Set up canister unit testing

dfinity · Jul 1, 2023 · 22e20b7 · 22e20b7
1 parent ae800ae
commit 22e20b7
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Showing 4 changed files with 37 additions and 5 deletions.
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
@@ -28,6 +28,12 @@ jobs:
         with:
           node-version: ${{ matrix.node-version }}
           cache: 'npm'
-      - run: npm ci
-      - run: npm run build --if-present
+      - name: Install dfx
+        run: |
+          echo y | DFX_VERSION=$DFX_VERSION bash -ci "$(curl -fsSL https://sdk.dfinity.org/install.sh)"
+      - name: Start dfx
+        run: |
+          dfx cache install
+          dfx start --background
+      - run: npm run setup
       - run: npm test
diff --git a/backend/Backend.mo b/backend/Backend.mo
@@ -7,7 +7,7 @@ import HttpParser "mo:http-parser.mo";
 import Types "./Types";
 import Utils "./Utils";
 
-shared ({ caller = installer }) actor class Backend() {
+actor class Backend() {
   type Request = HttpParser.ParsedHttpRequest;
   type HttpRequest = HttpParser.HttpRequest;
   type HttpResponse = HttpParser.HttpResponse;

diff --git a/backend/test/Backend.test.mo b/backend/test/Backend.test.mo
@@ -0,0 +1,24 @@
+import Debug "mo:base/Debug";
+import Text "mo:base/Text";
+
+import { Backend } "../Backend";
+
+let backend = await Backend();
+
+let cases = [
+  ("/services/oembed?format=xml&url=https%3A%2F%2Fembed.smartcontracts.org%2Fabcdef&maxheight=800&lines=5", "<?xml version=\221.0\22 encoding=\22utf-8\22 standalone=\22yes\22?><oembed><version>1.0</version><provider_name>Embed Motoko</provider_name><provider_url>https://embed.motoko.org</provider_url><type>rich</type><width>800</width><height>285</height><html>&lt;iframe src=&quot;https://embed.smartcontracts.org/abcdef&quot; width=&quot;800&quot; height=&quot;285&quot; style=&quot;border:0&quot; /&gt;</html></oembed>"),
+];
+
+for ((url, expected) in cases.vals()) {
+  Debug.print(url);
+  let request = {
+    method = "GET";
+    headers = [];
+    url;
+    body = "" : Blob;
+  };
+  let received = (await backend.http_request(request)).body;
+  Debug.print(debug_show Text.decodeUtf8(received));
+  assert received == Text.encodeUtf8(expected);
+  Debug.print("");
+};
diff --git a/package.json b/package.json
@@ -9,8 +9,10 @@
     "frontend": "vite --port 3000",
     "backend": "mo-dev --generate --deploy -y",
     "build": "vite build",
-    "test": "vitest run",
-    "test:watch": "vitest",
+    "test": "run-s test:frontend test:backend",
+    "test:frontend": "vitest run",
+    "test:backend": "mo-test",
+    "test:watch": "run-p vitest mo-test",
     "sources": "mops sources",
     "prepare": "husky install",
     "precommit": "lint-staged"