Add empty array seeds tests

test/renderers/js-experimental/pdasPage.test.ts

@@ -0,0 +1,39 @@
+import test from 'ava';
+import {
+  accountNode,
+  pdaLinkNode,
+  pdaNode,
+  programNode,
+  visit,
+} from '../../../src';
+import { getRenderMapVisitor } from '../../../src/renderers/js-experimental/getRenderMapVisitor';
+import { renderMapContains } from './_setup';
+
+test('it renders an empty array seed used on a pda', (t) => {
+  // Given the following program with 1 account and 1 pda with empty seeds.
+  const node = programNode({
+    name: 'splToken',
+    publicKey: 'TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA',
+    accounts: [
+      accountNode({
+        name: 'testAccount',
+        discriminators: [],
+        pda: pdaLinkNode('testPda'),
+      }),
+    ],
+    pdas: [
+      // Empty array seeds.
+      pdaNode('testPda', []),
+    ],
+  });
+
+  // When we render it.
+  const renderMap = visit(node, getRenderMapVisitor());
+
+  // Then we expect the following function and and empty seeds
+  // array used on program derived address function.
+  renderMapContains(t, renderMap, 'pdas/testPda.ts', [
+    /export async function findTestPdaPda/,
+    /getProgramDerivedAddress\({ programAddress, seeds: \[\] }\)/,
+  ]);
+});

test/renderers/rust/accountsPage.test.ts

@@ -7,7 +7,7 @@ import {
   pdaNode,
   programNode,
   variablePdaSeedNode,
-  visit,
+  visit
 } from '../../../src';
 import { getRenderMapVisitor } from '../../../src/renderers/rust/getRenderMapVisitor';
 import { codeContains } from './_setup';
@@ -42,3 +42,32 @@ test('it renders a byte array seed used on an account', (t) => {
     `&byte_array_seed,`,
   ]);
 });
+
+test('it renders an empty array seed used on an account', (t) => {
+  // Given the following program with 1 account and 1 pda with empty seeds.
+  const node = programNode({
+    name: 'splToken',
+    publicKey: 'TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA',
+    accounts: [
+      accountNode({
+        name: 'testAccount',
+        discriminators: [],
+        pda: pdaLinkNode('testPda'),
+      }),
+    ],
+    pdas: [
+      // Empty array seeds.
+      pdaNode('testPda', []),
+    ],
+  });
+
+  // When we render it.
+  const renderMap = visit(node, getRenderMapVisitor());
+
+  // Then we expect the following identifier and reference to the byte array
+  // as a parameters to be rendered.
+  codeContains(t, renderMap.get('accounts/test_account.rs'), [
+    /pub fn find_pda\(/,
+    /&\[\s*\]/,
+  ]);
+});