Step 7: writing the tests

alchemyplatform · Oct 26, 2022 · 473cf4f · 473cf4f
1 parent 4c4ca5b
commit 473cf4f
Showing 1 changed file with 58 additions and 0 deletions.
diff --git a/tests/solana-hello-world.ts b/tests/solana-hello-world.ts
@@ -9,4 +9,62 @@ describe("solana-hello-world", () => {
 
   const program = anchor.workspace
     .SolanaHelloWorld as Program<SolanaHelloWorld>;
+
+  it("Can create a message", async () => {
+    const message = anchor.web3.Keypair.generate();
+    const messageContent = "Hello World!";
+    await program.rpc.createMessage(messageContent, {
+      accounts: {
+        message: message.publicKey,
+        author: provider.wallet.publicKey,
+        systemProgram: anchor.web3.SystemProgram.programId,
+      },
+      signers: [message],
+    });
+
+    const messageAccount = await program.account.message.fetch(
+      message.publicKey
+    );
+
+    assert.equal(
+      messageAccount.author.toBase58(),
+      provider.wallet.publicKey.toBase58()
+    );
+    assert.equal(messageAccount.content, messageContent);
+    assert.ok(messageAccount.timestamp);
+  });
+
+  it("Can create and then update a message", async () => {
+    const message = anchor.web3.Keypair.generate();
+    const messageContent = "Hello World!";
+    await program.rpc.createMessage(messageContent, {
+      accounts: {
+        message: message.publicKey,
+        author: provider.wallet.publicKey,
+        systemProgram: anchor.web3.SystemProgram.programId,
+      },
+      signers: [message],
+    });
+
+    const updatedMessageContent = "Solana is cool!";
+    await program.rpc.updateMessage(updatedMessageContent, {
+      accounts: {
+        message: message.publicKey,
+        author: provider.wallet.publicKey,
+        systemProgram: anchor.web3.SystemProgram.programId,
+      },
+    });
+
+    const messageAccount = await program.account.message.fetch(
+      message.publicKey
+    );
+
+    assert.equal(
+      messageAccount.author.toBase58(),
+      provider.wallet.publicKey.toBase58()
+    );
+    assert.notEqual(messageAccount.content, messageContent);
+    assert.equal(messageAccount.content, updatedMessageContent);
+    assert.ok(messageAccount.timestamp);
+  });
 });