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kubaceg
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Nov 5, 2024
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commit fcd77e1
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,24 @@ | ||
| package filters | ||
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| import "errors" | ||
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| const maxDailyGenerationDiff = 10000 | ||
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| type DailyGenerationFilter struct { | ||
| lastDailyGenerationValue int | ||
| } | ||
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| func NewDailyGenerationFilter() *DailyGenerationFilter { | ||
| return &DailyGenerationFilter{} | ||
| } | ||
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| func (d *DailyGenerationFilter) Filter(data map[string]interface{}) (map[string]interface{}, error) { | ||
| if d.lastDailyGenerationValue > 0 && | ||
| data["PV_Generation_Today"].(int)-d.lastDailyGenerationValue > maxDailyGenerationDiff { | ||
| return nil, errors.New("PV generation today diff is too high, skipping") | ||
| } | ||
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| d.lastDailyGenerationValue = data["PV_Generation_Today"].(int) | ||
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| return data, nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,65 @@ | ||
| package filters | ||
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| import ( | ||
| "errors" | ||
| "testing" | ||
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| "github.com/stretchr/testify/assert" | ||
| ) | ||
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| func TestFilterCases(t *testing.T) { | ||
| tests := []struct { | ||
| name string | ||
| lastDailyGenerationValue int | ||
| data map[string]interface{} | ||
| expectedResult map[string]interface{} | ||
| expectedError error | ||
| }{ | ||
| { | ||
| name: "ValidData", | ||
| lastDailyGenerationValue: 0, | ||
| data: map[string]interface{}{"PV_Generation_Today": 5000}, | ||
| expectedResult: map[string]interface{}{"PV_Generation_Today": 5000}, | ||
| expectedError: nil, | ||
| }, | ||
| { | ||
| name: "DiffTooHigh", | ||
| lastDailyGenerationValue: 9000, | ||
| data: map[string]interface{}{"PV_Generation_Today": 20000}, | ||
| expectedResult: nil, | ||
| expectedError: errors.New("PV generation today diff is too high, skipping"), | ||
| }, | ||
| { | ||
| name: "FirstDataPoint", | ||
| lastDailyGenerationValue: 0, | ||
| data: map[string]interface{}{"PV_Generation_Today": 15000}, | ||
| expectedResult: map[string]interface{}{"PV_Generation_Today": 15000}, | ||
| expectedError: nil, | ||
| }, | ||
| { | ||
| name: "ExactMaxDiff", | ||
| lastDailyGenerationValue: 10000, | ||
| data: map[string]interface{}{"PV_Generation_Today": 20000}, | ||
| expectedResult: map[string]interface{}{"PV_Generation_Today": 20000}, | ||
| expectedError: nil, | ||
| }, | ||
| } | ||
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| for _, tt := range tests { | ||
| t.Run(tt.name, func(t *testing.T) { | ||
| filter := NewDailyGenerationFilter() | ||
| filter.lastDailyGenerationValue = tt.lastDailyGenerationValue | ||
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| result, err := filter.Filter(tt.data) | ||
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| if tt.expectedError != nil { | ||
| assert.Error(t, err) | ||
| assert.Equal(t, tt.expectedError.Error(), err.Error()) | ||
| } else { | ||
| assert.NoError(t, err) | ||
| } | ||
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| assert.Equal(t, tt.expectedResult, result) | ||
| }) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,5 @@ | ||
| package ports | ||
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| type Filter interface { | ||
| Filter(map[string]interface{}) (map[string]interface{}, error) | ||
| } |