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fix(e2e): add default mock for single-token metadata API endpoint #28146

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fix(e2e): add default mock for single-token metadata API endpoint #28146

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9cd73e2
fix(e2e): add default mock for single-token metadata API endpoint
dylanbutler1 Mar 31, 2026
7de9316
Merge branch 'main' into fix/default-mock-single-token-metadata
dylanbutler1 Apr 1, 2026
aa272f5
fix(e2e): correct misspelled `occurences` to `occurrences` in mock re…
dylanbutler1 Apr 1, 2026
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21 changes: 21 additions & 0 deletions tests/api-mocking/mock-responses/defaults/token-apis.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,14 @@ import { TOKEN_API_TOKENS_RESPONSE } from '../token-api-responses.ts';
const tokenListRegex =
/^https:\/\/token\.api\.cx\.metamask\.io\/tokens\/\d+\?.*$/;

// Single-token metadata: /token/{chainId}?address=0x...
// The controller fetches this for any token the app encounters (swap quotes,
// bridge destinations, etc.). Without a default mock every test that triggers
// the request must add its own — and missing ones cause validateLiveRequests
// failures. Return a minimal valid response so tests don't break.
const singleTokenMetadataRegex =
/^https:\/\/token\.api\.cx\.metamask\.io\/token\/\d+\?address=0x[a-fA-F0-9]+/;

const tokenAssetsRegex =
/^https:\/\/token\.api\.cx\.metamask\.io\/assets\?assetIds=.*&includeTokenSecurityData=true$/;

Expand All @@ -24,6 +32,19 @@ export const TOKEN_API_MOCKS: MockEventsObject = {
responseCode: 200,
response: TOKEN_API_TOKENS_RESPONSE,
},
{
urlEndpoint: singleTokenMetadataRegex,
responseCode: 200,
response: {
address: '0x0000000000000000000000000000000000000000',
symbol: 'TOKEN',
decimals: 18,
occurrences: 1,
aggregators: [],
name: 'Mock Token',
iconUrl: '',
},
},
{
urlEndpoint: tokenAssetsRegex,
responseCode: 200,
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