From 5dafc999171bddea35b6200f11f602aeff19c7ad Mon Sep 17 00:00:00 2001
From: Muzahidul Islam <129880873+muzahidul-opti@users.noreply.github.com>
Date: Tue, 5 Dec 2023 23:19:43 +0600
Subject: [PATCH] fix: move CI from travis to git action (#527)

* scripts folder updated

* .github folder added

* remove travis
---
 .github/ISSUE_TEMPLATE/BUG-REPORT.yml        |  88 ++++++++++++
 .github/ISSUE_TEMPLATE/ENHANCEMENT.yml       |  45 ++++++
 .github/ISSUE_TEMPLATE/FEATURE-REQUEST.md    |   4 +
 .github/ISSUE_TEMPLATE/config.yml            |   5 +
 .github/workflows/integration_tests.yml      |  50 +++++++
 .github/workflows/lint_markdown.yml          |  19 +++
 .github/workflows/source_clear_cron.yml      |  20 +++
 .github/workflows/swift.yml                  |  94 +++++++++++++
 .github/workflows/ticket_reference_check.yml |  16 +++
 .github/workflows/unit_tests.yml             | 113 +++++++++++++++
 .travis.yml                                  | 136 -------------------
 Scripts/build_all.sh                         |   3 +-
 Scripts/prepare_coveralls_report.sh          |  14 ++
 Scripts/prepare_simulator.sh                 |  48 +++++++
 Scripts/run_prep.sh                          |  53 +++++---
 Scripts/run_release.sh                       |  30 +++-
 Scripts/run_unit_tests.sh                    |   4 +-
 Scripts/start_simulator.sh                   |  22 ---
 Scripts/test_all.sh                          |  36 +++--
 Scripts/upload_coveralls.sh                  |  21 ---
 20 files changed, 605 insertions(+), 216 deletions(-)
 create mode 100644 .github/ISSUE_TEMPLATE/BUG-REPORT.yml
 create mode 100644 .github/ISSUE_TEMPLATE/ENHANCEMENT.yml
 create mode 100644 .github/ISSUE_TEMPLATE/FEATURE-REQUEST.md
 create mode 100644 .github/ISSUE_TEMPLATE/config.yml
 create mode 100644 .github/workflows/integration_tests.yml
 create mode 100644 .github/workflows/lint_markdown.yml
 create mode 100644 .github/workflows/source_clear_cron.yml
 create mode 100644 .github/workflows/swift.yml
 create mode 100644 .github/workflows/ticket_reference_check.yml
 create mode 100644 .github/workflows/unit_tests.yml
 delete mode 100644 .travis.yml
 create mode 100755 Scripts/prepare_coveralls_report.sh
 create mode 100755 Scripts/prepare_simulator.sh
 delete mode 100755 Scripts/start_simulator.sh
 delete mode 100755 Scripts/upload_coveralls.sh

