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82 lines
2.3 KiB
Go
82 lines
2.3 KiB
Go
package linear_models
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import (
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"github.com/sjwhitworth/golearn/base"
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//"github.com/sjwhitworth/golearn/filters"
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. "github.com/smartystreets/goconvey/convey"
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"testing"
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//"reflect"
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//"fmt"
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)
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func TestLinearSVC(t *testing.T) {
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Convey("Doing a LinearSVC test", t, func() {
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var SVC *LinearSVC
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var err error
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Convey("Test NewLinearSVC", func() {
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_, err = NewLinearSVC("l1", "l1", false, 1.0, -1e6)
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So(err, ShouldNotBeNil)
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_, err = NewLinearSVC("l0", "l1", false, 1.0, -1e6)
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So(err, ShouldNotBeNil)
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_, err = NewLinearSVC("l1", "l0", false, 1.0, -1e6)
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So(err, ShouldNotBeNil)
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_, err = NewLinearSVC("l1", "l2", false, 1.0, -1e6)
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So(err, ShouldNotBeNil)
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SVC, err = NewLinearSVC("l1", "l2", true, 1.0, -1e6)
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So(SVC, ShouldNotBeNil)
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So(err, ShouldBeNil)
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_, err = NewLinearSVC("l2", "l2", false, 1.0, -1e6)
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So(err, ShouldBeNil)
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_, err = NewLinearSVC("l2", "l2", true, 1.0, -1e6)
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So(err, ShouldBeNil)
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_, err = NewLinearSVC("l2", "l1", false, 1.0, -1e6)
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So(err, ShouldBeNil)
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_, err = NewLinearSVC("l2", "l1", true, 1.0, -1e6)
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So(err, ShouldNotBeNil)
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So(func() { SVC.GetMetadata() }, ShouldNotPanic)
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params := &LinearSVCParams{0, []float64{0.0}, 1.0, -1e6, false, false}
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params = params.Copy()
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So(params, ShouldNotBeNil)
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var model *Model
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Convey("model testing", func() {
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g := [][]float64{{1, 2}, {1, 2}, {1, 2}}
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v := []float64{1, 2}
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var bias float64
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problem := NewProblem(g[:], v[:], bias)
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param := NewParameter(0, 1.0, -1e6)
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model = Train(problem, param)
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So(model, ShouldNotBeNil)
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err = Export(model, "tmp")
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So(err, ShouldBeNil)
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err = Load(model, "tmp")
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So(err, ShouldBeNil)
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SVC.model = model
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err = SVC.Save("tmp")
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So(err, ShouldBeNil)
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err = SVC.Load("tmp")
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So(err, ShouldBeNil)
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inst, err := base.ParseCSVToInstances("../examples/datasets/iris_headers.csv", true)
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So(err, ShouldBeNil)
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inst.RemoveClassAttribute(inst.AllAttributes()[4])
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inst.AddClassAttribute(inst.AllAttributes()[1])
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err = SVC.Fit(inst)
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So(err, ShouldBeNil)
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SVC.Param.WeightClassesAutomatically = true
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err = SVC.Fit(inst)
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So(err, ShouldBeNil)
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})
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s := SVC.String()
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So(s, ShouldEqual, "LogisticSVC")
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})
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//err = SVC.Save("tmp")
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//var problem *Problem
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//var param *Parameter
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})
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}
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