Merge pull request #568 from oasisprotocol/lw/test-date

Test formatDistanceToNow
oasisprotocol · Jun 21, 2023 · e7a1e3a · e7a1e3a
2 parents 2b4168f + 04e451b
commit e7a1e3a
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Showing 5 changed files with 69 additions and 3 deletions.
diff --git a/.changelog/568.trivial.md b/.changelog/568.trivial.md
@@ -0,0 +1 @@
+Test formatDistanceToNow
diff --git a/src/app/pages/BlockDetailPage/__tests__/BlockDetailView.test.tsx b/src/app/pages/BlockDetailPage/__tests__/BlockDetailView.test.tsx
@@ -6,7 +6,7 @@ import { suggestedParsedBlock } from '../../../utils/test-fixtures'
 describe('BlockDetailView', () => {
   beforeEach(() => {
     jest.useFakeTimers()
-    jest.setSystemTime(new Date(2023, 1, 1))
+    jest.setSystemTime(new Date('2023-01-01T01:01:01Z'))
   })
 
   afterEach(() => {
@@ -16,7 +16,7 @@ describe('BlockDetailView', () => {
   it('should display formatted values', () => {
     renderWithProviders(<BlockDetailView isLoading={false} block={suggestedParsedBlock} />)
     expect(screen.getByText('1,396,255')).toBeInTheDocument()
-    expect(screen.getByText('May 13, 2022 at 6:39 AM UTC (9 months ago)')).toBeInTheDocument()
+    expect(screen.getByText('May 13, 2022 at 6:39 AM UTC (8 months ago)')).toBeInTheDocument()
     expect(screen.getByText('4,214 bytes')).toBeInTheDocument()
   })
 })
diff --git a/src/app/pages/SearchResultsPage/__tests__/SearchResultsList.test.tsx b/src/app/pages/SearchResultsPage/__tests__/SearchResultsList.test.tsx
@@ -12,7 +12,7 @@ import { SearchResultsList } from '../SearchResultsList'
 describe('SearchResultsView', () => {
   beforeEach(() => {
     jest.useFakeTimers()
-    jest.setSystemTime(new Date(2023, 1, 1))
+    jest.setSystemTime(new Date('2023-01-01T01:01:01Z'))
   })
 
   afterEach(() => {

diff --git a/src/app/utils/__tests__/__snapshots__/formatDistanceToNow.test.ts.snap b/src/app/utils/__tests__/__snapshots__/formatDistanceToNow.test.ts.snap
@@ -0,0 +1,27 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`formatDistanceToNow should format future dates 1`] = `
+[
+  "1 min",
+  "1 min",
+  "20 mins",
+  "1 hr",
+  "1 days",
+  "1 mos",
+  "1 yr",
+  "8 mos",
+]
+`;
+
+exports[`formatDistanceToNow should format past dates 1`] = `
+[
+  "1 min",
+  "1 min",
+  "20 mins",
+  "1 hr",
+  "1 days",
+  "1 mos",
+  "1 yr",
+  "8 mos",
+]
+`;
diff --git a/src/app/utils/__tests__/formatDistanceToNow.test.ts b/src/app/utils/__tests__/formatDistanceToNow.test.ts
@@ -0,0 +1,38 @@
+import { formatDistanceToNow } from '../dateFormatter'
+
+describe('formatDistanceToNow', () => {
+  beforeEach(() => {
+    jest.useFakeTimers()
+    jest.setSystemTime(new Date('2023-01-01T01:01:01Z'))
+  })
+
+  afterEach(() => {
+    jest.useRealTimers()
+  })
+
+  it('should format future dates', () => {
+    expect([
+      formatDistanceToNow(new Date('2023-01-01T01:01:01Z')),
+      formatDistanceToNow(new Date('2023-01-01T01:01:21Z')),
+      formatDistanceToNow(new Date('2023-01-01T01:21:21Z')),
+      formatDistanceToNow(new Date('2023-01-01T02:01:01Z')),
+      formatDistanceToNow(new Date('2023-01-02T01:01:01Z')),
+      formatDistanceToNow(new Date('2023-02-01T01:01:01Z')),
+      formatDistanceToNow(new Date('2024-01-01T01:01:01Z')),
+      formatDistanceToNow(new Date('2023-08-23T12:20:56Z')),
+    ]).toMatchSnapshot()
+  })
+
+  it('should format past dates', () => {
+    expect([
+      formatDistanceToNow(new Date('2023-01-01T01:01:01Z')),
+      formatDistanceToNow(new Date('2023-01-01T01:00:41Z')),
+      formatDistanceToNow(new Date('2023-01-01T00:41:01Z')),
+      formatDistanceToNow(new Date('2023-01-01T00:01:01Z')),
+      formatDistanceToNow(new Date('2022-12-31T01:01:01Z')),
+      formatDistanceToNow(new Date('2022-12-01T01:01:01Z')),
+      formatDistanceToNow(new Date('2022-01-01T01:01:01Z')),
+      formatDistanceToNow(new Date('2022-04-23T12:20:56Z')),
+    ]).toMatchSnapshot()
+  })
+})