github.com/anchore/syft@v1.38.2/syft/pkg/cataloger/debian/dependency_test.go (about)

     1  package debian
     2  
     3  import (
     4  	"testing"
     5  
     6  	"github.com/stretchr/testify/assert"
     7  
     8  	"github.com/anchore/syft/syft/pkg"
     9  	"github.com/anchore/syft/syft/pkg/cataloger/internal/dependency"
    10  )
    11  
    12  func Test_dbEntryDependencySpecifier(t *testing.T) {
    13  	tests := []struct {
    14  		name string
    15  		p    pkg.Package
    16  		want dependency.Specification
    17  	}{
    18  		{
    19  			name: "keeps given values + package name",
    20  			p: pkg.Package{
    21  				Name: "package-c",
    22  				Metadata: pkg.DpkgDBEntry{
    23  					Provides: []string{"a-thing"},
    24  					Depends:  []string{"b-thing"},
    25  				},
    26  			},
    27  			want: dependency.Specification{
    28  				ProvidesRequires: dependency.ProvidesRequires{
    29  					Provides: []string{"package-c", "a-thing"},
    30  					Requires: []string{"b-thing"},
    31  				},
    32  			},
    33  		},
    34  		{
    35  			name: "strip version specifiers + split package deps",
    36  			p: pkg.Package{
    37  				Name: "package-a",
    38  				Metadata: pkg.DpkgDBEntry{
    39  					Provides: []string{"foo [i386]"},
    40  					Depends:  []string{"libgmp10 (>= 2:6.2.1+dfsg1)", "default-mta | mail-transport-agent"},
    41  				},
    42  			},
    43  			want: dependency.Specification{
    44  				ProvidesRequires: dependency.ProvidesRequires{
    45  					Provides: []string{"package-a", "foo"},
    46  					Requires: []string{"libgmp10", "default-mta", "mail-transport-agent"},
    47  				},
    48  			},
    49  		},
    50  		{
    51  			name: "empty dependency data entries",
    52  			p: pkg.Package{
    53  				Name: "package-a",
    54  				Metadata: pkg.DpkgDBEntry{
    55  					Provides: []string{""},
    56  					Depends:  []string{""},
    57  				},
    58  			},
    59  			want: dependency.Specification{
    60  				ProvidesRequires: dependency.ProvidesRequires{
    61  					Provides: []string{"package-a"},
    62  					Requires: nil,
    63  				},
    64  			},
    65  		},
    66  	}
    67  	for _, tt := range tests {
    68  		t.Run(tt.name, func(t *testing.T) {
    69  			assert.Equal(t, tt.want, dbEntryDependencySpecifier(tt.p))
    70  		})
    71  	}
    72  }
    73  
    74  func Test_stripVersionSpecifier(t *testing.T) {
    75  
    76  	tests := []struct {
    77  		name  string
    78  		input string
    79  		want  string
    80  	}{
    81  		{
    82  			name:  "package name only",
    83  			input: "test",
    84  			want:  "test",
    85  		},
    86  		{
    87  			name:  "with version",
    88  			input: "test (1.2.3)",
    89  			want:  "test",
    90  		},
    91  		{
    92  			name:  "multiple packages",
    93  			input: "test | other",
    94  			want:  "test | other",
    95  		},
    96  		{
    97  			name:  "with architecture specifiers",
    98  			input: "test [amd64 i386]",
    99  			want:  "test",
   100  		},
   101  	}
   102  	for _, tt := range tests {
   103  		t.Run(tt.name, func(t *testing.T) {
   104  			assert.Equal(t, tt.want, stripVersionSpecifier(tt.input))
   105  		})
   106  	}
   107  }