diff --git a/.github/ISSUE_TEMPLATE/BUG-REPORT.yml b/.github/ISSUE_TEMPLATE/BUG-REPORT.yml
new file mode 100644
index 000000000..07eff39ab
--- /dev/null
+++ b/.github/ISSUE_TEMPLATE/BUG-REPORT.yml
@@ -0,0 +1,88 @@
+name: 🐞 Bug
+description: File a bug/issue
+title: "[BUG] <title>"
+labels: ["bug", "needs-triage"]
+body:
+- type: checkboxes
+  attributes:
+    label: Is there an existing issue for this?
+    description: Please search to see if an issue already exists for the bug you encountered.
+    options:
+    - label: I have searched the existing issues
+      required: true
+- type: textarea
+  attributes:
+    label: SDK Version
+    description: Version of the SDK in use?
+  validations:
+    required: true
+- type: textarea
+  attributes:
+    label: iOS Version
+    description: Version of iOS in use?
+  validations:
+    required: true
+- type: textarea
+  attributes:
+    label: Current Behavior
+    description: A concise description of what you're experiencing.
+  validations:
+    required: true
+- type: textarea
+  attributes:
+    label: Expected Behavior
+    description: A concise description of what you expected to happen.
+  validations:
+    required: true
+- type: textarea
+  attributes:
+    label: Steps To Reproduce
+    description: Steps to reproduce the behavior.
+    placeholder: |
+      1. In this environment...
+      1. With this config...
+      1. Run '...'
+      1. See error...
+  validations:
+    required: true
+- type: textarea
+  attributes:
+    label: Link
+    description: Link to code demonstrating the problem.
+  validations:
+    required: false
+- type: textarea
+  attributes:
+    label: Logs / Stacktraces
+    description: Logs/stack traces related to the problem (⚠️do not include sensitive information).
+  validations:
+    required: false
+- type: dropdown
+  attributes:
+    label: Severity
+    description: What is the severity of the problem?
+    multiple: true
+    options:
+      - Blocking development
+      - Affecting users
+      - Minor issue
+  validations:
+    required: false
+- type: textarea
+  attributes:
+    label: Workaround/Solution
+    description: Do you have any workaround or solution in mind for the problem?
+  validations:
+    required: false
+- type: textarea
+  attributes:
+    label: "Recent Change"
+    description: Has this issue started happening after an update or experiment change?
+  validations:
+    required: false
+- type: textarea
+  attributes:
+    label: Conflicts
+    description: Are there other libraries/dependencies potentially in conflict?
+  validations:
+    required: false
\ No newline at end of file
diff --git a/.github/ISSUE_TEMPLATE/ENHANCEMENT.yml b/.github/ISSUE_TEMPLATE/ENHANCEMENT.yml
new file mode 100644
index 000000000..79c53247b
--- /dev/null
+++ b/.github/ISSUE_TEMPLATE/ENHANCEMENT.yml
@@ -0,0 +1,45 @@
+name: ✨Enhancement
+description: Create a new ticket for a Enhancement/Tech-initiative for the benefit of the SDK which would be considered for a minor version update.
+title: "[ENHANCEMENT] <title>"
+labels: ["enhancement"]
+body:
+  - type: textarea
+    id: description
+    attributes:
+      label: "Description"
+      description: Briefly describe the enhancement in a few sentences.
+      placeholder: Short description...
+    validations:
+      required: true
+  - type: textarea
+    id: benefits
+    attributes:
+      label: "Benefits"
+      description: How would the enhancement benefit to your product or usage?
+      placeholder: Benefits...
+    validations:
+      required: true
+  - type: textarea
+    id: detail
+    attributes:
+      label: "Detail"
+      description: How would you like the enhancement to work? Please provide as much detail as possible
+      placeholder: Detailed description...
+    validations:
+      required: false
+  - type: textarea
+    id: examples
+    attributes:
+      label: "Examples"
+      description: Are there any examples of this enhancement in other products/services? If so, please provide links or references.
+      placeholder: Links/References...
+    validations:
+      required: false
+  - type: textarea
+    id: risks
+    attributes:
+      label: "Risks/Downsides"
+      description: Do you think this enhancement could have any potential downsides or risks?
+      placeholder: Risks/Downsides...
+    validations:
+      required: false
\ No newline at end of file
diff --git a/.github/ISSUE_TEMPLATE/FEATURE-REQUEST.md b/.github/ISSUE_TEMPLATE/FEATURE-REQUEST.md
new file mode 100644
index 000000000..a061f3356
--- /dev/null
+++ b/.github/ISSUE_TEMPLATE/FEATURE-REQUEST.md
@@ -0,0 +1,4 @@
+<!--
+  Thanks for filing in issue! Are you requesting a new feature? If so, please share your feedback with us on the following link.
+-->
+## Feedback requesting a new feature can be shared [here.](https://feedback.optimizely.com/)
diff --git a/.github/ISSUE_TEMPLATE/config.yml b/.github/ISSUE_TEMPLATE/config.yml
new file mode 100644
index 000000000..d28ef3dd4
--- /dev/null
+++ b/.github/ISSUE_TEMPLATE/config.yml
@@ -0,0 +1,5 @@
+blank_issues_enabled: false
+contact_links:
+  - name: 💡Feature Requests
+    url: https://feedback.optimizely.com/
+    about: Feedback requesting a new feature can be shared here.
\ No newline at end of file
diff --git a/.github/workflows/integration_tests.yml b/.github/workflows/integration_tests.yml
new file mode 100644
index 000000000..181fcbf4e
--- /dev/null
+++ b/.github/workflows/integration_tests.yml
@@ -0,0 +1,50 @@
+name: Reusable action of Integration tests
+
+on: 
+  workflow_call:
+    secrets:
+      CI_USER_TOKEN:
+        required: true
+      TRAVIS_COM_TOKEN:
+        required: true
+
+jobs:
+  integration_tests:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+      with:
+        # You should create a personal access token and store it in your repository
+        token: ${{ secrets.CI_USER_TOKEN }}
+        repository: 'optimizely/travisci-tools'
+        path: 'home/runner/travisci-tools'
+        ref: 'master'
+    - name: set SDK Branch if PR
+      if: ${{ github.event_name == 'pull_request' }}
+      run: |
+        echo "SDK_BRANCH=${{ github.head_ref }}" >> $GITHUB_ENV
+    - name: set SDK Branch if not pull request
+      if: ${{ github.event_name != 'pull_request' }}
+      run: |
+        echo "SDK_BRANCH=${{ github.ref_name }}" >> $GITHUB_ENV
+        echo "TRAVIS_BRANCH=${{ github.ref_name }}" >> $GITHUB_ENV
+    - name: Trigger build
+      env:
+        SDK: swift
+        TESTAPP_TAG: master
+        BUILD_NUMBER: ${{ github.run_id }}
+        TESTAPP_BRANCH: master
+        GITHUB_TOKEN: ${{ secrets.CI_USER_TOKEN }}
+        EVENT_TYPE: ${{ github.event_name }}
+        GITHUB_CONTEXT: ${{ toJson(github) }}
+        #REPO_SLUG: ${{ github.repository }}
+        PULL_REQUEST_SLUG: ${{ github.repository }}
+        UPSTREAM_REPO: ${{ github.repository }}
+        PULL_REQUEST_SHA: ${{ github.event.pull_request.head.sha }}
+        PULL_REQUEST_NUMBER: ${{ github.event.pull_request.number }}
+        UPSTREAM_SHA: ${{ github.sha }}
+        TOKEN: ${{ secrets.TRAVIS_COM_TOKEN }}
+        EVENT_MESSAGE: ${{ github.event.message }}
+        HOME: 'home/runner'
+      run: |
+        home/runner/travisci-tools/trigger-script-with-status-update.sh
diff --git a/.github/workflows/lint_markdown.yml b/.github/workflows/lint_markdown.yml
new file mode 100644
index 000000000..e3e903143
--- /dev/null
+++ b/.github/workflows/lint_markdown.yml
@@ -0,0 +1,19 @@
+name: Reusable action of linting markdown files
+
+on: [workflow_call]
+
+jobs:
+  lint_markdown:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - name: Set up Ruby
