/
shift_test.go
278 lines (233 loc) · 7.89 KB
/
shift_test.go
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package main
import (
"testing"
"time"
)
func TestNewShiftStartAndEnd(t *testing.T) {
loc, _ := time.LoadLocation("America/Chicago")
start := time.Date(2015, time.October, 10, 0, 0, 0, 0, loc)
end := time.Date(2015, time.October, 12, 0, 0, 0, 0, loc)
s, err := NewShift(start, end)
if err != nil {
t.Fatalf("Problem creating new shift - err should be nil")
}
if !s.Start().Equal(start) {
t.Fatalf("Shift starting time got mucked up somehow")
}
if !s.End().Equal(end) {
t.Fatalf("Shift ending time got mucked up somehow")
}
_, err = NewShift(end, start)
if err == nil {
t.Fatalf("Problem creating new shift - err should not be nil because start was before end")
}
}
func TestEqual(t *testing.T) {
loc, _ := time.LoadLocation("America/Chicago")
start := time.Date(2015, time.October, 10, 0, 0, 0, 0, loc)
end := time.Date(2015, time.October, 12, 0, 0, 0, 0, loc)
chicShift, err := NewShift(start, end)
if err != nil {
t.Fatalf("Problem creating new shift: %v", err)
}
loc, err = time.LoadLocation("America/New_York")
start = time.Date(2015, time.October, 10, 1, 0, 0, 0, loc)
end = time.Date(2015, time.October, 12, 1, 0, 0, 0, loc)
nycShift, err := NewShift(start, end)
if err != nil {
t.Fatalf("Problem creating new shift: %v", err)
}
if !chicShift.Equal(nycShift) {
t.Fatalf("Shifts should be equal even with different timezones")
}
start = time.Date(2015, time.October, 10, 2, 0, 0, 0, loc)
end = time.Date(2015, time.October, 12, 2, 0, 0, 0, loc)
nycShift, err = NewShift(start, end)
if err != nil {
t.Fatalf("Problem creating new shift: %v", err)
}
if chicShift.Equal(nycShift) {
t.Fatalf("Shifts should not equal because they represent different times")
}
}
func TestOverlaps(t *testing.T) {
loc, _ := time.LoadLocation("America/Chicago")
start := time.Date(2015, time.October, 10, 0, 0, 0, 0, loc)
end := time.Date(2015, time.October, 12, 0, 0, 0, 0, loc)
s, err := NewShift(start, end)
if err != nil {
t.Fatalf("Problem creating new shift - err should be nil")
}
// same times
start = time.Date(2015, time.October, 10, 0, 0, 0, 0, loc)
end = time.Date(2015, time.October, 12, 0, 0, 0, 0, loc)
sameShift, err := NewShift(start, end)
if err != nil {
t.Fatalf("Problem creating new shift - err should be nil")
}
if !s.Overlaps(sameShift) {
t.Fatalf("Two shifts representing the same time should overlap")
}
// butting up
start = time.Date(2015, time.October, 8, 0, 0, 0, 0, loc)
end = time.Date(2015, time.October, 10, 0, 0, 0, 0, loc)
beforeShift, err := NewShift(start, end)
if err != nil {
t.Fatalf("Problem creating new shift - err should be nil")
}
if s.Overlaps(beforeShift) {
t.Fatalf("Two shifts right next to each other should not overlap")
}
// partial overlap
start = time.Date(2015, time.October, 8, 0, 0, 0, 0, loc)
end = time.Date(2015, time.October, 11, 0, 0, 0, 0, loc)
partialShift, err := NewShift(start, end)
if err != nil {
t.Fatalf("Problem creating new shift - err should be nil")
}
if !s.Overlaps(partialShift) {
t.Fatalf("Shifts that partially overlap should overlap")
}
}
func TestWorkers(t *testing.T) {
loc, _ := time.LoadLocation("America/Chicago")
start := time.Date(2015, time.October, 10, 0, 0, 0, 0, loc)
end := time.Date(2015, time.October, 12, 0, 0, 0, 0, loc)
s, err := NewShift(start, end)
if err != nil {
t.Fatalf("Problem creating new shift - err should be nil")
}
p := NewPerson("joe")
s.SetWorker(p)
if s.Worker() != p {
t.Fatalf("Worker should be the worker...")
