81 lines
2.5 KiB
Go
81 lines
2.5 KiB
Go
package tracing
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import (
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"context"
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"net/http"
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"net/http/httptest"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/traefik/traefik/v3/pkg/tracing"
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"go.opentelemetry.io/otel/attribute"
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)
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func TestEntryPointMiddleware(t *testing.T) {
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type expected struct {
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name string
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attributes []attribute.KeyValue
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}
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testCases := []struct {
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desc string
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entryPoint string
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expected expected
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}{
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{
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desc: "basic test",
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entryPoint: "test",
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expected: expected{
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name: "EntryPoint",
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attributes: []attribute.KeyValue{
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attribute.String("span.kind", "server"),
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attribute.String("entry_point", "test"),
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attribute.String("http.request.method", "GET"),
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attribute.String("network.protocol.version", "1.1"),
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attribute.Int64("http.request.body.size", int64(0)),
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attribute.String("url.path", "/search"),
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attribute.String("url.query", "q=Opentelemetry"),
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attribute.String("url.scheme", "http"),
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attribute.String("user_agent.original", "entrypoint-test"),
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attribute.String("server.address", "www.test.com"),
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attribute.String("network.peer.address", "10.0.0.1"),
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attribute.String("network.peer.port", "1234"),
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attribute.String("client.address", "10.0.0.1"),
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attribute.Int64("client.port", int64(1234)),
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attribute.String("client.socket.address", ""),
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attribute.StringSlice("http.request.header.x-foo", []string{"foo", "bar"}),
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attribute.Int64("http.response.status_code", int64(404)),
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attribute.StringSlice("http.response.header.x-bar", []string{"foo", "bar"}),
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},
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},
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},
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}
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for _, test := range testCases {
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t.Run(test.desc, func(t *testing.T) {
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req := httptest.NewRequest(http.MethodGet, "http://www.test.com/search?q=Opentelemetry", nil)
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rw := httptest.NewRecorder()
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req.RemoteAddr = "10.0.0.1:1234"
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req.Header.Set("User-Agent", "entrypoint-test")
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req.Header.Set("X-Forwarded-Proto", "http")
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req.Header.Set("X-Foo", "foo")
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req.Header.Add("X-Foo", "bar")
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next := http.HandlerFunc(func(rw http.ResponseWriter, _ *http.Request) {
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rw.Header().Set("X-Bar", "foo")
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rw.Header().Add("X-Bar", "bar")
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rw.WriteHeader(http.StatusNotFound)
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})
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mockTracer := &mockTracer{}
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handler := newEntryPoint(context.Background(), tracing.NewTracer(mockTracer, []string{"X-Foo"}, []string{"X-Bar"}), test.entryPoint, next)
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handler.ServeHTTP(rw, req)
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for _, span := range mockTracer.spans {
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assert.Equal(t, test.expected.name, span.name)
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assert.Equal(t, test.expected.attributes, span.attributes)
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}
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})
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}
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}
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