github.com/google/trillian-examples@v0.0.0-20240520080811-0d40d35cef0e/binary_transparency/firmware/internal/ftmap/aggregate_test.go (about)

     1  // Copyright 2021 Google LLC. All Rights Reserved.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package ftmap
    16  
    17  import (
    18  	"fmt"
    19  	"testing"
    20  
    21  	"github.com/apache/beam/sdks/v2/go/pkg/beam"
    22  	"github.com/apache/beam/sdks/v2/go/pkg/beam/register"
    23  	"github.com/apache/beam/sdks/v2/go/pkg/beam/testing/passert"
    24  	"github.com/apache/beam/sdks/v2/go/pkg/beam/testing/ptest"
    25  	"github.com/google/trillian-examples/binary_transparency/firmware/api"
    26  )
    27  
    28  func init() {
    29  	register.Function1x1(testAggregationToStringFn)
    30  }
    31  
    32  func TestMain(m *testing.M) {
    33  	ptest.Main(m)
    34  }
    35  
    36  func TestAggregate(t *testing.T) {
    37  	fwEntries := []*firmwareLogEntry{
    38  		{Index: 0, Firmware: createFW("dummy", 400)},
    39  		{Index: 1, Firmware: createFW("dummy", 401)},
    40  	}
    41  	logHead := int64(len(fwEntries) - 1)
    42  	createAnnotationMalware := func(fwIndex int, good bool) *annotationMalwareLogEntry {
    43  		logHead++
    44  		return &annotationMalwareLogEntry{
    45  			Index: logHead,
    46  			Annotation: api.MalwareStatement{
    47  				FirmwareID: api.FirmwareID{
    48  					LogIndex:            uint64(fwIndex),
    49  					FirmwareImageSHA512: fwEntries[fwIndex].Firmware.FirmwareImageSHA512,
    50  				},
    51  				Good: good,
    52  			},
    53  		}
    54  	}
    55  	tests := []struct {
    56  		name               string
    57  		treeID             int64
    58  		annotationMalwares []*annotationMalwareLogEntry
    59  
    60  		wantGood []string
    61  	}{
    62  		{
    63  			name:   "No annotations",
    64  			treeID: 12345,
    65  
    66  			wantGood: []string{"0: true", "1: true"},
    67  		},
    68  		{
    69  			name:   "One bad annotation",
    70  			treeID: 12345,
    71  
    72  			annotationMalwares: []*annotationMalwareLogEntry{
    73  				createAnnotationMalware(1, false),
    74  			},
    75  
    76  			wantGood: []string{"0: true", "1: false"},
    77  		},
    78  		{
    79  			name:   "Many annotations all good",
    80  			treeID: 12345,
    81  
    82  			annotationMalwares: []*annotationMalwareLogEntry{
    83  				createAnnotationMalware(0, true),
    84  				createAnnotationMalware(0, true),
    85  			},
    86  
    87  			wantGood: []string{"0: true", "1: true"},
    88  		},
    89  		{
    90  			name:   "Many annotations one bad",
    91  			treeID: 12345,
    92  
    93  			annotationMalwares: []*annotationMalwareLogEntry{
    94  				createAnnotationMalware(0, true),
    95  				createAnnotationMalware(0, false),
    96  				createAnnotationMalware(0, true),
    97  			},
    98  
    99  			wantGood: []string{"0: false", "1: true"},
   100  		},
   101  	}
   102  
   103  	for _, test := range tests {
   104  		test := test
   105  		t.Run(test.name, func(t *testing.T) {
   106  			p, s := beam.NewPipelineWithRoot()
   107  
   108  			fws := beam.CreateList(s, fwEntries)
   109  			annotationMalwares := beam.CreateList(s, test.annotationMalwares)
   110  
   111  			entries, aggs := Aggregate(s, test.treeID, fws, annotationMalwares)
   112  
   113  			passert.Count(s, entries, "entries", len(fwEntries))
   114  			passert.Count(s, aggs, "aggs", len(fwEntries))
   115  
   116  			passert.Equals(s, beam.ParDo(s, testAggregationToStringFn, aggs), beam.CreateList(s, test.wantGood))
   117  
   118  			err := ptest.Run(p)
   119  			if err != nil {
   120  				t.Errorf("unexpected error: %v", err)
   121  			}
   122  		})
   123  	}
   124  }
   125  
   126  func testAggregationToStringFn(a *api.AggregatedFirmware) string {
   127  	return fmt.Sprintf("%d: %t", a.Index, a.Good)
   128  }