Get cycle day number for several happy paths

2018-06-04 13:12:14 +02:00
parent 6d37d4517e
commit 3b2beabb9e
3 changed files with 182 additions and 5 deletions
@@ -0,0 +1,136 @@
+import { expect } from 'chai'
+import moment from 'moment'
+
+import getCycleDayNumber from '../get-cycle-day-number'
+
+describe('getCycleDay returns the cycle day', () => {
+  it('if the last data entered is a bleeding day', function () {
+    const cycleDays = [{
+      date: moment([2018, 5, 2])
+    }, {
+      date: moment([2018, 5, 3]),
+      bleeding: {
+        value: 2
+      }
+    }, {
+      date: moment([2018, 5, 4])
+    }, {
+      date: moment([2018, 5, 9]),
+      bleeding: {
+        value: 2
+      }
+    }, {
+      date: moment([2018, 5, 10]),
+      bleeding: {
+        value: 2
+      }
+    }]
+    const targetDate = moment([2018, 5, 17])
+    const result = getCycleDayNumber(cycleDays, targetDate)
+    expect(result).to.eql(9)
+  })
+
+  it('if the last data entered is a non-bleeding day', function () {
+    const cycleDays = [{
+      date: moment([2018, 5, 2])
+    }, {
+      date: moment([2018, 5, 3]),
+      bleeding: {
+        value: 2
+      }
+    }, {
+      date: moment([2018, 5, 4])
+    }, {
+      date: moment([2018, 5, 9]),
+      bleeding: {
+        value: 2
+      }
+    }, {
+      date: moment([2018, 5, 10]),
+      bleeding: {
+        value: 2
+      }
+    }, {
+      date: moment([2018, 5, 13])
+    }, {
+      date: moment([2018, 5, 14])
+    }]
+
+    const targetDate = moment([2018, 5, 17])
+    const result = getCycleDayNumber(cycleDays, targetDate)
+    expect(result).to.eql(9)
+  })
+
+  it('works if the cycle days are not sorted by date', function () {
+    const cycleDays = [{
+      date: moment([2018, 5, 13]),
+      bleeding: {
+        value: 2
+      }
+    }, {
+      date: moment([2018, 5, 9]),
+      bleeding: {
+        value: 2
+      }
+    }, {
+      date: moment([2018, 5, 3]),
+      bleeding: {
+        value: 2
+      }
+    }, {
+      date: moment([2018, 5, 4])
+    }, {
+      date: moment([2018, 5, 10]),
+      bleeding: {
+        value: 2
+      }
+    }, {
+      date: moment([2018, 5, 2])
+    }]
+
+    const targetDate = moment([2018, 5, 17])
+    const result = getCycleDayNumber(cycleDays, targetDate)
+    expect(result).to.eql(9)
+  })
+
+  it('if there are only bleeding days', function () {
+    const cycleDays = [{
+      date: moment([2018, 5, 9]),
+      bleeding: {
+        value: 2
+      }
+    }, {
+      date: moment([2018, 5, 10]),
+      bleeding: {
+        value: 2
+      }
+    }]
+    const targetDate = moment([2018, 5, 17])
+    const result = getCycleDayNumber(cycleDays, targetDate)
+    expect(result).to.eql(9)
+  })
+})
+
+describe('getCycleDay returns undefined', () => {
+  it('if there are no bleeding days', function () {
+    const cycleDays = [{
+      date: moment([2018, 5, 2])
+    }, {
+      date: moment([2018, 5, 4])
+    }, {
+      date: moment([2018, 5, 9]),
+    }, {
+      date: moment([2018, 5, 10]),
+    }]
+    const targetDate = moment([2018, 5, 17])
+    const result = getCycleDayNumber(cycleDays, targetDate)
+    expect(result).to.be.undefined
+  })
+
+  it('if there are no cycle days', function () {
+    const cycleDays = []
+    const targetDate = moment([2018, 5, 17])
+    const result = getCycleDayNumber(cycleDays, targetDate)
+    expect(result).to.be.undefined
+  })
+})