure()
+
     - name: CMake 3.16
-      uses: ./.github/actions/cmake_config
+      uses: jwlawson/actions-setup-cmake@v1.8
       with:
-        version: 3.16.8
+        cmake-version: "3.16"
+    - name: Check CMake 3.16
+      uses: ./.github/actions/quick_cmake
       if: success() || failure()
+
     - name: CMake 3.17
-      uses: ./.github/actions/cmake_config
+      uses: jwlawson/actions-setup-cmake@v1.8
+      with:
+        cmake-version: "3.17"
+    - name: Check CMake 3.17
+      uses: ./.github/actions/quick_cmake
+      if: success() || failure()
+
+    - name: CMake 3.18
+      uses: jwlawson/actions-setup-cmake@v1.8
       with:
-        version: 3.17.3
+        cmake-version: "3.18"
+    - name: Check CMake 3.18
+      uses: ./.github/actions/quick_cmake
       if: success() || failure()
-    - name: CMake 3.18 (full)
-      uses: ./.github/actions/cmake_config
+
+    - name: CMake 3.19
+      uses: jwlawson/actions-setup-cmake@v1.8
+      with:
+        cmake-version: "3.19"
+    - name: Check CMake 3.19 (full)
+      uses: ./.github/actions/quick_cmake
       with:
-        version: 3.18.0
-        options: -DCLI11_SANITIZERS=ON -DCLI11_BUILD_EXAMPLES_JSON=ON
+        args: -DCLI11_SANITIZERS=ON -DCLI11_BUILD_EXAMPLES_JSON=ON
       if: success() || failure()
+
+    - name: CMake 3.20
+      uses: jwlawson/actions-setup-cmake@v1.8
+      with:
+        cmake-version: "3.20"
+    - name: Check CMake 3.20
+      uses: ./.github/actions/quick_cmake
+      if: success() || failure()
+
+

.gitignore

@@ -12,3 +12,4 @@ a.out*
 /node_modules/*
 /package.json
 /yarn.lock
+/CLI11.hpp

CPPLINT.cfg

@@ -5,6 +5,8 @@ linelength=120  # As in .clang-format
 filter=-build/c++11  # Reports e.g. chrono and thread, which overlap with Chromium's API. Not applicable to general C++ projects.
 filter=-build/include_order  # Requires unusual include order that encourages creating not self-contained headers
 filter=-readability/nolint  # Conflicts with clang-tidy
+filter=-readability/check  # Catch uses CHECK(a == b) (Tests only)
+filter=-build/namespaces  # Currently using it for one test (Tests only)
 filter=-runtime/references  # Requires fundamental change of API, don't see need for this
 filter=-whitespace/blank_line  # Unnecessarily strict with blank lines that otherwise help with readability
 filter=-whitespace/indent  # Requires strange 3-space indent of private/protected/public markers