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test(snapshot-testing): configurable member value overrides #1898

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Merged
kuhe merged 1 commit into from
Feb 26, 2026
+18 −2
Merged

test(snapshot-testing): configurable member value overrides #1898

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5 changes: 5 additions & 0 deletions .changeset/plenty-snails-obey.md
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Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
---
"@smithy/snapshot-testing": patch
---

additional member value overrides for snapshot data generator
1 change: 1 addition & 0 deletions packages/snapshot-testing/src/index.ts
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@@ -1 +1,2 @@
export { SnapshotRunner } from "./SnapshotRunner";
export { customFields } from "./structure/createFromSchema";
14 changes: 12 additions & 2 deletions packages/snapshot-testing/src/structure/createFromSchema.ts
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Expand Up @@ -14,6 +14,10 @@ export function createFromSchema(schema: $SchemaRef, path = ""): any {
const $ = NormalizedSchema.of(schema);

const memberName = $.isMemberSchema() ? $.getMemberName() : "____";
if (customFields[memberName]) {
return customFields[memberName];
}

const qualifiedName = $.getName(true) ?? "UnknownSchema!";
path += " -> " + qualifiedName + "$" + memberName;

Expand All @@ -23,7 +27,7 @@ export function createFromSchema(schema: $SchemaRef, path = ""): any {
if ($.isIdempotencyToken()) {
return "00000000-0000-4000-8000-000000000000";
}
return customFields[memberName] ?? "__" + memberName + "__";
return "__" + memberName + "__";
} else if ($.isNumericSchema()) {
return 0;
} else if ($.isBigIntegerSchema()) {
Expand Down Expand Up @@ -107,7 +111,13 @@ export function createFromSchema(schema: $SchemaRef, path = ""): any {
return "UNSUPPORTED_SCHEMA_TYPE";
}

const customFields: Record<string, string> = {
/**
* Overrides the generated values for members with matching names.
* @internal
*/
export const customFields: Record<string, string> = {
PredictEndpoint: "https://localhost",
ChecksumAlgorithm: "CRC64NVME",
AccountId: "123456789012",
OutpostId: "OutpostId",
};
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