68 lines
1.4 KiB
Go
68 lines
1.4 KiB
Go
package chart
|
|
|
|
import (
|
|
"testing"
|
|
|
|
"github.com/blend/go-sdk/assert"
|
|
)
|
|
|
|
func TestXAxisGetTicks(t *testing.T) {
|
|
assert := assert.New(t)
|
|
|
|
r, err := PNG(1024, 1024)
|
|
assert.Nil(err)
|
|
|
|
f, err := GetDefaultFont()
|
|
assert.Nil(err)
|
|
|
|
xa := XAxis{}
|
|
xr := &ContinuousRange{Min: 10, Max: 100, Domain: 1024}
|
|
styleDefaults := Style{
|
|
Font: f,
|
|
FontSize: 10.0,
|
|
}
|
|
vf := FloatValueFormatter
|
|
ticks := xa.GetTicks(r, xr, styleDefaults, vf)
|
|
assert.Len(ticks, 16)
|
|
}
|
|
|
|
func TestXAxisGetTicksWithUserDefaults(t *testing.T) {
|
|
assert := assert.New(t)
|
|
|
|
r, err := PNG(1024, 1024)
|
|
assert.Nil(err)
|
|
|
|
f, err := GetDefaultFont()
|
|
assert.Nil(err)
|
|
|
|
xa := XAxis{
|
|
Ticks: []Tick{{Value: 1.0, Label: "1.0"}},
|
|
}
|
|
xr := &ContinuousRange{Min: 10, Max: 100, Domain: 1024}
|
|
styleDefaults := Style{
|
|
Font: f,
|
|
FontSize: 10.0,
|
|
}
|
|
vf := FloatValueFormatter
|
|
ticks := xa.GetTicks(r, xr, styleDefaults, vf)
|
|
assert.Len(ticks, 1)
|
|
}
|
|
|
|
func TestXAxisMeasure(t *testing.T) {
|
|
assert := assert.New(t)
|
|
|
|
f, err := GetDefaultFont()
|
|
assert.Nil(err)
|
|
style := Style{
|
|
Font: f,
|
|
FontSize: 10.0,
|
|
}
|
|
r, err := PNG(100, 100)
|
|
assert.Nil(err)
|
|
ticks := []Tick{{Value: 1.0, Label: "1.0"}, {Value: 2.0, Label: "2.0"}, {Value: 3.0, Label: "3.0"}}
|
|
xa := XAxis{}
|
|
xab := xa.Measure(r, NewBox(0, 0, 100, 100), &ContinuousRange{Min: 1.0, Max: 3.0, Domain: 100}, style, ticks)
|
|
assert.Equal(122, xab.Width())
|
|
assert.Equal(21, xab.Height())
|
|
}
|