|
| 1 | +package metadata_test |
| 2 | + |
| 3 | +import ( |
| 4 | + "bytes" |
| 5 | + "testing" |
| 6 | + |
| 7 | + "github.com/filecoin-project/lassie/pkg/httputil/metadata" |
| 8 | + "github.com/filecoin-project/lassie/pkg/types" |
| 9 | + "github.com/ipfs/go-cid" |
| 10 | + "github.com/stretchr/testify/require" |
| 11 | +) |
| 12 | + |
| 13 | +var testCid = cid.MustParse("bafybeic56z3yccnla3cutmvqsn5zy3g24muupcsjtoyp3pu5pm5amurjx4") |
| 14 | + |
| 15 | +func TestCarMetadataRoundtrip(t *testing.T) { |
| 16 | + path := "/birb.mp4" |
| 17 | + orig := metadata.CarMetadata{ |
| 18 | + Metadata: &metadata.Metadata{ |
| 19 | + Request: metadata.Request{ |
| 20 | + Root: testCid, |
| 21 | + Path: &path, |
| 22 | + Scope: types.DagScopeAll, |
| 23 | + Duplicates: true, |
| 24 | + }, |
| 25 | + Properties: &types.CarProperties{ |
| 26 | + CarBytes: 202020, |
| 27 | + DataBytes: 101010, |
| 28 | + BlockCount: 303, |
| 29 | + ChecksumMultihash: testCid.Hash(), |
| 30 | + }, |
| 31 | + }, |
| 32 | + } |
| 33 | + var buf bytes.Buffer |
| 34 | + require.NoError(t, orig.Serialize(&buf)) |
| 35 | + |
| 36 | + t.Log("metadata dag-json:", buf.String()) |
| 37 | + |
| 38 | + var roundtrip metadata.CarMetadata |
| 39 | + require.NoError(t, roundtrip.Deserialize(&buf)) |
| 40 | + require.Equal(t, orig, roundtrip) |
| 41 | + require.NotNil(t, roundtrip.Metadata) |
| 42 | + require.Equal(t, testCid, roundtrip.Metadata.Request.Root) |
| 43 | + require.NotNil(t, roundtrip.Metadata.Request.Path) |
| 44 | + require.Equal(t, "/birb.mp4", *roundtrip.Metadata.Request.Path) |
| 45 | + require.Equal(t, types.DagScopeAll, roundtrip.Metadata.Request.Scope) |
| 46 | + require.True(t, roundtrip.Metadata.Request.Duplicates) |
| 47 | + require.NotNil(t, roundtrip.Metadata.Properties) |
| 48 | + require.Nil(t, roundtrip.Metadata.Error) |
| 49 | + require.Equal(t, int64(202020), roundtrip.Metadata.Properties.CarBytes) |
| 50 | + require.Equal(t, int64(101010), roundtrip.Metadata.Properties.DataBytes) |
| 51 | + require.Equal(t, int64(303), roundtrip.Metadata.Properties.BlockCount) |
| 52 | + require.Equal(t, []byte(testCid.Hash()), roundtrip.Metadata.Properties.ChecksumMultihash) |
| 53 | +} |
| 54 | + |
| 55 | +func TestCarMetadataErrorRoundtrip(t *testing.T) { |
| 56 | + path := "/birb.mp4" |
| 57 | + msg := "something bad happened" |
| 58 | + orig := metadata.CarMetadata{ |
| 59 | + Metadata: &metadata.Metadata{ |
| 60 | + Request: metadata.Request{ |
| 61 | + Root: testCid, |
| 62 | + Path: &path, |
| 63 | + Scope: types.DagScopeAll, |
| 64 | + Duplicates: true, |
| 65 | + }, |
| 66 | + Error: &msg, |
| 67 | + }, |
| 68 | + } |
| 69 | + var buf bytes.Buffer |
| 70 | + require.NoError(t, orig.Serialize(&buf)) |
| 71 | + |
| 72 | + t.Log("metadata dag-json:", buf.String()) |