+      uses: ruby/setup-ruby@v1
+      with:
+        ruby-version: '2.6'
+        bundler-cache: true # runs 'bundle install' and caches installed gems automatically
+    - name: Install gem and Run tests
+      run: |
+        cd ../../
+        gem install awesome_bot
+        find . -type f -name '*.md' -exec awesome_bot {} \;
diff --git a/.github/workflows/source_clear_cron.yml b/.github/workflows/source_clear_cron.yml
new file mode 100644
index 000000000..ca1a715b8
--- /dev/null
+++ b/.github/workflows/source_clear_cron.yml
@@ -0,0 +1,20 @@
+name: Source clear
+
+on:
+  push:
+    branches: [ master ]
+  schedule:
+    # Runs "weekly"
+    - cron: '0 0 * * 0'
+
+jobs:
+  source_clear:
+    runs-on: macos-12
+    steps:
+      - uses: actions/checkout@v3
+      - name: Source clear scan
+        env:
+          SRCCLR_API_TOKEN: ${{ secrets.SRCCLR_API_TOKEN }}
+        run: |
+          gem install cocoapods -v '1.9.3'
+          curl -sSL https://download.sourceclear.com/ci.sh | bash -s - scan
diff --git a/.github/workflows/swift.yml b/.github/workflows/swift.yml
new file mode 100644
index 000000000..f22bcf8f6
--- /dev/null
+++ b/.github/workflows/swift.yml
@@ -0,0 +1,94 @@
+name: Swift
+
+on:
+  push:
+    branches: [ 'master' ]
+  pull_request:
+    branches: [ '*' ]
+  workflow_dispatch:
+    inputs:
+      PREP:
+        required: false
+        type: boolean
+        description: prepare to release
+      RELEASE:
+        required: false
+        type: boolean
+        description: release
+
+env:
+  VERSION: 3.10.2
+
+jobs:
+
+  lint_markdown_files:
+    uses: optimizely/swift-sdk/.github/workflows/lint_markdown.yml@master
+
+  integration_tests:
+    if: "${{ github.event.inputs.PREP == '' && github.event.inputs.RELEASE == '' }}"
+    uses: optimizely/swift-sdk/.github/workflows/integration_tests.yml@master
+    secrets:
+      CI_USER_TOKEN: ${{ secrets.CI_USER_TOKEN }}
+      TRAVIS_COM_TOKEN: ${{ secrets.TRAVIS_COM_TOKEN }}
+
+  lint: 
+    runs-on: macos-12
+    steps:
+    - uses: actions/checkout@v3
+    - uses: maxim-lobanov/setup-xcode@v1
+      with:
+        xcode-version: 14.1.0
+    - env:
+        SRCCLR_API_TOKEN: ${{ secrets.SRCCLR_API_TOKEN }}
+      run: |
+        gem install cocoapods -v '1.9.3'
+        pod spec lint --quick
+        curl -sSL https://download.sourceclear.com/ci.sh | bash
+
+  unittests: 
+    if: "${{ github.event.inputs.PREP == '' && github.event.inputs.RELEASE == '' }}" 
+    uses: optimizely/swift-sdk/.github/workflows/unit_tests.yml@master
+
+  prepare_for_release:
+    runs-on: macos-12
+    if: "${{ github.event.inputs.PREP == 'true' && github.event_name == 'workflow_dispatch' }}" 
+    steps:
+    - uses: actions/checkout@v3
+    - uses: maxim-lobanov/setup-xcode@v1
+      with:
+        xcode-version: 14.1.0
+    - id: prepare_for_release
+      name: Prepare for release
+      env:
+        HOME: 'home/runner'
+        REPO_SLUG: ${{ github.repository }}
+        BRANCH: ${{ github.ref_name }}
+        GITHUB_USER: optibot
+        GITHUB_TOKEN: ${{ secrets.CI_USER_TOKEN }}
+        COCOAPODS_VERSION: '1.12.1'
+      run: |
+        gem install cocoapods -v $COCOAPODS_VERSION
+        Scripts/run_prep.sh
+    - name: Check prepare for release failure
+      if: steps.prepare_for_release.conclusion == 'failure'
+      run: cat /tmp/build.out
+
+  release:
+    if: "${{github.event.inputs.RELEASE == 'true' && github.event_name == 'workflow_dispatch' }}"
+    runs-on: macos-12
+    steps:
+    - uses: actions/checkout@v3
+    - uses: maxim-lobanov/setup-xcode@v1
+      with:
+        xcode-version: 14.1.0
+    - name: Push to cocoapods.org
+      env:
+        HOME: 'home/runner'
+        REPO_SLUG: ${{ github.repository }}
+        BRANCH: ${{ github.ref_name }}
+        GITHUB_TOKEN: ${{ secrets.CI_USER_TOKEN }}
+        COCOAPODS_TRUNK_TOKEN: ${{ secrets.COCOAPODS_TRUNK_TOKEN }}
+        COCOAPODS_VERSION: '1.12.1'
+      run: |
+        gem install cocoapods -v $COCOAPODS_VERSION
+        Scripts/run_release.sh
diff --git a/.github/workflows/ticket_reference_check.yml b/.github/workflows/ticket_reference_check.yml
new file mode 100644
index 000000000..b7d52780f
--- /dev/null
+++ b/.github/workflows/ticket_reference_check.yml
@@ -0,0 +1,16 @@
+name: Jira ticket reference check
+
+on:
+  pull_request:
+     types: [opened, edited, reopened, synchronize]
+
+jobs:
+
+  jira_ticket_reference_check:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Check for Jira ticket reference
+        uses: optimizely/github-action-ticket-reference-checker-public@master
+        with:
+          bodyRegex: 'FSSDK-(?<ticketNumber>\d+)' 
diff --git a/.github/workflows/unit_tests.yml b/.github/workflows/unit_tests.yml
new file mode 100644
index 000000000..3fd6ddfdd
--- /dev/null
+++ b/.github/workflows/unit_tests.yml
@@ -0,0 +1,113 @@
+name: Reusable action of Unit tests
+
+on: [workflow_call]
+
+env:
+  COVERAGE_DIR: ./COVERAGE
+
+jobs:
+  unittests:
+    runs-on: macos-12
+    strategy:
+      fail-fast: false
+      matrix:
+        # github actions are very poor in supporting iOS simulators:
+        # - multiple Xcode versions are pre installed (not all versions and they change supported xcode versions frequently)
+        # - each xcode version has own simulator os versions.
+        # - so to run tests with the target simulator, we have to find a proper xcode version pre-installed and support the target simulator os version.
+        #   also, the xcode version (simulator_xcode_version) and simulator os versions (os) are moving target. We have to change these time to time.
+        # - see "https://github.com/actions/runner-images/blob/main/images/macos/macos-11-Readme.md" for installed macOS, xcode and simulator versions.
+        include:
+          - os: 16.1
+            device: "iPhone 12"
+            scheme: "OptimizelySwiftSDK-iOS"
+            test_sdk: "iphonesimulator"
+            platform: "iOS Simulator"
+            os_type: "iOS"
+            simulator_xcode_version: 14.1
+          - os: 15.5
+            device: "iPhone 12"
+            scheme: "OptimizelySwiftSDK-iOS"
+            test_sdk: "iphonesimulator"
+            platform: "iOS Simulator"
+            os_type: "iOS"
+            simulator_xcode_version: 13.4.1
+          - os: 15.5
+            # good to have tests with older OS versions, but it looks like this is min OS+xcode versions supported by github actions
+            device: "iPad Air (4th generation)"
+            scheme: "OptimizelySwiftSDK-iOS"
+            test_sdk: "iphonesimulator"
+            platform: "iOS Simulator"
+            os_type: "iOS"
+            simulator_xcode_version: 13.4.1
+          - os: 16.1
+            device: "Apple TV"
+            scheme: "OptimizelySwiftSDK-tvOS"
+            test_sdk: "appletvsimulator"
+            platform: "tvOS Simulator"
+            os_type: "tvOS"
+            simulator_xcode_version: 14.1
+    steps:
+      - uses: actions/checkout@v3
+      - uses: maxim-lobanov/setup-xcode@v1
+        with:
+          # macos version and supported simulator_xcode_versions are all related to this xcode_version, so be careful when you upgrade this.
+          xcode-version: 14.1
+      - name: set SDK Branch if PR
+        if: ${{ github.event_name == 'pull_request' }}
+        run: |
+          echo "BRANCH=${{ github.base_ref }}" >> $GITHUB_ENV
+      - name: set SDK Branch if not pull request
+        if: ${{ github.event_name != 'pull_request' }}
+        run: |
+          echo "BRANCH=${{ github.ref_name }}" >> $GITHUB_ENV
+      - id: unit_tests
+        env:
