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package oncall_test
import (
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/target/goalert/oncall"
)
func TestActiveCalculator(t *testing.T) {
var (
start = time.Date(2000, 1, 2, 3, 4, 0, 0, time.UTC)
end = time.Date(2000, 1, 2, 3, 8, 0, 0, time.UTC)
)
type result struct {
Time time.Time
Value bool
}
check := func(desc string, expected []result, setup func(*oncall.ActiveCalculator)) {
t.Helper()
t.Run(desc, func(t *testing.T) {
t.Helper()
iter := oncall.NewTimeIterator(
start,
end,
time.Minute,
).NewActiveCalculator()
if setup != nil {
setup(iter)
}
iter.Init()
var count int
for iter.Next() {
i := count
count++
if count > len(expected) {
t.Errorf("unexpected result: Value=%t, Time=%d", iter.Active(), iter.Unix())
continue
}
assert.Equalf(t, expected[i].Value, iter.Active(), "result[%d].Value", i)
assert.Equalf(t, expected[i].Time.String(), time.Unix(iter.Unix(), 0).UTC().String(), "result[%d].Time", i)
}
if count != len(expected) {
t.Errorf("got %d results; want %d", count, len(expected))
}
})
}
check("empty", []result{{Time: start}, {Time: end}}, nil)
check("simple",
[]result{
{Time: start},
{Time: time.Date(2000, 1, 2, 3, 5, 0, 0, time.UTC), Value: true},
{Time: time.Date(2000, 1, 2, 3, 7, 0, 0, time.UTC), Value: false},
{Time: end},
},
func(iter *oncall.ActiveCalculator) {
iter.SetSpan(time.Date(2000, 1, 2, 3, 5, 0, 0, time.UTC), time.Date(2000, 1, 2, 3, 7, 0, 0, time.UTC))
},
)
check("at-start",
[]result{
{Time: time.Date(2000, 1, 2, 3, 3, 0, 0, time.UTC), Value: true},
{Time: time.Date(2000, 1, 2, 3, 7, 0, 0, time.UTC)},
{Time: end},
},
func(iter *oncall.ActiveCalculator) {
iter.SetSpan(time.Date(2000, 1, 2, 3, 3, 0, 0, time.UTC), time.Date(2000, 1, 2, 3, 7, 0, 0, time.UTC))
},
)
check("multiple",
[]result{
{Time: start},
{Time: time.Date(2000, 1, 2, 3, 5, 0, 0, time.UTC), Value: true},
{Time: time.Date(2000, 1, 2, 3, 6, 0, 0, time.UTC), Value: false},
{Time: time.Date(2000, 1, 2, 3, 7, 0, 0, time.UTC), Value: true},
{Time: end},
},
func(iter *oncall.ActiveCalculator) {
iter.SetSpan(time.Date(2000, 1, 2, 3, 5, 0, 0, time.UTC), time.Date(2000, 1, 2, 3, 6, 0, 0, time.UTC))
iter.SetSpan(time.Date(2000, 1, 2, 3, 7, 0, 0, time.UTC), time.Date(2000, 1, 2, 3, 8, 0, 0, time.UTC))
},
)
check("full",
[]result{
{Value: true},
{Time: end, Value: true},
},
func(iter *oncall.ActiveCalculator) {
iter.SetSpan(time.Time{}, time.Date(9999, 1, 0, 0, 0, 0, 0, time.UTC))
},
)
t.Run("ActiveTime", func(t *testing.T) {
iter := oncall.NewTimeIterator(
time.Date(2000, 1, 2, 3, 4, 0, 0, time.UTC),
time.Date(2000, 1, 2, 3, 8, 0, 0, time.UTC),
time.Minute,
).NewActiveCalculator()
iter.SetSpan(time.Date(2000, 1, 2, 3, 1, 0, 0, time.UTC), time.Date(2000, 1, 2, 3, 6, 0, 0, time.UTC))
iter.Init()
assert.True(t, iter.Next())
assert.True(t, iter.Changed())
assert.True(t, iter.Active())
})
}
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