feat: add tests for setting items in struct back in

Author: boblat

tests/arc4/struct.spec.ts

@@ -2,7 +2,7 @@ import { getABIEncodedValue } from '@algorandfoundation/algokit-utils/types/app-
 import { Bytes } from '@algorandfoundation/algorand-typescript'
 import { Bool, DynamicArray, interpretAsArc4, StaticArray, Str, Struct, Tuple, UintN } from '@algorandfoundation/algorand-typescript/arc4'
 import { encodingUtil } from '@algorandfoundation/puya-ts'
-import { describe, expect, test } from 'vitest'
+import { describe, expect, it, test } from 'vitest'
 import type { StubBytesCompat } from '../../src/impl/primitives'
 import { AccountCls } from '../../src/impl/reference'
 import type { DeliberateAny } from '../../src/typescript-helpers'
@@ -21,42 +21,42 @@ class Swapped1 extends Struct<{
   c: Bool
   d: Str
   a: Tuple<[UintN<64>, Bool, Bool]>
-}> {}
+}> { }
 
 class Swapped2 extends Struct<{
   b: UintN<64>
   c: Bool
   d: Str
   a: Tuple<[Tuple<[UintN<64>, Bool, Bool]>, Tuple<[UintN<64>, Bool, Bool]>]>
-}> {}
+}> { }
 
 class Swapped3 extends Struct<{
   b: UintN<64>
   c: Bool
   d: Str
   a: Tuple<[DynamicArray<Str>, DynamicArray<Str>, Str, UintN<64>, Bool, StaticArray<UintN<64>, 3>]>
-}> {}
+}> { }
 
 class Swapped4 extends Struct<{
   b: UintN<64>
   c: Bool
   d: Str
   a: Tuple<[Tuple<[Bool, DynamicArray<Str>, Str]>, UintN<64>, StaticArray<UintN<64>, 3>]>
-}> {}
+}> { }
 
 class Swapped5 extends Struct<{
   b: UintN<64>
   c: Bool
   d: Str
   a: Tuple<[Tuple<[Bool, DynamicArray<Str>, Str]>, Tuple<[UintN<64>, StaticArray<UintN<64>, 3>]>]>
-}> {}
+}> { }
 
 class Swapped6 extends Struct<{
   b: UintN<64>
   c: Bool
   d: Str
   a: Tuple<[Tuple<[Bool, Tuple<[DynamicArray<Str>, Str]>]>, Tuple<[UintN<64>, StaticArray<UintN<64>, 3>]>]>
-}> {}
+}> { }
 
 const testData = [
   {
@@ -252,6 +252,52 @@ describe('arc4.Struct', async () => {
     compareARC4AndABIValue(result.d, nativeValues[i++])
     compareARC4AndABIValue(result.a, nativeValues[i++])
   })
+
+  it('set item in struct', async () => {
+    const data = testData[5]
+
+    const nativeValues = data.nativeValues() as DeliberateAny
+    nativeValues[0] = 43
+    nativeValues[2] = 'world'
+    nativeValues[3][0][1][0][1] = 'hello, world'
+    nativeValues[3][0][1][0].push('test')
+    nativeValues[3][1][1][0] = 24
+
+    const sdkResult = getABIEncodedValue(nativeValues, data.abiTypeString, {})
+
+    const abiValues = data.struct() as Swapped6
+    abiValues.b = new UintN<64>(43)
+    abiValues.d = new Str('world')
+    abiValues.a.at(0).at(1).at(0)[1] = new Str('hello, world')
+    abiValues.a.at(0).at(1).at(0).push(new Str('test'))
+    abiValues.a.at(1).at(1)[0] = new UintN<64>(24)
+    const result = abiValues.bytes
+
+    expect(result).toEqual(Bytes(sdkResult))
+  })
+
+  it('set item in struct created from bytes', async () => {
+    const data = testData[5]
+    const nativeValues = data.nativeValues() as DeliberateAny
+    nativeValues[0] = 43
+    nativeValues[2] = 'world'
+    nativeValues[3][0][1][0][1] = 'hello, world'
+    nativeValues[3][0][1][0].push('test')
+    nativeValues[3][1][1][0] = 24
+
+    const sdkResult = getABIEncodedValue(nativeValues, data.abiTypeString, {})
+    const bytes = Bytes(getABIEncodedValue(data.nativeValues(), data.abiTypeString, {}))
+
+    const abiValues = data.create(bytes) as Swapped6
+    abiValues.b = new UintN<64>(43)
+    abiValues.d = new Str('world')
+    abiValues.a.at(0).at(1).at(0)[1] = new Str('hello, world')
+    abiValues.a.at(0).at(1).at(0).push(new Str('test'))
+    abiValues.a.at(1).at(1)[0] = new UintN<64>(24)
+    const result = abiValues.bytes
+
+    expect(result).toEqual(Bytes(sdkResult))
+  })
 })
 
 const compareARC4AndABIValue = (arc4Value: DeliberateAny, nativeValue: DeliberateAny) => {