+          SCHEME: ${{ matrix.scheme }}
+          TEST_SDK: ${{ matrix.test_sdk }}
+          PLATFORM: ${{ matrix.platform }}
+          OS: ${{ matrix.os }}
+          OS_TYPE: ${{ matrix.os_type }}
+          SIMULATOR_XCODE_VERSION: ${{ matrix.simulator_xcode_version }}
+          NAME: ${{ matrix.device }}
+        run: |
+          gem install coveralls-lcov
+          gem install cocoapods -v '1.11.3'
+          pod repo update
+          pod install
+          HOMEBREW_NO_INSTALL_CLEANUP=true brew update && brew install jq
+
+          # github actions are very poor in supporting iOS simulators:
+          # - to find pre-installed xcode version, run this:
+          ##ls /Applications/
+          # - to find supported simulator os versions, run this (and find simulator with non-error "datapath")
+          ##xcrun simctl list --json devices
+
+          # switch to the target xcode version
+          sudo xcode-select -switch /Applications/Xcode_$SIMULATOR_XCODE_VERSION.app
+
+          Scripts/prepare_simulator.sh
+          Scripts/run_unit_tests.sh
+      - name: Check on failures (Archive Test Results)
+        uses: actions/upload-artifact@v3
+        if: steps.unit_tests.outcome != 'success'
+        with:
+          name: build-logs-${{ matrix.device }}-${{ matrix.os }}
+          path: build/Logs
+      - # - report coverage for PR and iPhone 11 only (avoid redundant ones)
+        # - use Xcode12.4+ (older Xcode reports a wrong number)
+        name: Check on success
+        id: coveralls
+        if: ${{ steps.unit_tests.outcome == 'success' && env.BRANCH == 'master' && env.PLATFORM == 'iOS Simulator' && env.NAME == 'iPhone 11' }}
+        env:
+          PLATFORM: ${{ matrix.platform }}
+          NAME: ${{ matrix.device }}
+        run: |
+          Scripts/prepare_coveralls_report.sh
+          sleep 5
+      - name: Upload coveralls report
+        if: steps.coveralls.outcome == 'success'
+        uses: coverallsapp/github-action@master
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          path-to-lcov: ./xccov2lcov/lcov.info
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index ae7876fd4..000000000
--- a/.travis.yml
+++ /dev/null
@@ -1,136 +0,0 @@
-language: minimal
-os: linux
-
-# Integration tests need to run first to reset the PR build status to pending
-stages:
-  - name: 'Source Clear'
-  - name: 'Lint markdown files'
-  - name: 'Trigger Integration Tests'
-    if: env(RUN_COMPAT_SUITE) = true and env(PREP) IS NOT present and env(RELEASE) IS NOT present
-  - name: 'Lint'
-  - name: 'Unit Tests'
-    if: env(PREP) IS NOT present and env(RELEASE) IS NOT present
-  - name: 'Prepare for release'
-    if: env(PREP) = true and type = api
-  - name: 'Release'
-    if: env(RELEASE) = true and type = api
-
-jobs:
-  include:
-    - stage: 'Lint markdown files'
-      os: linux
-      language: generic
-      install: gem install awesome_bot
-      script:
-        - find . -type f -name '*.md' -exec awesome_bot {} \;
-      notifications:
-        email: false
-
-    - stage: 'Trigger Integration Tests'
-      language: minimal
-      os: linux
-      env:
-        - SDK=swift
-        - BUILD_NUMBER=${TRAVIS_JOB_NUMBER/.}
-        - TESTAPP_TAG=master
-        - SDK_BRANCH=$TRAVIS_PULL_REQUEST_BRANCH
-
-      cache: false
-      install:
-        - mkdir $HOME/travisci-tools && pushd $HOME/travisci-tools && git init && git pull https://$CI_USER_TOKEN@github.com/optimizely/travisci-tools.git && popd
-      script:
-        - $HOME/travisci-tools/trigger-script-with-status-update.sh
-
-    - stage: 'Lint'
-      language: swift
-      os: osx
-      osx_image: xcode12.4
-      install:
-        - gem install cocoapods -v '1.9.3'
-      script:
-        - pod spec lint --quick
-      after_script:
-        - curl -sSL https://download.sourceclear.com/ci.sh | bash
-
-    - stage: 'Source Clear'
-      if: type = cron
-      addons:
-        srcclr: true
-      before_install: skip
-      install: skip
-      before_script: skip
-      script: skip
-      after_success: skip
-
-    - &unittests
-      stage: 'Unit Tests'
-      language: swift
-      os: osx
-      osx_image: xcode12.4
-      branches:
-        only:
-          - master
-      env: COVERAGE_DIR=./COVERAGE SCHEME=OptimizelySwiftSDK-iOS TEST_SDK=iphonesimulator PLATFORM='iOS Simulator' OS=14.4 NAME='iPhone 11'
-      name: PLATFORM='iOS Simulator' OS=14.4 NAME='iPhone 11'
-      install:
-        #- gem install slather --no-document --quiet
-        - gem install coveralls-lcov
-        #
-        - gem install cocoapods -v '1.9.3'
-        - pod repo update
-        - pod install
-        # install jq without cleaning up
-        - HOMEBREW_NO_INSTALL_CLEANUP=true brew update && brew install jq
-        # preload simulator
-        - Scripts/start_simulator.sh
-      script:
-        - Scripts/run_unit_tests.sh
-      after_success:
-        - Scripts/upload_coveralls.sh
-        - sleep 5 # https://github.com/travis-ci/travis-ci/issues/4725
-      after_failure:
-        # install travis artifacts uploader
-        - sudo curl -sL https://raw.githubusercontent.com/travis-ci/artifacts/master/install | bash
-        - artifacts upload --target-paths "/${TRAVIS_REPO_SLUG}/${TRAVIS_BUILD_NUMBER}/${TRAVIS_JOB_NUMBER}/xcodebuild_logs" $(find /Users/travis/Library/Developer/Xcode/ -name *.xcresult -o -name *.log)
-        - artifacts upload --target-paths "/${TRAVIS_REPO_SLUG}/${TRAVIS_BUILD_NUMBER}/${TRAVIS_JOB_NUMBER}/buildoutput" "$TRAVIS_BUILD_DIR/buildoutput"
-    - <<: *unittests
-      env: COVERAGE_DIR=./COVERAGE SCHEME=OptimizelySwiftSDK-iOS TEST_SDK=iphonesimulator PLATFORM='iOS Simulator' OS=13.3 NAME='iPhone 8'
-      name: PLATFORM='iOS Simulator' OS=13.3 NAME='iPhone 8'
-    - <<: *unittests
-      env: COVERAGE_DIR=./COVERAGE SCHEME=OptimizelySwiftSDK-iOS TEST_SDK=iphonesimulator PLATFORM='iOS Simulator' OS=11.4 NAME='iPad Air'
-      name: PLATFORM='iOS Simulator' OS=11.4 NAME='iPad Air'
-    - <<: *unittests
-      env: COVERAGE_DIR=./COVERAGE SCHEME=OptimizelySwiftSDK-tvOS TEST_SDK=appletvsimulator PLATFORM='tvOS Simulator' OS=12.1 NAME='Apple TV 4K'
-      name: PLATFORM='tvOS Simulator' OS=12.1 NAME='Apple TV 4K'
-
-    - stage: 'Prepare for release'
-      name: Prepare for release
-      language: swift
-      os: osx
-      osx_image: xcode12.4
-      env:
-        - VERSION=3.10.2
-      install:
-        # install hub
-        - wget https://github.com/github/hub/releases/download/v2.11.2/hub-darwin-amd64-2.11.2.tgz -O /tmp/hub-darwin-amd64-2.11.2.tgz && tar -xvf /tmp/hub-darwin-amd64-2.11.2.tgz -C /usr/local/opt && ln -s /usr/local/opt/hub-darwin-amd64-2.11.2/bin/hub /usr/local/bin/hub
-        # upgrade cocoapods
-        - gem install cocoapods -v '1.9.3'
-      script:
-        - Scripts/run_prep.sh
-      after_failure:
-        - cat /tmp/build.out
-
-    - stage: 'Release'
-      name: Push to cocoapods.org
-      language: minimal
-      os: osx
-      osx_image: xcode12.4
-      env:
-        - VERSION=3.10.2
-      install:
-        # install hub
-        - wget https://github.com/github/hub/releases/download/v2.11.2/hub-darwin-amd64-2.11.2.tgz -O /tmp/hub-darwin-amd64-2.11.2.tgz && tar -xvf /tmp/hub-darwin-amd64-2.11.2.tgz -C /usr/local/opt && ln -s /usr/local/opt/hub-darwin-amd64-2.11.2/bin/hub /usr/local/bin/hub
-        # upgrade cocoapods
-        - gem install cocoapods -v '1.9.3'
-      script:
-        - Scripts/run_release.sh
diff --git a/Scripts/build_all.sh b/Scripts/build_all.sh
index d5e7b9605..f1fc8bdd0 100755
--- a/Scripts/build_all.sh
+++ b/Scripts/build_all.sh
@@ -32,7 +32,8 @@ main() {
 
