event_test.go

     1  // Copyright 2023 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package trace
     6  
     7  import "testing"
     8  
     9  func TestPanicEvent(t *testing.T) {
    10  	// Use a sync event for this because it doesn't have any extra metadata.
    11  	ev := syncEvent(nil, 0)
    12  
    13  	mustPanic(t, func() {
    14  		_ = ev.Range()
    15  	})
    16  	mustPanic(t, func() {
    17  		_ = ev.Metric()
    18  	})
    19  	mustPanic(t, func() {
    20  		_ = ev.Log()
    21  	})
    22  	mustPanic(t, func() {
    23  		_ = ev.Task()
    24  	})
    25  	mustPanic(t, func() {
    26  		_ = ev.Region()
    27  	})
    28  	mustPanic(t, func() {
    29  		_ = ev.Label()
    30  	})
    31  	mustPanic(t, func() {
    32  		_ = ev.RangeAttributes()
    33  	})
    34  }
    35  
    36  func mustPanic(t *testing.T, f func()) {
    37  	defer func() {
    38  		if r := recover(); r == nil {
    39  			t.Fatal("failed to panic")
    40  		}
    41  	}()
    42  	f()
    43  }
    44
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