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fix: selector getKnownMethodData should return empty object if user has opted out for using 4Byte Resolution #27203

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Sep 17, 2024
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Original file line number Diff line number Diff line change
Expand Up @@ -34,7 +34,7 @@ describe('useFourByte', () => {
expect(result.current.params).toEqual([]);
});

it('returns undefined if resolution is turned off', () => {
it('returns empty object if resolution is turned off', () => {
const currentConfirmation = genUnapprovedContractInteractionConfirmation({
address: CONTRACT_INTERACTION_SENDER_ADDRESS,
txData: depositHexData,
Expand All @@ -54,7 +54,7 @@ describe('useFourByte', () => {
},
);

expect(result.current).toBeUndefined();
expect(result.current).toEqual({});
});

it("returns undefined if it's not known even if resolution is enabled", () => {
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Original file line number Diff line number Diff line change
Expand Up @@ -34,7 +34,7 @@ describe('useFourByte', () => {
expect(result.current.params).toEqual([]);
});

it('returns undefined if resolution is turned off', () => {
it('returns empty object if resolution is turned off', () => {
const currentConfirmation = genUnapprovedContractInteractionConfirmation({
address: CONTRACT_INTERACTION_SENDER_ADDRESS,
txData: depositHexData,
Expand All @@ -54,7 +54,7 @@ describe('useFourByte', () => {
},
);

expect(result.current).toBeUndefined();
expect(result.current).toEqual({});
});

it("returns undefined if it's not known even if resolution is enabled", () => {
Expand Down
2 changes: 1 addition & 1 deletion ui/selectors/selectors.js
Original file line number Diff line number Diff line change
Expand Up @@ -1262,7 +1262,7 @@ export function getKnownMethodData(state, data) {
const fourBytePrefix = prefixedData.slice(0, 10);
const { knownMethodData, use4ByteResolution } = state.metamask;
// If 4byte setting is off, we do not want to return the knownMethodData
return use4ByteResolution ? knownMethodData?.[fourBytePrefix] : undefined;
return use4ByteResolution ? knownMethodData?.[fourBytePrefix] ?? {} : {};
}

export function getFeatureFlags(state) {
Expand Down
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