   xcodebuild -workspace OptimizelySwiftSDK.xcworkspace -scheme OptimizelySwiftSDK-iOS -configuration Release "${action}"
   xcodebuild -workspace OptimizelySwiftSDK.xcworkspace -scheme OptimizelySwiftSDK-tvOS -configuration Release "${action}"
+  xcodebuild -workspace OptimizelySwiftSDK.xcworkspace -scheme OptimizelySwiftSDK-macOS -configuration Release "${action}"
+  xcodebuild -workspace OptimizelySwiftSDK.xcworkspace -scheme OptimizelySwiftSDK-watchOS -configuration Release "${action}"
 }
 
 main
-
diff --git a/Scripts/prepare_coveralls_report.sh b/Scripts/prepare_coveralls_report.sh
new file mode 100755
index 000000000..adfb0eba0
--- /dev/null
+++ b/Scripts/prepare_coveralls_report.sh
@@ -0,0 +1,14 @@
+#!/bin/bash -e
+
+# prepare_coveralls_report.sh
+#
+# Usage:
+#  $ ./prepare_coveralls_report.sh
+#
+
+# [coveralls]
+# - exclude coverage for Test codes by setting OptimizelySwiftSDK-iOS scheme > Test > Options > Gather coverage for selected targets
+mkdir xccov2lcov && cd xccov2lcov && git init && git fetch --depth=1 https://github.com/trax-retail/xccov2lcov.git && git checkout FETCH_HEAD
+xcrun xccov view --report --json ../$COVERAGE_DIR/Logs/Test/*.xcresult  > coverage.json
+swift run xccov2lcov coverage.json > lcov.info
+cd ..
diff --git a/Scripts/prepare_simulator.sh b/Scripts/prepare_simulator.sh
new file mode 100755
index 000000000..29da056dc
--- /dev/null
+++ b/Scripts/prepare_simulator.sh
@@ -0,0 +1,48 @@
+#!/bin/bash -e
+set -eou pipefail
+
+# expects the following environment variables defined
+# PLATFORM (eg. iOS Simulator)
+# OS (eg. 12.0)
+# NAME (eg. iPad Air)
+# OS_TYPE (eg. iOS)
+# SIMULATOR_XCODE_VERSION (Which Xcode's simulator to use)
+# Since github actions only provides limit simulators with each xcode, we need to link simulators from other versions of xcode to be used by current xcode.
+# We must use old simulators with current xcode since older xcode versions do not support swift 5 which is required by Swift SDK. 
+# More about XCode and its compatible simulators can be found here: https://github.com/actions/virtual-environments/blob/main/images/macos/macos-10.15-Readme.md
+# https://github.com/actions/virtual-environments/issues/551
+
+# Older than Xcode 12 (12.4?) has different paths
+MAJOR_SIMULATOR_XCODE_VERSION=$(echo $SIMULATOR_XCODE_VERSION | cut -d. -f1)
+if [ "$MAJOR_SIMULATOR_XCODE_VERSION" -lt 12 ]; then
+    os_folder="iPhoneOS"
+    os="${OS/./-}"
+    name="${NAME//[ ()]/-}"
+
+    sudo mkdir -p /Library/Developer/CoreSimulator/Profiles/Runtimes
+
+    # Check if device is Apple tv, update os_folder for linking purposes
+    if [[ "$NAME" = "Apple TV"* ]]
+    then
+        name="${name}-1080p"
+        os_folder="AppleTVOS"
+    fi
+
+    # update os_folder as per xcode version
+    if [ "$SIMULATOR_XCODE_VERSION" == 10.3 ]
+    then
+        os_folder="${os_folder}.platform/Developer/Library"
+    else
+        os_folder="${os_folder}.platform/Library/Developer"
+    fi
+
+    # Link and create simulators from older xcode versions which are not part of the current xcode version
+    sudo ln -s /Applications/Xcode_$SIMULATOR_XCODE_VERSION.app/Contents/Developer/Platforms/$os_folder/CoreSimulator/Profiles/Runtimes/$OS_TYPE.simruntime /Library/Developer/CoreSimulator/Profiles/Runtimes/$OS_TYPE\ $OS.simruntime
+    xcrun simctl create "custom-device" "com.apple.CoreSimulator.SimDeviceType.$name" "com.apple.CoreSimulator.SimRuntime.$OS_TYPE-$os"
+    CUSTOM_SIMULATOR="$(instruments -s devices | grep -m 1 'custom-device' | awk -F'[][]' '{print $2}')"
+else
+    echo ".devices.\"com.apple.CoreSimulator.SimRuntime.${PLATFORM/ Simulator/}-${OS/./-}\"" > /tmp/jq_file
+    CUSTOM_SIMULATOR=$( xcrun simctl list --json devices | jq -f /tmp/jq_file | jq -r '.[] | select(.name==env.NAME) | .udid' )
+fi
+xcrun simctl boot $CUSTOM_SIMULATOR && sleep 30
+xcrun simctl list | grep Booted
diff --git a/Scripts/run_prep.sh b/Scripts/run_prep.sh
index 7209e9caa..cf985c172 100755
--- a/Scripts/run_prep.sh
+++ b/Scripts/run_prep.sh
@@ -1,19 +1,16 @@
-#!/usr/bin/env bash
-set -e
+#!/bin/bash -e
 
