Move unit tests into time-cache

ChainSafe · Oct 21, 2022 · dc79748 · dc79748
1 parent d8d0d31
commit dc79748
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Showing 2 changed files with 24 additions and 27 deletions.
diff --git a/test/time-cache.spec.ts b/test/time-cache.spec.ts
@@ -40,4 +40,28 @@ describe('SimpleTimeCache', () => {
     expect(timeCache.has('bFirst')).to.be.false()
     expect(timeCache.has('cFirst')).to.be.false()
   })
+
+  it('Map insertion order', () => {
+    const key1 = 'key1'
+    const key2 = 'key2'
+    const key3 = 'key3'
+
+    const map = new Map<string, number>()
+    map.set(key1, Date.now())
+    map.set(key2, Date.now())
+    map.set(key3, Date.now())
+
+    expect(Array.from(map.keys())).deep.equals([key1, key2, key3], 'Map iterator order')
+
+    // Does not change key position
+    map.set(key2, Date.now())
+
+    expect(Array.from(map.keys())).deep.equals([key1, key2, key3], 'Map iterator order after re-set')
+
+    // Changes key position
+    map.delete(key2)
+    map.set(key2, Date.now())
+
+    expect(Array.from(map.keys())).deep.equals([key1, key3, key2], 'Map iterator order after delete set')
+  })
 })
diff --git a/test/timeCache.spec.ts b/test/timeCache.spec.ts