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// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
package zpages
import (
"html/template"
"testing"
"github.com/stretchr/testify/assert"
"go.opentelemetry.io/otel/trace"
)
func TestSpanRowFormatter(t *testing.T) {
for _, tt := range []struct {
name string
row spanRow
expectedTemplate template.HTML
}{
{
name: "with an invalid span context",
row: spanRow{
SpanContext: trace.NewSpanContext(trace.SpanContextConfig{}),
},
expectedTemplate: "",
},
{
name: "with a valid span context",
row: spanRow{
SpanContext: trace.NewSpanContext(trace.SpanContextConfig{
TraceID: trace.TraceID{2, 3, 4, 5, 6, 7, 8, 9, 2, 3, 4, 5, 6, 7, 8, 9},
SpanID: trace.SpanID{1, 2, 3, 4, 5, 6, 7, 8},
}),
},
expectedTemplate: "trace_id: <b style=\"color:black\">02030405060708090203040506070809</b> span_id: 0102030405060708",
},
{
name: "with a valid parent span context",
row: spanRow{
SpanContext: trace.NewSpanContext(trace.SpanContextConfig{
TraceID: trace.TraceID{2, 3, 4, 5, 6, 7, 8, 9, 2, 3, 4, 5, 6, 7, 8, 9},
SpanID: trace.SpanID{1, 2, 3, 4, 5, 6, 7, 8},
}),
ParentSpanContext: trace.NewSpanContext(trace.SpanContextConfig{
TraceID: trace.TraceID{10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25},
SpanID: trace.SpanID{10, 11, 12, 13, 14, 15, 16, 18},
}),
},
expectedTemplate: "trace_id: <b style=\"color:black\">02030405060708090203040506070809</b> span_id: 0102030405060708 parent_span_id: 0a0b0c0d0e0f1012",
},
} {
t.Run(tt.name, func(t *testing.T) {
r := spanRowFormatter(tt.row)
assert.Equal(t, tt.expectedTemplate, r)
})
}
}
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