-# Because `hub` is used, this script expects the following environment variables defined in travis job settings:
+# Because `hub` is used, this script expects the following environment variables:
 # GITHUB_TOKEN - github api token with repo permissions (display value in build log setting: OFF)
 # GITHUB_USER - github username that GITHUB_TOKEN is associated with (display value in build log setting: ON)
 
 # Additionally, it needs the following environment variables:
-# VERSION - defined in .travis.yml
-
-# Variables starting with TRAVIS_ are default environment variables available to all Travis CI builds
+# VERSION - defined in swift.yml
 
 COLOR_RESET='\033[0m'
 COLOR_MAGENTA='\033[0;35m'
 COLOR_CYAN='\033[0;36m'
-MYREPO=${HOME}/workdir/${TRAVIS_REPO_SLUG}
+MYREPO=${HOME}/workdir/${REPO_SLUG}
 AUTOBRANCH=${GITHUB_USER}/prepareRelease${VERSION}
 BUILD_OUTPUT=/tmp/build.out
 touch $BUILD_OUTPUT
@@ -21,7 +18,7 @@ touch $BUILD_OUTPUT
 function prep_workspace {
   rm -rf ${MYREPO}
   mkdir -p ${MYREPO}
-  git clone -b ${TRAVIS_BRANCH} https://${GITHUB_TOKEN}@github.com/${TRAVIS_REPO_SLUG} ${MYREPO}
+  git clone -b ${BRANCH} https://${GITHUB_TOKEN}@github.com/${REPO_SLUG} ${MYREPO}
   cd ${MYREPO}
   git checkout -b ${AUTOBRANCH}
 }
@@ -38,16 +35,27 @@ function error_handler() {
 }
 
 function do_stuff {
-  # keepalive for Travis
   while :; do sleep 10; echo -n .; done &
   trap "kill $!" EXIT
   trap 'error_handler' ERR
 
   # we need pod install or test_all.sh fails
-  pod repo update
-  pod install
+ 
+  # we skip "test_all.sh" until we have a good reason to repeat it heere
+  # 1. this test takes long and also flaky tests can interrupt release process
+  # 2. this "test_all.sh" is supposed to pass before starting pre-release
+  # 3. prep auto PRs will be tested in CI/CD before starting release process.
+
+  # - cocoapods requires ENV['HOME'] with absolute path
+  #
+  # HOME=$(pwd)
+  # gem install cocoapods -v $COCOAPODS_VERSION
+  # pod _${COCOAPODS_VERSION}_ repo update
+  # pod _${COCOAPODS_VERSION}_ install
+  #
+  # myscripts=( "update_version.sh ${VERSION}" "build_all.sh" "test_all.sh" )
+  myscripts=( "update_version.sh ${VERSION}" "build_all.sh" )
 
