Yuriy Tseretyan
43 lines
2.2 KiB
Go
43 lines
2.2 KiB
Go
package routes
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import (
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"fmt"
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"net/http"
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"net/http/httptest"
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"testing"
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"github.com/grafana/grafana-plugin-sdk-go/backend"
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"github.com/stretchr/testify/assert"
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"github.com/grafana/grafana/pkg/tsdb/cloudwatch/mocks"
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"github.com/grafana/grafana/pkg/tsdb/cloudwatch/models"
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)
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func Test_DimensionValues_Route(t *testing.T) {
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t.Run("Calls GetDimensionValuesByDimensionFilter when a valid request is passed", func(t *testing.T) {
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mockListMetricsService := mocks.ListMetricsServiceMock{}
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mockListMetricsService.On("GetDimensionValuesByDimensionFilter").Return([]string{}, nil)
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newListMetricsService = func(pluginCtx backend.PluginContext, reqCtxFactory models.RequestContextFactoryFunc, region string) (models.ListMetricsProvider, error) {
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return &mockListMetricsService, nil
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}
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rr := httptest.NewRecorder()
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req := httptest.NewRequest("GET", `/dimension-values?region=us-east-2&dimensionKey=instanceId&namespace=AWS/EC2&metricName=CPUUtilization&dimensionFilters={"NodeID":["Shared"],"stage":["QueryCommit"]}`, nil)
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handler := http.HandlerFunc(ResourceRequestMiddleware(DimensionValuesHandler, logger, nil))
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handler.ServeHTTP(rr, req)
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})
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t.Run("returns 500 if GetDimensionValuesByDimensionFilter returns an error", func(t *testing.T) {
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mockListMetricsService := mocks.ListMetricsServiceMock{}
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mockListMetricsService.On("GetDimensionValuesByDimensionFilter").Return([]string{}, fmt.Errorf("some error"))
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newListMetricsService = func(pluginCtx backend.PluginContext, reqCtxFactory models.RequestContextFactoryFunc, region string) (models.ListMetricsProvider, error) {
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return &mockListMetricsService, nil
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}
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rr := httptest.NewRecorder()
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req := httptest.NewRequest("GET", `/dimension-values?region=us-east-2&dimensionKey=instanceId&namespace=AWS/EC2&metricName=CPUUtilization&dimensionFilters={"NodeID":["Shared"],"stage":["QueryCommit"]}`, nil)
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handler := http.HandlerFunc(ResourceRequestMiddleware(DimensionValuesHandler, logger, nil))
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handler.ServeHTTP(rr, req)
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assert.Equal(t, http.StatusInternalServerError, rr.Code)
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assert.Equal(t, `{"Message":"error in DimensionValuesHandler: some error","Error":"some error","StatusCode":500}`, rr.Body.String())
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})
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}
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