sigs.k8s.io/prow@v0.0.0-20240503223140-c5e374dc7eb1/pkg/spyglass/podlogartifact_fetcher_test.go (about)

     1  /*
     2  Copyright 2018 The Kubernetes Authors.
     3  
     4  Licensed under the Apache License, Version 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 spyglass
    18  
    19  import (
    20  	"bytes"
    21  	"context"
    22  	"fmt"
    23  	"testing"
    24  
    25  	"sigs.k8s.io/prow/pkg/kube"
    26  )
    27  
    28  // Tests getting handles to objects associated with the current Prow job
    29  func TestFetchArtifacts_Prow(t *testing.T) {
    30  	goodFetcher := NewPodLogArtifactFetcher(&fakePodLogJAgent{})
    31  	maxSize := int64(500e6)
    32  	testCases := []struct {
    33  		name         string
    34  		key          string
    35  		artifact     string
    36  		expectedPath string
    37  		expectedLink string
    38  		expected     []byte
    39  		expectErr    bool
    40  	}{
    41  		{
    42  			name:         "Fetch build-log.txt from valid src",
    43  			key:          "BFG/435",
    44  			artifact:     singleLogName,
    45  			expectedLink: fmt.Sprintf("/log?container=%s&id=435&job=BFG", kube.TestContainerName),
    46  			expected:     []byte("frobscottle"),
    47  		},
    48  		{
    49  			name:      "Fetch log from empty src",
    50  			key:       "",
    51  			artifact:  singleLogName,
    52  			expectErr: true,
    53  		},
    54  		{
    55  			name:      "Fetch log from incomplete src",
    56  			key:       "BFG",
    57  			artifact:  singleLogName,
    58  			expectErr: true,
    59  		},
    60  		{
    61  			name:      "Fetch log with no artifact name",
    62  			key:       "BFG/435",
    63  			artifact:  "",
    64  			expectErr: true,
    65  		},
    66  		{
    67  			name:         "Fetch log with custom artifact name",
    68  			key:          "BFG/435",
    69  			artifact:     fmt.Sprintf("%s-%s", customContainerName, singleLogName),
    70  			expectedLink: fmt.Sprintf("/log?container=%s&id=435&job=BFG", customContainerName),
    71  			expected:     []byte("snozzcumber"),
    72  		},
    73  	}
    74  
    75  	for _, tc := range testCases {
    76  		artifact, err := goodFetcher.Artifact(context.Background(), tc.key, tc.artifact, maxSize)
    77  		if err != nil && !tc.expectErr {
    78  			t.Errorf("%s: failed unexpectedly for artifact %s, err: %v", tc.name, artifact.JobPath(), err)
    79  			continue
    80  		}
    81  		if err == nil && tc.expectErr {
    82  			t.Errorf("%s: expected error, got no error", tc.name)
    83  			continue
    84  		}
    85  
    86  		if artifact != nil {
    87  			if artifact.JobPath() != tc.artifact {
    88  				t.Errorf("Unexpected job path, expected %s, got %q", artifact.JobPath(), tc.artifact)
    89  			}
    90  			link := artifact.CanonicalLink()
    91  			if link != tc.expectedLink {
    92  				t.Errorf("Unexpected link, expected %s, got %q", tc.expectedLink, link)
    93  			}
    94  			res, err := artifact.ReadAll()
    95  			if err != nil {
    96  				t.Fatalf("%s failed reading bytes of log. got err: %v", tc.name, err)
    97  			}
    98  			if !bytes.Equal(tc.expected, res) {
    99  				t.Errorf("Unexpected result of reading pod logs, expected %q, got %q", tc.expected, res)
   100  			}
   101  		}
   102  
   103  	}
   104  }