-  myscripts=( "update_version.sh ${VERSION}" "build_all.sh" "test_all.sh" )
   for i in "${myscripts[@]}"; do
     echo -n "${i} "
     echo "===== ${i} =====" >> $BUILD_OUTPUT
@@ -63,8 +71,18 @@ function push_changes {
   git config user.email "optibot@users.noreply.github.com"
   git config user.name "${GITHUB_USER}"
   git add --all
-  # this is like a try/catch
-  git commit -m "ci(travis): auto release prep for $VERSION" ||
+
+  TITLE="ci(git-action): auto release prep for $VERSION"
+  # an empty line required between title and description
+  # a dummy ref (FSSDK-1234) for required FSSDK checking 
+  MESSAGE=$(cat <<END
+${TITLE}
+
+- [FSSDK-1234]
+END
+)
+
+  git commit -m "${TITLE}" ||
     {
       case $? in
         1 )
@@ -77,10 +95,11 @@ function push_changes {
           ;;
       esac
     }
-  git push https://${GITHUB_TOKEN}@github.com/${TRAVIS_REPO_SLUG} ${AUTOBRANCH}
-  PR_URL=$(hub pull-request --no-edit -b ${TRAVIS_BRANCH})
+  git push -f https://${GITHUB_TOKEN}@github.com/${REPO_SLUG} ${AUTOBRANCH}
+
+  PR_URL=$(hub pull-request -b ${BRANCH} -h ${AUTOBRANCH} -m "${MESSAGE}") 
   echo -e "${COLOR_CYAN}ATTENTION:${COLOR_RESET} review and merge ${COLOR_CYAN}${PR_URL}${COLOR_RESET}"
-  echo "then to release to cocoapods use Travis CI's Trigger build with the following payload:"
+  echo "then to release to cocoapods use Git action's Trigger build with the following payload:"
   echo -e "${COLOR_MAGENTA}env:${COLOR_RESET}"
   echo -e "${COLOR_MAGENTA}  - RELEASE=true${COLOR_RESET}"
 }
diff --git a/Scripts/run_release.sh b/Scripts/run_release.sh
index c10724b6b..de6f1a871 100755
--- a/Scripts/run_release.sh
+++ b/Scripts/run_release.sh
@@ -1,13 +1,29 @@
 #!/usr/bin/env bash
 set -e
 
-# Because `hub` is used, this script expects the following environment variables defined in travis job settings:
+# Because `hub` is used, this script expects the following environment variables:
 # GITHUB_TOKEN - github api token with repo permissions (display value in build log setting: OFF)
 # GITHUB_USER - github username that GITHUB_TOKEN is associated with (display value in build log setting: ON)
 
 # COCOAPODS_TRUNK_TOKEN - should be defined in job settings so that we can `pod trunk push`
 
+MYREPO=${HOME}/workdir/${REPO_SLUG}
+
+function prep_workspace {
+  rm -rf ${MYREPO}
+  mkdir -p ${MYREPO}
+  git clone -b ${BRANCH} https://${GITHUB_TOKEN}@github.com/${REPO_SLUG} ${MYREPO}
+  cd ${MYREPO}
+}
+
 function release_github {
+  LAST_RELEASE=$(git describe --abbrev=0 --tags)
+
+  if [[ ${LAST_RELEASE} == "v${VERSION}" ]]; then
+    echo "${LAST_RELEASE} tag exists already (probably created while in the current release process). Skipping..."
+    return
+  fi
+
   CHANGELOG="CHANGELOG.md"
 
   # check that CHANGELOG.md has been updated
@@ -22,11 +38,14 @@ function release_github {
 
   DESCRIPTION=$(awk "/^${NEW_VERSION}$/,/^${LAST_VERSION:-nothingmatched}$/" ${CHANGELOG} | grep -v "^${LAST_VERSION:-nothingmatched}$")
 
-  hub release create v${VERSION} -m "Release ${VERSION}" -m "${DESCRIPTION}" -t "${TRAVIS_BRANCH}"
-
+  hub release create v${VERSION} -m "Release ${VERSION}" -m "${DESCRIPTION}" -t "${BRANCH}"
 }
 
 function release_cocoapods {
+  
+  # - cocoapods requires ENV['HOME'] with absolute path
+  HOME=$(pwd)
+  gem install cocoapods -v $COCOAPODS_VERSION
 
   # ---- Optimizely's pods ----
   pods=(OptimizelySwiftSDK);
@@ -39,13 +58,14 @@ function release_cocoapods {
   do
     podname=${pods[i]};
     printf "Pushing the ${podname} pod to COCOAPODS.ORG .\n"
-    pod trunk push --allow-warnings ${podname}.podspec
-    pod update
+    pod _${COCOAPODS_VERSION}_ trunk push --allow-warnings ${podname}.podspec
+    pod _${COCOAPODS_VERSION}_ update
   done
 
 }
 
 function main {
+  prep_workspace
   release_github
   release_cocoapods
 }
diff --git a/Scripts/run_unit_tests.sh b/Scripts/run_unit_tests.sh
index bea414251..4541b6548 100755
--- a/Scripts/run_unit_tests.sh
+++ b/Scripts/run_unit_tests.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/bash -e
 