| 73 | + |
| 74 | + var roundtrip metadata.CarMetadata |
| 75 | + require.NoError(t, roundtrip.Deserialize(&buf)) |
| 76 | + require.Equal(t, orig, roundtrip) |
| 77 | + require.NotNil(t, roundtrip.Metadata) |
| 78 | + require.Equal(t, testCid, roundtrip.Metadata.Request.Root) |
| 79 | + require.NotNil(t, roundtrip.Metadata.Request.Path) |
| 80 | + require.Equal(t, "/birb.mp4", *roundtrip.Metadata.Request.Path) |
| 81 | + require.Equal(t, types.DagScopeAll, roundtrip.Metadata.Request.Scope) |
| 82 | + require.True(t, roundtrip.Metadata.Request.Duplicates) |
| 83 | + require.Nil(t, roundtrip.Metadata.Properties) |
| 84 | + require.NotNil(t, roundtrip.Metadata.Error) |
| 85 | + require.Equal(t, "something bad happened", *roundtrip.Metadata.Error) |
| 86 | +} |
| 87 | + |
| 88 | +func TestBadMetadata(t *testing.T) { |
| 89 | + testCases := []struct { |
| 90 | + name string |
| 91 | + byts string |
| 92 | + err string |
| 93 | + }{ |
| 94 | + {"empty", `{}`, `union structure constraints for CarMetadata caused rejection: a union must have exactly one entry`}, |
| 95 | + {"bad key", `{"not metadata":true}`, `union structure constraints for CarMetadata caused rejection: no member named "not metadata"`}, |
| 96 | + { |
| 97 | + "bad multihash", |
| 98 | + `{"car-metadata/v1":{"properties":{"block_count":303,"car_bytes":202020,"checksum":{"/":{"bytes":"bm90IGEgbXVsdGloYXNo"}},"data_bytes":101010},"request":{"dups":true,"path":"/birb.mp4","root":{"/":"bafybeic56z3yccnla3cutmvqsn5zy3g24muupcsjtoyp3pu5pm5amurjx4"},"scope":"all"}}}`, |
| 99 | + `invalid CarMetadata: checksum multihash:`, |
| 100 | + }, |
| 101 | + { |
| 102 | + "no properties or error", |
| 103 | + `{"car-metadata/v1":{"request":{"dups":true,"path":"/birb.mp4","root":{"/":"bafybeic56z3yccnla3cutmvqsn5zy3g24muupcsjtoyp3pu5pm5amurjx4"},"scope":"all"}}}`, |
| 104 | + `invalid CarMetadata: must contain either properties or error fields`, |
| 105 | + }, |
| 106 | + { |
| 107 | + "both properties and error", |
| 108 | + `{"car-metadata/v1":{"error":"something bad happened","properties":{"block_count":303,"car_bytes":202020,"checksum":{"/":{"bytes":"EiBd9neBCasGxUmysJN7nGza4ylHikmbsP2+nXs6BlIpvw"}},"data_bytes":101010},"request":{"dups":true,"path":"/birb.mp4","root":{"/":"bafybeic56z3yccnla3cutmvqsn5zy3g24muupcsjtoyp3pu5pm5amurjx4"},"scope":"all"}}}`, |
| 109 | + `invalid CarMetadata: must contain either properties or error fields, not both`, |
| 110 | + }, |
| 111 | + } |
| 112 | + for _, tc := range testCases { |
| 113 | + t.Run(tc.name, func(t *testing.T) { |
| 114 | + var roundtrip metadata.CarMetadata |
| 115 | + require.ErrorContains(t, roundtrip.Deserialize(bytes.NewBuffer([]byte(tc.byts))), tc.err) |
| 116 | + }) |
| 117 | + } |
| 118 | +} |
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