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- // Copyright 2020 gorse Project Authors
- //
- // Licensed under the Apache License, Version 2.0 (the "License");
- // you may not use this file except in compliance with the License.
- // You may obtain a copy of the License at
- //
- // http://www.apache.org/licenses/LICENSE-2.0
- //
- // Unless required by applicable law or agreed to in writing, software
- // distributed under the License is distributed on an "AS IS" BASIS,
- // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- // See the License for the specific language governing permissions and
- // limitations under the License.
- package model
- import (
- "testing"
- "github.com/stretchr/testify/assert"
- )
- func TestParams_Copy(t *testing.T) {
- // Create parameters
- a := Params{
- NFactors: 1,
- Lr: 0.1,
- RandomState: 0,
- }
- // Create copy
- b := a.Copy()
- b[NFactors] = 2
- b[Lr] = 0.2
- b[RandomState] = 1
- // Check original parameters
- assert.Equal(t, 1, a.GetInt(NFactors, -1))
- assert.Equal(t, float32(0.1), a.GetFloat32(Lr, -0.1))
- assert.Equal(t, int64(0), a.GetInt64(RandomState, -1))
- // Check copy parameters
- assert.Equal(t, 2, b.GetInt(NFactors, -1))
- assert.Equal(t, float32(0.2), b.GetFloat32(Lr, -0.1))
- assert.Equal(t, int64(1), b.GetInt64(RandomState, -1))
- }
- func TestParams_GetFloat32(t *testing.T) {
- p := Params{}
- // Empty case
- assert.Equal(t, float32(0.1), p.GetFloat32(Lr, 0.1))
- // Normal case
- p[Lr] = float32(1.0)
- assert.Equal(t, float32(1.0), p.GetFloat32(Lr, 0.1))
- // Convertible case
- p[Lr] = 2.0
- assert.Equal(t, float32(2.0), p.GetFloat32(Lr, 0.1))
- p[Lr] = int(3)
- assert.Equal(t, float32(3.0), p.GetFloat32(Lr, 0.1))
- // Wrong type case
- p[Lr] = 1
- assert.Equal(t, float32(1.0), p.GetFloat32(Lr, 0.1))
- p[Lr] = "hello"
- assert.Equal(t, float32(0.1), p.GetFloat32(Lr, 0.1))
- }
- func TestParams_GetBool(t *testing.T) {
- p := Params{}
- // Empty case
- assert.True(t, p.GetBool(UseFeature, true))
- // Normal case
- p[UseFeature] = false
- assert.False(t, p.GetBool(UseFeature, true))
- // Wrong type case
- p[UseFeature] = 1
- assert.True(t, p.GetBool(UseFeature, true))
- }
- func TestParams_GetInt(t *testing.T) {
- p := Params{}
- // Empty case
- assert.Equal(t, -1, p.GetInt(NFactors, -1))
- // Normal case
- p[NFactors] = 0
- assert.Equal(t, 0, p.GetInt(NFactors, -1))
- // Wrong type case
- p[NFactors] = "hello"
- assert.Equal(t, -1, p.GetInt(NFactors, -1))
- }
- func TestParams_GetInt64(t *testing.T) {
- p := Params{}
- // Empty case
- assert.Equal(t, int64(-1), p.GetInt64(RandomState, -1))
- // Normal case
- p[RandomState] = int64(0)
- assert.Equal(t, int64(0), p.GetInt64(RandomState, -1))
- // Wrong type case
- p[RandomState] = 0
- assert.Equal(t, int64(0), p.GetInt64(RandomState, -1))
- p[RandomState] = "hello"
- assert.Equal(t, int64(-1), p.GetInt64(RandomState, -1))
- }
- func TestParams_GetString(t *testing.T) {
- p := Params{}
- // Empty case
- assert.Equal(t, "xyz", p.GetString(Similarity, "xyz"))
- // Normal case
- p[Similarity] = "abc"
- assert.Equal(t, "abc", p.GetString(Similarity, "abc"))
- }
- func TestParams_GetIntSlice(t *testing.T) {
- p := Params{}
- // Empty case
- assert.Equal(t, []int{1, 2, 3}, p.GetIntSlice(HiddenLayers, []int{1, 2, 3}))
- // Normal case
- p[HiddenLayers] = []int{4, 5, 6}
- assert.Equal(t, []int{4, 5, 6}, p.GetIntSlice(HiddenLayers, []int{1, 2, 3}))
- // Wrong type case
- p[HiddenLayers] = []string{"hello"}
- assert.Equal(t, []int{1, 2, 3}, p.GetIntSlice(HiddenLayers, []int{1, 2, 3}))
- }
- func TestParams_Overwrite(t *testing.T) {
- a := Params{
- NFactors: 10,
- Lr: 0.5,
- }
- b := Params{
- NEpochs: 100,
- NFactors: 20,
- }
- c := a.Overwrite(b)
- assert.Equal(t, 20, c[NFactors])
- assert.Equal(t, 0.5, c[Lr])
- assert.Equal(t, 100, c[NEpochs])
- }
- func TestParamsGrid(t *testing.T) {
- grid := ParamsGrid{}
- grid["a"] = []interface{}{0, 1}
- defaultGrid := ParamsGrid{}
- defaultGrid["a"] = []interface{}{2, 3}
- defaultGrid["b"] = []interface{}{4, 5}
- assert.Equal(t, 1, grid.Len())
- grid.Fill(defaultGrid)
- assert.Equal(t, []interface{}{0, 1}, grid["a"])
- assert.Equal(t, []interface{}{4, 5}, grid["b"])
- assert.Equal(t, 4, grid.NumCombinations())
- }
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