mirror of
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4084b727c0
* move mattes migrations to migratex * changes format of migrations to migratex format * updates test runner to use new interface (double checked this with printlns, the tests go fully down and then up, and work on pg/mysql) * remove mattes/migrate * update tests from deps * update readme * fix other file extensions
72 lines
2.8 KiB
Go
72 lines
2.8 KiB
Go
// Copyright 2017, OpenCensus Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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package ocgrpc
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import (
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"reflect"
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"runtime"
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"testing"
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"go.opencensus.io/stats/view"
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)
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func TestViewsAggregationsConform(t *testing.T) {
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// See Issue https://github.com/census-instrumentation/opencensus-go/issues/210.
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// This test ensures that the types of our Views match up with those
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// from the Java reference at
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// https://github.com/census-instrumentation/opencensus-java/blob/2b464864e3dd3f80e8e4c9dc72fccc225444a939/contrib/grpc_metrics/src/main/java/io/opencensus/contrib/grpc/metrics/RpcViewConstants.java#L113-L658
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// Add any other defined views to be type checked during tests to ensure we don't regress.
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assertTypeOf := func(v *view.View, wantSample view.Aggregation) {
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aggregation := v.Aggregation
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gotValue := reflect.ValueOf(aggregation)
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wantValue := reflect.ValueOf(wantSample)
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if gotValue.Type() != wantValue.Type() {
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_, _, line, _ := runtime.Caller(1)
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t.Errorf("Item on line: %d got %T want %T", line, aggregation, wantSample)
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}
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}
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assertTypeOf(ClientErrorCountView, view.MeanAggregation{})
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assertTypeOf(ClientRoundTripLatencyView, view.DistributionAggregation{})
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assertTypeOf(ClientRequestBytesView, view.DistributionAggregation{})
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assertTypeOf(ClientResponseBytesView, view.DistributionAggregation{})
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assertTypeOf(ClientRequestCountView, view.DistributionAggregation{})
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assertTypeOf(ClientResponseCountView, view.DistributionAggregation{})
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}
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func TestStrictViewNames(t *testing.T) {
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alreadySeen := make(map[string]int)
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assertName := func(v *view.View, want string) {
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_, _, line, _ := runtime.Caller(1)
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if prevLine, ok := alreadySeen[v.Name]; ok {
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t.Errorf("Item's Name on line %d was already used on line %d", line, prevLine)
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return
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}
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if got := v.Name; got != want {
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t.Errorf("Item on line: %d got %q want %q", line, got, want)
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}
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alreadySeen[v.Name] = line
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}
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assertName(ClientErrorCountView, "grpc.io/client/error_count")
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assertName(ClientRoundTripLatencyView, "grpc.io/client/roundtrip_latency")
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assertName(ClientRequestBytesView, "grpc.io/client/request_bytes")
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assertName(ClientResponseBytesView, "grpc.io/client/response_bytes")
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assertName(ClientRequestCountView, "grpc.io/client/request_count")
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assertName(ClientResponseCountView, "grpc.io/client/response_count")
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}
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