From 38acabfa6089ab8ac469c12b5f55022fb96935e5 Mon Sep 17 00:00:00 2001
From: Sebastian <sebasjm@gmail.com>
Date: Mon, 23 Aug 2021 16:46:06 -0300
Subject: added web vendors

---
 date-fns/src/differenceInCalendarQuarters/test.ts | 104 ++++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 date-fns/src/differenceInCalendarQuarters/test.ts

(limited to 'date-fns/src/differenceInCalendarQuarters/test.ts')

diff --git a/date-fns/src/differenceInCalendarQuarters/test.ts b/date-fns/src/differenceInCalendarQuarters/test.ts
new file mode 100644
index 0000000..f889687
--- /dev/null
+++ b/date-fns/src/differenceInCalendarQuarters/test.ts
@@ -0,0 +1,104 @@
+/* eslint-env mocha */
+
+import assert from 'power-assert'
+import differenceInCalendarQuarters from '.'
+
+describe('differenceInCalendarQuarters', function () {
+  it('returns the number of calendar quarters between the given dates', function () {
+    const result = differenceInCalendarQuarters(
+      new Date(2012, 6 /* Jul */, 2, 18, 0),
+      new Date(2011, 6 /* Jul */, 2, 6, 0)
+    )
+    assert(result === 4)
+  })
+
+  it('returns a negative number if the time value of the first date is smaller', function () {
+    const result = differenceInCalendarQuarters(
+      new Date(2011, 6 /* Jul */, 2, 6, 0),
+      new Date(2012, 6 /* Jul */, 2, 18, 0)
+    )
+    assert(result === -4)
+  })
+
+  it('accepts timestamps', function () {
+    const result = differenceInCalendarQuarters(
+      new Date(2014, 9 /* Oct */, 2).getTime(),
+      new Date(2010, 6 /* Jul */, 2).getTime()
+    )
+    assert(result === 17)
+  })
+
+  describe('edge cases', function () {
+    it('the difference is less than a quarter, but the given dates are in different calendar quarters', function () {
+      const result = differenceInCalendarQuarters(
+        new Date(2014, 6 /* Jul */, 1),
+        new Date(2014, 5 /* Jun */, 30)
+      )
+      assert(result === 1)
+    })
+
+    it('the same for the swapped dates', function () {
+      const result = differenceInCalendarQuarters(
+        new Date(2014, 5 /* Jun */, 30),
+        new Date(2014, 6 /* Jul */, 1)
+      )
+      assert(result === -1)
+    })
+
+    it('the days of months of the given dates are the same', function () {
+      const result = differenceInCalendarQuarters(
+        new Date(2014, 3 /* Apr */, 6),
+        new Date(2014, 0 /* Jan */, 6)
+      )
+      assert(result === 1)
+    })
+
+    it('the given dates are the same', function () {
+      const result = differenceInCalendarQuarters(
+        new Date(2014, 8 /* Sep */, 5, 0, 0),
+        new Date(2014, 8 /* Sep */, 5, 0, 0)
+      )
+      assert(result === 0)
+    })
+
+    it('does not return -0 when the given dates are the same', () => {
+      function isNegativeZero(x: number): boolean {
+        return x === 0 && 1 / x < 0
+      }
+
+      const result = differenceInCalendarQuarters(
+        new Date(2014, 8 /* Sep */, 5, 0, 0),
+        new Date(2014, 8 /* Sep */, 5, 0, 0)
+      )
+
+      const resultIsNegative = isNegativeZero(result)
+      assert(resultIsNegative === false)
+    })
+  })
+
+  it('returns NaN if the first date is `Invalid Date`', function () {
+    const result = differenceInCalendarQuarters(
+      new Date(NaN),
+      new Date(2017, 0 /* Jan */, 1)
+    )
+    assert(isNaN(result))
+  })
+
+  it('returns NaN if the second date is `Invalid Date`', function () {
+    const result = differenceInCalendarQuarters(
+      new Date(2017, 0 /* Jan */, 1),
+      new Date(NaN)
+    )
+    assert(isNaN(result))
+  })
+
+  it('returns NaN if the both dates are `Invalid Date`', function () {
+    const result = differenceInCalendarQuarters(new Date(NaN), new Date(NaN))
+    assert(isNaN(result))
+  })
+
+  it('throws TypeError exception if passed less than 2 arguments', function () {
+    assert.throws(differenceInCalendarQuarters.bind(null), TypeError)
+    assert.throws(differenceInCalendarQuarters.bind(null, 1), TypeError)
+  })
+})
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