knative.dev/pkg@v0.0.0-20260602142205-ac97e43f6622/reconciler/events_test.go (about)

     1  /*
     2  Copyright 2020 The Knative Authors
     3  
     4  Licensed under the Apache License, Veroute.on 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package reconciler
    18  
    19  import (
    20  	"errors"
    21  	"io"
    22  	"net"
    23  	"testing"
    24  
    25  	"github.com/google/go-cmp/cmp"
    26  	corev1 "k8s.io/api/core/v1"
    27  )
    28  
    29  const (
    30  	exampleStatusFailed = "ExampleStatusFailed"
    31  )
    32  
    33  func TestNil_Is(t *testing.T) {
    34  	var err error
    35  	if EventIs(err, NewEvent(corev1.EventTypeWarning, exampleStatusFailed, "")) {
    36  		t.Error("Did not expect error to be a ReconcilerEvent")
    37  	}
    38  }
    39  
    40  func TestError_Is(t *testing.T) {
    41  	err := errors.New("some other error")
    42  	if EventIs(err, NewEvent(corev1.EventTypeWarning, exampleStatusFailed, "")) {
    43  		t.Error("Did not expect error to be a ReconcilerEvent")
    44  	}
    45  }
    46  
    47  func TestNew_Is(t *testing.T) {
    48  	err := NewEvent(corev1.EventTypeWarning, exampleStatusFailed, "this is an example error, %s", "yep")
    49  	if !EventIs(err, NewEvent(corev1.EventTypeWarning, exampleStatusFailed, "")) {
    50  		t.Error("Expected error to be a [Warn, ExampleStatusFailed]")
    51  	}
    52  }
    53  
    54  func TestNewOtherType_Is(t *testing.T) {
    55  	err := NewEvent(corev1.EventTypeNormal, exampleStatusFailed, "this is an example error, %s", "yep")
    56  	if EventIs(err, NewEvent(corev1.EventTypeWarning, exampleStatusFailed, "")) {
    57  		t.Error("Expected error to be a [Normal, ExampleStatusFailed], filtered by eventtype failed")
    58  	}
    59  }
    60  
    61  func TestNewWrappedErrors_Is(t *testing.T) {
    62  	err := NewEvent(corev1.EventTypeNormal, exampleStatusFailed, "this is a wrapped error, %w", io.ErrUnexpectedEOF)
    63  	if !EventIs(err, io.ErrUnexpectedEOF) {
    64  		t.Error("Event expected to be a wrapped ErrUnexpectedEOF but was not")
    65  	}
    66  }
    67  
    68  func TestNewOtherReason_Is(t *testing.T) {
    69  	err := NewEvent(corev1.EventTypeWarning, "otherReason", "this is an example error, %s", "yep")
    70  	if EventIs(err, NewEvent(corev1.EventTypeWarning, exampleStatusFailed, "")) {
    71  		t.Error("Did not expect event to be [Warn, ExampleStatusFailed]")
    72  	}
    73  }
    74  
    75  func TestNew_As(t *testing.T) {
    76  	err := NewEvent(corev1.EventTypeWarning, exampleStatusFailed, "this is an example error, %s", "yep")
    77  
    78  	var event *ReconcilerEvent
    79  	if !EventAs(err, &event) {
    80  		t.Errorf("Expected error to be a ReconcilerEvent, is not")
    81  	}
    82  
    83  	if event.EventType != "Warning" {
    84  		t.Error("Mismatched EventType, expected Warning, got", event.EventType)
    85  	}
    86  	if event.Reason != exampleStatusFailed {
    87  		t.Error("Mismatched Reason, expected ExampleStatusFailed, got", event.Reason)
    88  	}
    89  }
    90  
    91  func TestNewWrappedErrors_As(t *testing.T) {
    92  	err := NewEvent(corev1.EventTypeNormal, exampleStatusFailed, "this is a wrapped error, %w", &net.AddrError{})
    93  	if netErr := new(net.Error); !EventAs(err, netErr) {
    94  		t.Error("Event expected to be a wrapped net.AddrError but was not")
    95  	}
    96  }
    97  
    98  func TestNil_As(t *testing.T) {
    99  	var err error
   100  
   101  	var event *ReconcilerEvent
   102  	if EventAs(err, &event) {
   103  		t.Error("Did not expect error to be a ReconcilerEvent")
   104  	}
   105  }
   106  
   107  func TestNew_Error(t *testing.T) {
   108  	err := NewEvent(corev1.EventTypeWarning, exampleStatusFailed, "this is an example error, %s, %w", "yep", errors.New("indeed"))
   109  
   110  	const want = "this is an example error, yep, indeed"
   111  	got := err.Error()
   112  	if diff := cmp.Diff(want, got); diff != "" {
   113  		t.Error("Unexpected diff (-want, +got) =", diff)
   114  	}
   115  }