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93 lines
2.5 KiB
Go
93 lines
2.5 KiB
Go
//go:build dnum
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package grid2
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestGrid_HasPrice_Dnum(t *testing.T) {
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t.Run("case1", func(t *testing.T) {
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upper := number(500.0)
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lower := number(100.0)
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size := number(5.0)
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grid := NewGrid(lower, upper, size, number(0.01))
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grid.CalculateArithmeticPins()
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assert.True(t, grid.HasPrice(number(500.0)), "upper price")
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assert.True(t, grid.HasPrice(number(100.0)), "lower price")
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assert.True(t, grid.HasPrice(number(200.0)), "found 200 price ok")
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assert.True(t, grid.HasPrice(number(300.0)), "found 300 price ok")
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})
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t.Run("case2", func(t *testing.T) {
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upper := number(0.9)
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lower := number(0.1)
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size := number(7.0)
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grid := NewGrid(lower, upper, size, number(0.00000001))
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grid.CalculateArithmeticPins()
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assert.Equal(t, []Pin{
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Pin(number("0.1")),
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Pin(number("0.23333333")),
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Pin(number("0.36666666")),
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Pin(number("0.50000000")),
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Pin(number("0.63333333")),
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Pin(number("0.76666666")),
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Pin(number("0.9")),
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}, grid.Pins)
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assert.False(t, grid.HasPrice(number(200.0)), "out of range")
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assert.True(t, grid.HasPrice(number(0.9)), "upper price")
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assert.True(t, grid.HasPrice(number(0.1)), "lower price")
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assert.True(t, grid.HasPrice(number(0.5)), "found 0.49999999 price ok")
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})
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t.Run("case3", func(t *testing.T) {
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upper := number(0.9)
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lower := number(0.1)
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size := number(7.0)
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grid := NewGrid(lower, upper, size, number(0.0001))
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grid.CalculateArithmeticPins()
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assert.Equal(t, []Pin{
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Pin(number(0.1)),
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Pin(number(0.2333)),
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Pin(number(0.3666)),
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Pin(number(0.5000)),
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Pin(number(0.6333)),
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Pin(number(0.7666)),
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Pin(number(0.9)),
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}, grid.Pins)
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assert.False(t, grid.HasPrice(number(200.0)), "out of range")
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assert.True(t, grid.HasPrice(number(0.9)), "upper price")
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assert.True(t, grid.HasPrice(number(0.1)), "lower price")
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assert.True(t, grid.HasPrice(number(0.5)), "found 0.5 price ok")
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assert.True(t, grid.HasPrice(number(0.2333)), "found 0.2333 price ok")
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})
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t.Run("case4", func(t *testing.T) {
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upper := number(90.0)
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lower := number(10.0)
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size := number(7.0)
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grid := NewGrid(lower, upper, size, number(0.001))
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grid.CalculateArithmeticPins()
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assert.Equal(t, []Pin{
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Pin(number("10.0")),
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Pin(number("23.333")),
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Pin(number("36.666")),
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Pin(number("50.00")),
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Pin(number("63.333")),
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Pin(number("76.666")),
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Pin(number("90.0")),
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}, grid.Pins)
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assert.False(t, grid.HasPrice(number(200.0)), "out of range")
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assert.True(t, grid.HasPrice(number("36.666")), "found 36.666 price ok")
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})
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} |