support padding characters in base32 (#32)

* Support Base32 with padding

* Optimize Base32._encode

* Add .vscode to .gitignore

* Swift format, Update CI

* Correct buffer size

* Calculate padding size correctly

* Update CI

Get rid of Xcode build tests and just use SwiftPM, reduce number of tests as many are unnecessary

* Update CI Integration tests

* Dunno what is going on with Integration tests

* Update code-coverage

* Delete LinuxMain.swift

* xcrun llvm-cov

* Fix typo in macOS CI

* Use macOS-14

Author: adam-fowler

.github/workflows/ci.yaml

@@ -13,7 +13,7 @@ jobs:
     runs-on: macOS-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
     - name: Install swiftformat
       run: brew install swiftformat
     - name: Run validity
@@ -25,24 +25,21 @@ jobs:
       fail-fast: false
       matrix:
         images:
-        - swift:5.1
-        - swift:5.2
-        - swift:5.3
-        - swiftlang/swift:nightly-master
+        - swift:5.8
+        - swift:5.9
+        - swift:5.10
+        - swiftlang/swift:nightly-jammy
     container:
       image: ${{ matrix.images }}
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
     - name: Test
-      run: swift test --enable-code-coverage --enable-test-discovery
+      run: swift test --enable-code-coverage
     - name: Convert coverage files
       run: llvm-cov export -format="lcov" .build/debug/swift-extras-base64PackageTests.xctest -instr-profile .build/debug/codecov/default.profdata > info.lcov
-    - name: Install curl
-      if: matrix.images != 'swiftlang/swift:nightly-amazonlinux2'
-      run: apt-get update && apt-get install -y curl # required by the codecov action.
     - name: Upload to codecov.io
-      uses: codecov/codecov-action@v1
+      uses: codecov/codecov-action@v4
       with:
         file: info.lcov
 
@@ -52,15 +49,12 @@ jobs:
       fail-fast: false
       matrix:
         images:
-        - swift:5.1
-        - swift:5.2
-        - swift:5.3
-        - swiftlang/swift:nightly-master
+        - swift:5.10
     container:
       image: ${{ matrix.images }}
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
     - name: Build & run
       run: swift run -c release
 
@@ -70,62 +64,43 @@ jobs:
       fail-fast: false
       matrix:
         images:
-        - swift:5.3
-        - swiftlang/swift:nightly-master
+        - swift:5.10
     container:
       image: ${{ matrix.images }}
     env:
       MAX_ALLOCS_ALLOWED_base64_decoding: 1000
       MAX_ALLOCS_ALLOWED_base64_encoding: 1000
+      MAX_ALLOCS_ALLOWED_base32_decoding: 1000
+      MAX_ALLOCS_ALLOWED_base32_encoding: 1000
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
     - name: Test
       run: ./run-tests.sh
       working-directory: ./IntegrationTests
 
   "macOS-Tests":
-    runs-on: macOS-latest
+    runs-on: macOS-14
     strategy:
       fail-fast: false
-      matrix:
-        xcode:
-        - Xcode_11.2.app
-        - Xcode_11.6.app
-        - Xcode_12.2.app
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
-    - name: Show all Xcode versions
-      run: ls -an /Applications/ | grep Xcode*
-    - name: Change Xcode command line tools
-      run: sudo xcode-select -s /Applications/${{ matrix.xcode }}/Contents/Developer
-    - name: SPM Build
-      run: swift build
+      uses: actions/checkout@v4
     - name: SPM Tests
-      run: swift test --parallel -Xswiftc -DDEBUG
-    - name: Xcode Tests
-      run: |
-        swift package generate-xcodeproj
-        xcodebuild -quiet -parallel-testing-enabled YES -scheme swift-extras-base64-Package -enableCodeCoverage YES build test
-    - name: Codecov
-      run: bash <(curl -s https://codecov.io/bash) -t ${{secrets.CODECOV_TOKEN}} -f *.coverage.txt
+      run: swift test --parallel --enable-code-coverage -Xswiftc -DDEBUG
+    - name: Convert coverage files
+      run: xcrun llvm-cov export -format="lcov" .build/debug/swift-extras-base64PackageTests.xctest/Contents/MacOS/swift-extras-base64PackageTests -instr-profile .build/debug/codecov/default.profdata > info.lcov
+    - name: Upload to codecov.io
+      uses: codecov/codecov-action@v4
+      with:
+        file: info.lcov
 
   "macOS-Performance-Tests":
-    runs-on: macOS-latest
+    runs-on: macOS-13
     strategy:
       fail-fast: false
-      matrix:
-        xcode:
-        - Xcode_11.2.app
-        - Xcode_11.6.app
-        - Xcode_12.2.app
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
-    - name: Change Xcode command line tools
-      run: sudo xcode-select -s /Applications/${{ matrix.xcode }}/Contents/Developer
-    - name: Swift version
-      run: swift --version
+      uses: actions/checkout@v4
     - name: Build & run
       run: swift run -c release

.gitignore

@@ -2,4 +2,5 @@
 .build
 /*.xcodeproj
 xcuserdata
-/.swiftpm
+/.swiftpm
+.vscode

Package.swift

@@ -1,4 +1,4 @@
-// swift-tools-version:5.1
+// swift-tools-version:5.3
 // The swift-tools-version declares the minimum version of Swift required to build this package.
 
 import PackageDescription