github.com/google/osv-scalibr@v0.4.1/testing/extracttest/compare.go (about)

     1  // Copyright 2025 Google LLC
     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 extracttest
    16  
    17  import (
    18  	"cmp"
    19  	"fmt"
    20  	"strings"
    21  
    22  	"github.com/google/osv-scalibr/extractor"
    23  )
    24  
    25  // PackageCmpLess is a comparator function for Packages, to be used in
    26  // tests with cmp.Diff to disregard the order in which the Packages
    27  // are reported.
    28  func PackageCmpLess(a, b *extractor.Package) bool {
    29  	aLoc := fmt.Sprintf("%v", a.Locations)
    30  	bLoc := fmt.Sprintf("%v", b.Locations)
    31  
    32  	aSourceCode := fmt.Sprintf("%v", a.SourceCode)
    33  	bSourceCode := fmt.Sprintf("%v", b.SourceCode)
    34  
    35  	return cmp.Or(
    36  		cmp.Compare(aLoc, bLoc),
    37  		cmp.Compare(a.Name, b.Name),
    38  		cmp.Compare(a.Version, b.Version),
    39  		cmp.Compare(aSourceCode, bSourceCode),
    40  		cmp.Compare(strings.Join(a.Plugins, ","), strings.Join(b.Plugins, ",")),
    41  	) < 0
    42  }