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fix: add more tests for metadata hook functionality #13145

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merged 1 commit into from
May 3, 2024
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fix: add more tests for metadata hook functionality #13145

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33 changes: 33 additions & 0 deletions site/src/hooks/useEmbeddedMetadata.test.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -201,6 +201,39 @@ describe(useEmbeddedMetadata.name, () => {
cleanupTags();
});

it("Will delete the original metadata node when you try deleting a metadata state value", () => {
const key = "aardvark";
const tagToDelete: MetadataKey = "user";

const cleanupTags = seedInitialMetadata(key);
const { result } = renderMetadataHook(key);

const query = `meta[${key}=${tagToDelete}]`;
let userNode = document.querySelector(query);
expect(userNode).not.toBeNull();

act(() => result.current.clearMetadataByKey(tagToDelete));
userNode = document.querySelector(query);
expect(userNode).toBeNull();

cleanupTags();
});

it("Will not notify subscribers if you try deleting a metadata value that does not exist (or has already been deleted)", () => {
const key = "giraffe";
const tagToDelete: MetadataKey = "entitlements";

const cleanupTags = seedInitialMetadata(key);
const { result } = renderMetadataHook(key);
act(() => result.current.clearMetadataByKey(tagToDelete));

const resultBeforeNoOp = result.current.metadata;
act(() => result.current.clearMetadataByKey(tagToDelete));
expect(result.current.metadata).toBe(resultBeforeNoOp);

cleanupTags();
});

// Need to guarantee this, or else we could have a good number of bugs in the
// React UI
it("Always treats metadata as immutable values during all deletions", () => {
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