Migrate integration tests to PocketIC (#2557)

Migrates all II integration tests to PocketIC. Since the API for
obtaining the current timestamp changed, I took the opportunity to
make better use of the `time` helper in `framework`.

.github/workflows/canister-tests.yml

@@ -246,16 +246,11 @@ jobs:
           name: internet_identity_test.wasm.gz
           path: .
       - run: mv internet_identity_test.wasm.gz internet_identity.wasm.gz
-      - name: Download ic-test-state-machine binary
+      - name: Install PocketIC
         run: |
-          uname_sys=$(uname -s | tr '[:upper:]' '[:lower:]')
-          echo "uname_sys: $uname_sys"
-          commit_sha=$(sed <.ic-commit 's/#.*$//' | sed '/^$/d')
-          echo "commit sha: $commit_sha"
-          curl -sLO "https://download.dfinity.systems/ic/$commit_sha/binaries/x86_64-$uname_sys/ic-test-state-machine.gz"
-          gzip -d ic-test-state-machine.gz
-          chmod a+x ic-test-state-machine
-          ./ic-test-state-machine --version
+          curl -sL -o pocket-ic.gz https://github.com/dfinity/pocketic/releases/download/5.0.0/pocket-ic-x86_64-linux.gz
+          gzip -d pocket-ic.gz
+          chmod +x pocket-ic
       - name: "Run VC issuer canister tests"
         working-directory: demos/vc_issuer
         run: |
@@ -344,7 +339,7 @@ jobs:
     needs: [canister-tests-build, cached-build, docker-build-archive]
     strategy:
       matrix:
-        os: [ ubuntu-latest, macos-latest ]
+        os: [ ubuntu-latest , macos-latest ]
         partition: ['1/3', '2/3', '3/3']
     steps:
       - uses: actions/checkout@v4
@@ -359,16 +354,11 @@ jobs:
         with:
           name: canister-tests-${{ matrix.os }}.tar.zst
           path: .
-      - name: Download ic-test-state-machine binary
+      - name: Install PocketIC
         run: |
-          uname_sys=$(uname -s | tr '[:upper:]' '[:lower:]')
-          echo "uname_sys: $uname_sys"
-          commit_sha=$(sed <.ic-commit 's/#.*$//' | sed '/^$/d')
-          echo "commit sha: $commit_sha"
-          curl -sLO "https://download.dfinity.systems/ic/$commit_sha/binaries/x86_64-$uname_sys/ic-test-state-machine.gz"
-          gzip -d ic-test-state-machine.gz
-          chmod a+x ic-test-state-machine
-          ./ic-test-state-machine --version
+          curl -sL -o pocket-ic.gz https://github.com/dfinity/pocketic/releases/download/5.0.0/pocket-ic-x86_64-${{ matrix.os == 'macos-latest' && 'darwin' || 'linux' }}.gz
+          gzip -d pocket-ic.gz
+          chmod +x pocket-ic
 
       - name: 'Download II wasm'
         uses: actions/download-artifact@v4
@@ -382,6 +372,9 @@ jobs:
           name: archive.wasm.gz
           path: .
 
+      - name: Run PocketIc
+        run: ./pocket-ic --port-file pocket-ic-port &
+
       - name: Run Tests
         run: |
           mv internet_identity_test.wasm.gz internet_identity.wasm.gz

.gitignore

@@ -27,5 +27,6 @@ test-failures/
 *.wasm
 *.wasm.gz
 ic-test-state-machine
+pocket-ic
 
 *.tsbuildinfo