Write tests for new methods in PufferVaultHandler

lib/contracts/handlers/puffer-vault-handler.test.ts

@@ -8,28 +8,32 @@ import { Chain } from '../../chains/constants';
 import { PufferVaultHandler } from './puffer-vault-handler';
 
 describe('PufferVaultHandler', () => {
-  it('should check pufETH balance', async () => {
-    const mockAddress = '0x8d37d81e29d11cd7557ceaca25e4e4a4255b1159';
-    const mockBalance = BigInt(1);
-    const mockCallHex = toHex(mockBalance, { size: 32 });
+  it('should deposit ETH', async () => {
+    const mockAddress = '0xEB77D02f8122B32273444a1b544C147Fb559CB41';
+    const mockGas = BigInt(1);
 
-    const walletClient = setupMockWalletClient();
-    const publicRequest = mockRpcRequest({ eth_call: mockCallHex });
+    const walletRequest = mockRpcRequest({
+      eth_sendTransaction: mockAddress,
+    });
+    const walletClient = setupMockWalletClient(walletRequest);
+    const publicRequest = mockRpcRequest({ eth_estimateGas: mockGas });
     const publicClient = setupMockPublicClient(publicRequest);
 
     const handler = new PufferVaultHandler(
       Chain.Anvil,
       walletClient,
       publicClient,
     );
-    const balance = await handler.balanceOf(mockAddress);
+    const { transact, estimate } = handler.depositETH(mockAddress);
 
-    expect(balance).toBe(mockBalance);
+    expect(await transact(BigInt(1))).toBe(mockAddress);
+    expect(await estimate()).toBe(mockGas);
   });
 
-  it('should be able to deposit ETH', async () => {
+  it('should deposit stETH', async () => {
     const mockAddress = '0xEB77D02f8122B32273444a1b544C147Fb559CB41';
     const mockGas = BigInt(1);
+    const mockValue = BigInt(1);
 
     const walletRequest = mockRpcRequest({
       eth_sendTransaction: mockAddress,
@@ -43,9 +47,67 @@ describe('PufferVaultHandler', () => {
       walletClient,
       publicClient,
     );
-    const { transact, estimate } = handler.depositETH(mockAddress);
+    const { transact, estimate } = handler.depositStETH(mockAddress, mockValue);
 
-    expect(await transact(BigInt(1))).toBe(mockAddress);
+    expect(await transact()).toBe(mockAddress);
     expect(await estimate()).toBe(mockGas);
   });
+
+  it('should check pufETH balance', async () => {
+    const mockAddress = '0xEB77D02f8122B32273444a1b544C147Fb559CB41';
+    const mockBalance = BigInt(1);
+    const mockCallHex = toHex(mockBalance, { size: 32 });
+
+    const walletClient = setupMockWalletClient();
+    const publicRequest = mockRpcRequest({ eth_call: mockCallHex });
+    const publicClient = setupMockPublicClient(publicRequest);
+
+    const handler = new PufferVaultHandler(
+      Chain.Anvil,
+      walletClient,
+      publicClient,
+    );
+    const balance = await handler.balanceOf(mockAddress);
+
+    expect(balance).toBe(mockBalance);
+  });
+
+  it('should check pufETH rate', async () => {
+    const mockRate = BigInt(1e18);
+    const mockCallHex = toHex(mockRate, { size: 32 });
+
+    const walletClient = setupMockWalletClient();
+    const publicRequest = mockRpcRequest({ eth_call: mockCallHex });
+    const publicClient = setupMockPublicClient(publicRequest);
+
+    const handler = new PufferVaultHandler(
+      Chain.Anvil,
+      walletClient,
+      publicClient,
+    );
+    const rate = await handler.getPufETHRate();
+
+    expect(rate).toBe(mockRate);
+  });
+
+  it('should get allowance', async () => {
+    const mockAllowance = BigInt(1);
+    const mockCallHex = toHex(mockAllowance, { size: 32 });
+
+    const walletClient = setupMockWalletClient();
+    const publicRequest = mockRpcRequest({ eth_call: mockCallHex });
+    const publicClient = setupMockPublicClient(publicRequest);
+
+    const handler = new PufferVaultHandler(
+      Chain.Anvil,
+      walletClient,
+      publicClient,
+    );
+    const rate = await handler.getAllowance(
+      '0xEB77D02f8122B32273444a1b544C147Fb559CB41',
+      '0x92e01fbccae21eed10ab2f278f47905d482df202',
+    );
+
+    expect(rate).toBe(mockAllowance);
+  });
 });

lib/contracts/handlers/puffer-vault-handler.ts

@@ -75,26 +75,6 @@ export class PufferVaultHandler {
     return { transact, estimate };
   }
 
-  /**
-   * Check the pufETH balance of the wallet.
-   *
-   * @param walletAddress Wallet address to check the balance of.
-   * @returns pufETH balance in wei.
-   */
-  public async balanceOf(walletAddress: Address) {
-    return await this.getContract().read.balanceOf([walletAddress]);
-  }
-
-  /**
-   * Get the rate of pufETH compared to ETH.
-   *
-   * @returns Rate of 1 pufETH compared to 1 ETH.
-   */
-  public async pufETHRate() {
-    const oneWei = BigInt(1e18);
-    return await this.getContract().read.previewDeposit([oneWei]);
-  }
-
   /**
    * Deposit stETH to the given wallet address. This doesn't make the
    * transaction but returns two methods namely `transact` and
@@ -108,7 +88,7 @@ export class PufferVaultHandler {
    * `estimate: () => Promise<bigint>` - Gas estimate of the
    * transaction.
    */
-  public async depositStETH(walletAddress: Address, value: bigint) {
+  public depositStETH(walletAddress: Address, value: bigint) {
     const transact = async () =>
       await this.getContract().write.depositStETH([value, walletAddress], {
         account: walletAddress,
@@ -126,6 +106,26 @@ export class PufferVaultHandler {
     return { transact, estimate };
   }
 
+  /**
+   * Check the pufETH balance of the wallet.
+   *
+   * @param walletAddress Wallet address to check the balance of.
+   * @returns pufETH balance in wei.
+   */
+  public async balanceOf(walletAddress: Address) {
+    return await this.getContract().read.balanceOf([walletAddress]);
+  }
+
+  /**
+   * Get the rate of pufETH compared to ETH.
+   *
+   * @returns Rate of pufETH compared to 1 ETH.
+   */
+  public async getPufETHRate() {
+    const oneWei = BigInt(1e18);
+    return await this.getContract().read.previewDeposit([oneWei]);
+  }
+
   /**
    * Get the allowance for the given owner and spender.
    *