 # run xcode unit tests
 #
@@ -7,7 +7,7 @@
 #
 
 # unit tests for PR only
-if [[ "$TRAVIS_BRANCH" == "master" ]]
+if [[ "$BRANCH" == "master" ]]
 then
   xcodebuild test -derivedDataPath $COVERAGE_DIR  -workspace OptimizelySwiftSDK.xcworkspace -scheme $SCHEME -configuration Release CODE_SIGN_IDENTITY="" CODE_SIGNING_REQUIRED=NO -sdk $TEST_SDK -destination "platform=$PLATFORM,OS=$OS,name=$NAME" ONLY_ACTIVE_ARCH=YES | tee buildoutput | xcpretty && test ${PIPESTATUS[0]} -eq 0
 fi
diff --git a/Scripts/start_simulator.sh b/Scripts/start_simulator.sh
deleted file mode 100755
index 7cbc9bc09..000000000
--- a/Scripts/start_simulator.sh
+++ /dev/null
@@ -1,22 +0,0 @@
-#!/usr/bin/env bash
-set -eou pipefail
-
-# expects the following environment variables defined
-# PLATFORM (eg. iOS Simulator)
-# OS (eg. 12.0)
-# NAME (eg. iPad Air)
-
-# prep jq arg because it doesnt allow parameter expansion within its single quotes
-echo ".devices.\"com.apple.CoreSimulator.SimRuntime.${PLATFORM/ Simulator/}-${OS/./-}\"" > /tmp/jq_file
-
-simulator=$( xcrun simctl list --json devices | jq -f /tmp/jq_file | jq -r '.[] | select(.name==env.NAME) | .udid' )
-if [ -z $simulator ]; then
-    echo "The requested simulator ($PLATFORM $OS $NAME) cannot be found."
-    #xcrun instruments -s device
-    xcrun xctrace list devices
-    sleep 3
-    exit 1
-fi
-
-xcrun simctl boot $simulator && sleep 30
-xcrun simctl list | grep Booted
diff --git a/Scripts/test_all.sh b/Scripts/test_all.sh
index 36e12d960..1833f8227 100755
--- a/Scripts/test_all.sh
+++ b/Scripts/test_all.sh
@@ -1,13 +1,25 @@
-echo 'Testing OptimizelySwiftSDK-iOS (iPhone 8,OS=12.1)'
-xcrun xcodebuild -workspace OptimizelySwiftSDK.xcworkspace -scheme OptimizelySwiftSDK-iOS -sdk iphonesimulator -destination 'platform=iOS Simulator,name=iPhone 8,OS=12.1' test
-echo 'Testing OptimizelySwiftSDK-iOS (iPhone SE,OS=11.1)'
-xcrun xcodebuild -workspace OptimizelySwiftSDK.xcworkspace -scheme OptimizelySwiftSDK-iOS -sdk iphonesimulator -destination 'platform=iOS Simulator,name=iPhone SE,OS=11.1' test
-echo 'Testing OptimizelySwiftSDK-iOS (iPhone XS,OS=13.2)'
-xcrun xcodebuild -workspace OptimizelySwiftSDK.xcworkspace -scheme OptimizelySwiftSDK-iOS -sdk iphonesimulator -destination 'platform=iOS Simulator,name=iPhone XS,OS=13.2' test
 
-echo 'Testing OptimizelySwiftSDK-tvOS (Apple TV,OS=11.1)'
-xcrun xcodebuild -workspace OptimizelySwiftSDK.xcworkspace -scheme OptimizelySwiftSDK-tvOS -sdk appletvsimulator -destination 'platform=tvOS Simulator,name=Apple TV,OS=11.1' test
-echo 'Testing OptimizelySwiftSDK-tvOS (Apple TV,OS=12.1)'
-xcrun xcodebuild -workspace OptimizelySwiftSDK.xcworkspace -scheme OptimizelySwiftSDK-tvOS -sdk appletvsimulator -destination 'platform=tvOS Simulator,name=Apple TV,OS=12.1' test
-echo 'Testing OptimizelySwiftSDK-tvOS (Apple TV 4K,OS=13.2)'
-xcrun xcodebuild -workspace OptimizelySwiftSDK.xcworkspace -scheme OptimizelySwiftSDK-tvOS -sdk appletvsimulator -destination 'platform=tvOS Simulator,name=Apple TV 4K,OS=13.2' test
+#!/bin/bash -e
+# Since github actions only provides limit simulators with each xcode, we need to link simulators from other versions of xcode to be used by current xcode.
+# We must use old simulators with current xcode since older xcode versions do not support swift 5 which is required by Swift SDK. 
+# More about XCode and its compatible simulators can be found here: https://github.com/actions/virtual-environments/blob/main/images/macos/macos-10.15-Readme.md
+# https://github.com/actions/virtual-environments/issues/551
+
+deviceModels=("iPhone 12" "iPhone 8" "iPad Air (4th generation)" "Apple TV")
+osVersions=("16.0" "14.4" "15.0" "16.0")
+xcodeVersions=("14.3" "14.3" "14.3" "14.3")
+platforms=("iOS" "iOS" "iOS" "tvOS")
+testSdks=("iphonesimulator" "iphonesimulator" "iphonesimulator" "appletvsimulator")
+
+for i in "${!deviceModels[@]}"; do
+  export PLATFORM="${platforms[$i]} Simulator"
+  export OS="${osVersions[$i]}"
+  export NAME="${deviceModels[$i]}"
+  export OS_TYPE="${platforms[$i]}"
+  export SIMULATOR_XCODE_VERSION="${xcodeVersions[$i]}"
+  
+  Scripts/prepare_simulator.sh
+  echo "Testing OptimizelySwiftSDK-${platforms[$i]} (${deviceModels[$i]},OS=${osVersions[$i]})"
+  
+  xcrun xcodebuild -workspace OptimizelySwiftSDK.xcworkspace -scheme "OptimizelySwiftSDK-${platforms[$i]}" -sdk "${testSdks[$i]}" -configuration Release -destination "platform=${platforms[$i]} Simulator,name=${deviceModels[$i]},OS=${osVersions[$i]}" test
+done
diff --git a/Scripts/upload_coveralls.sh b/Scripts/upload_coveralls.sh
deleted file mode 100755
index c74239c1f..000000000
--- a/Scripts/upload_coveralls.sh
+++ /dev/null
@@ -1,21 +0,0 @@
-#!/bin/bash
-
-# upload_coveralls.sh
-#
-# Usage:
-#  $ ./upload_coveralls.sh
-#
-
-# [coveralls]
-# - exclude coverage for Test codes by setting OptimizelySwiftSDK-iOS scheme > Test > Options > Gather coverage for selected targets
-# - report coverage for PR and iPhone 11 only (avoid redundant ones)
-# - use Xcode12.4+ (older Xcode reports a wrong number)
-if [[ "$TRAVIS_BRANCH" == "master" && "$PLATFORM" == "iOS Simulator" && "$NAME" == "iPhone 11" ]]
-then
-  mkdir xccov2lcov && cd xccov2lcov && git init && git fetch --depth=1 https://github.com/trax-retail/xccov2lcov.git && git checkout FETCH_HEAD
-  xcrun xccov view --report --json ../$COVERAGE_DIR/Logs/Test/*.xcresult  > coverage.json
-  swift run xccov2lcov coverage.json > lcov.info
-
-  cd ..
-  coveralls-lcov -v --repo-token $COVERALLS_TOKEN   xccov2lcov/lcov.info
-fi