go-chart/market_hours_range_test.go

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package chart
import (
"testing"
"time"
assert "github.com/blendlabs/go-assert"
)
func TestMarketHoursRangeGetDelta(t *testing.T) {
assert := assert.New(t)
r := &MarketHoursRange{
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Min: time.Date(2016, 07, 19, 9, 30, 0, 0, Date.Eastern()),
Max: time.Date(2016, 07, 22, 16, 00, 0, 0, Date.Eastern()),
MarketOpen: NYSEOpen,
MarketClose: NYSEClose,
HolidayProvider: Date.IsNYSEHoliday,
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}
assert.NotZero(r.GetDelta())
}
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func TestMarketHoursRangeTranslate(t *testing.T) {
assert := assert.New(t)
r := &MarketHoursRange{
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Min: time.Date(2016, 07, 18, 9, 30, 0, 0, Date.Eastern()),
Max: time.Date(2016, 07, 22, 16, 00, 0, 0, Date.Eastern()),
MarketOpen: NYSEOpen,
MarketClose: NYSEClose,
HolidayProvider: Date.IsNYSEHoliday,
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Domain: 1000,
}
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weds := time.Date(2016, 07, 20, 9, 30, 0, 0, Date.Eastern())
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assert.Equal(0, r.Translate(Time.ToFloat64(r.Min)))
assert.Equal(400, r.Translate(Time.ToFloat64(weds)))
assert.Equal(1000, r.Translate(Time.ToFloat64(r.Max)))
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}
func TestMarketHoursRangeGetTicks(t *testing.T) {
assert := assert.New(t)
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r, err := PNG(1024, 1024)
assert.Nil(err)
f, err := GetDefaultFont()
assert.Nil(err)
defaults := Style{
Font: f,
FontSize: 10,
FontColor: ColorBlack,
}
ra := &MarketHoursRange{
Min: Date.On(NYSEOpen, Date.Date(2016, 07, 18, Date.Eastern())),
Max: Date.On(NYSEClose, Date.Date(2016, 07, 22, Date.Eastern())),
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MarketOpen: NYSEOpen,
MarketClose: NYSEClose,
HolidayProvider: Date.IsNYSEHoliday,
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Domain: 1024,
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}
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ticks := ra.GetTicks(r, defaults, TimeValueFormatter)
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assert.NotEmpty(ticks)
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assert.Len(ticks, 5)
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assert.NotEqual(Time.ToFloat64(ra.Min), ticks[0].Value)
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assert.NotEmpty(ticks[0].Label)
}