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package dstream
import "testing"
func TestReplaceColumn1(t *testing.T) {
x := [][]interface{}{
{
[]float64{5, 8, 1},
[]float64{2, 1, 3, 1},
},
{
[]float64{5, 8, 1},
[]float64{2, 1, 3, 1},
},
{
[]float64{2, 3, 4},
[]float64{1, 2, 1, 1},
},
}
da := NewFromArrays(x, []string{"x0", "x1", "x2"})
v := []float64{2, 3, 4, 5, 6, 7, 8}
dx := ReplaceColumn(da, "x2", v)
x[2] = []interface{}{
[]float64{2, 3, 4},
[]float64{5, 6, 7, 8},
}
db := NewFromArrays(x, []string{"x0", "x1", "x2"})
for j := 0; j < 2; j++ {
if !EqualReport(dx, db, true) {
t.Fail()
}
dx = MemCopy(dx, true)
}
}
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