}
}
func TestGetWeeklyShifts(t *testing.T) {
loc, _ := time.LoadLocation("America/Chicago")
start := time.Date(2015, time.October, 11, 22, 3, 0, 0, loc)
until := time.Date(2015, time.November, 5, 14, 1, 0, 0, loc)
shifts := GetWeeklyShifts(start, until, time.Wednesday)
if len(shifts) != 5 {
t.Fatalf("Wrong number of shifts: %v", shifts)
}
expectedStrings := []string{
"Wed Oct 7 00:00:00 CDT 2015",
"Wed Oct 14 00:00:00 CDT 2015",
"Wed Oct 14 00:00:00 CDT 2015",
"Wed Oct 21 00:00:00 CDT 2015",
"Wed Oct 21 00:00:00 CDT 2015",
"Wed Oct 28 00:00:00 CDT 2015",
"Wed Oct 28 00:00:00 CDT 2015",
"Wed Nov 4 00:00:00 CST 2015",
"Wed Nov 4 00:00:00 CST 2015",
"Wed Nov 11 00:00:00 CST 2015",
}
expectedShifts := make([]*Shift, 5)
for i := 0; i < 5; i++ {
dStart, err := time.Parse(time.UnixDate, expectedStrings[2*i])
if err != nil {
t.Fatalf("error parsing date for expected")
}
dEnd, err := time.Parse(time.UnixDate, expectedStrings[2*i+1])
if err != nil {
t.Fatalf("error parsing date for expected")
}
s, err := NewShift(dStart, dEnd)
if err != nil {
t.Fatalf("Error creating shift: %v", err)
}
expectedShifts[i] = s
}
for i, s := range shifts {
if !expectedShifts[i].Equal(s) {
t.Fatalf("Output failed to match at index:%v, \nexpected:%vactual: %v", i, expectedShifts[i], s)
}
}
}
func TestGetOverlap(t *testing.T) {
var istart, iend time.Time
var i Interval
loc, _ := time.LoadLocation("America/Chicago")
i2start := time.Date(2015, time.October, 10, 0, 0, 0, 0, loc)
i2end := time.Date(2015, time.October, 13, 0, 0, 0, 0, loc)
i2 := &Interval{i2start, i2end}
istart = time.Date(2015, time.October, 5, 0, 0, 0, 0, loc)
iend = time.Date(2015, time.October, 8, 0, 0, 0, 0, loc)
i = Interval{istart, iend}
if i.GetOverlap(i2) != Before {
t.Fatalf("GetOverlap Before 1")
}
istart = time.Date(2015, time.October, 5, 0, 0, 0, 0, loc)
iend = time.Date(2015, time.October, 10, 0, 0, 0, 0, loc)
i = Interval{istart, iend}
if i.GetOverlap(i2) != Before {
t.Fatalf("GetOverlap Before 2")
}
istart = time.Date(2015, time.October, 5, 0, 0, 0, 0, loc)
iend = time.Date(2015, time.October, 11, 0, 0, 0, 0, loc)
i = Interval{istart, iend}
if i.GetOverlap(i2) != OverlapsStart {
t.Fatalf("GetOverlap OverlapsStart 3")
}
istart = time.Date(2015, time.October, 10, 0, 0, 0, 0, loc)
iend = time.Date(2015, time.October, 11, 0, 0, 0, 0, loc)
i = Interval{istart, iend}
if i.GetOverlap(i2) != Prefix {
t.Fatalf("GetOverlap Prefix 4")
}
istart = time.Date(2015, time.October, 10, 0, 0, 0, 0, loc)
iend = time.Date(2015, time.October, 14, 0, 0, 0, 0, loc)
i = Interval{istart, iend}
if i.GetOverlap(i2) != EndsLater {
t.Fatalf("GetOverlap EndsLater 5")
}
istart = time.Date(2015, time.October, 11, 0, 0, 0, 0, loc)
iend = time.Date(2015, time.October, 12, 0, 0, 0, 0, loc)
i = Interval{istart, iend}
if i.GetOverlap(i2) != Interior {
t.Fatalf("GetOverlap Interior 6")
}
istart = time.Date(2015, time.October, 10, 0, 0, 0, 0, loc)
iend = time.Date(2015, time.October, 13, 0, 0, 0, 0, loc)
i = Interval{istart, iend}
if i.GetOverlap(i2) != Same {
t.Fatalf("GetOverlap Same 7")
}
istart = time.Date(2015, time.October, 9, 0, 0, 0, 0, loc)
iend = time.Date(2015, time.October, 14, 0, 0, 0, 0, loc)
i = Interval{istart, iend}
if i.GetOverlap(i2) != Subsumes {
t.Fatalf("GetOverlap Subsumes 8")
}
istart = time.Date(2015, time.October, 9, 0, 0, 0, 0, loc)
iend = time.Date(2015, time.October, 13, 0, 0, 0, 0, loc)
i = Interval{istart, iend}
if i.GetOverlap(i2) != StartsEarlier {
t.Fatalf("GetOverlap StartsEarlier 9")
}
istart = time.Date(2015, time.October, 11, 0, 0, 0, 0, loc)
iend = time.Date(2015, time.October, 13, 0, 0, 0, 0, loc)
i = Interval{istart, iend}
if i.GetOverlap(i2) != Suffix {
t.Fatalf("GetOverlap Suffix 10")
}
istart = time.Date(2015, time.October, 11, 0, 0, 0, 0, loc)
iend = time.Date(2015, time.October, 14, 0, 0, 0, 0, loc)
i = Interval{istart, iend}
if i.GetOverlap(i2) != OverlapsEnd {
t.Fatalf("GetOverlap OverlapsEnd 11")
}
istart = time.Date(2015, time.October, 14, 0, 0, 0, 0, loc)
iend = time.Date(2015, time.October, 15, 0, 0, 0, 0, loc)
i = Interval{istart, iend}
if i.GetOverlap(i2) != After {
t.Fatalf("GetOverlap After 12")
}
istart = time.Date(2015, time.October, 13, 0, 0, 0, 0, loc)
iend = time.Date(2015, time.October, 15, 0, 0, 0, 0, loc)
i = Interval{istart, iend}
if i.GetOverlap(i2) != After {
t.Fatalf("GetOverlap After 13")
}
}