package whisper import ( "bytes" "testing" ) var topicCreationTests = []struct { data []byte hash [4]byte }{ {hash: [4]byte{0xc5, 0xd2, 0x46, 0x01}, data: nil}, {hash: [4]byte{0xc5, 0xd2, 0x46, 0x01}, data: []byte{}}, {hash: [4]byte{0x8f, 0x9a, 0x2b, 0x7d}, data: []byte("test name")}, } func TestTopicCreation(t *testing.T) { // Create the topics individually for i, tt := range topicCreationTests { topic := NewTopic(tt.data) if bytes.Compare(topic[:], tt.hash[:]) != 0 { t.Errorf("binary test %d: hash mismatch: have %v, want %v.", i, topic, tt.hash) } } for i, tt := range topicCreationTests { topic := NewTopicFromString(string(tt.data)) if bytes.Compare(topic[:], tt.hash[:]) != 0 { t.Errorf("textual test %d: hash mismatch: have %v, want %v.", i, topic, tt.hash) } } // Create the topics in batches binaryData := make([][]byte, len(topicCreationTests)) for i, tt := range topicCreationTests { binaryData[i] = tt.data } textualData := make([]string, len(topicCreationTests)) for i, tt := range topicCreationTests { textualData[i] = string(tt.data) } topics := NewTopics(binaryData...) for i, tt := range topicCreationTests { if bytes.Compare(topics[i][:], tt.hash[:]) != 0 { t.Errorf("binary batch test %d: hash mismatch: have %v, want %v.", i, topics[i], tt.hash) } } topics = NewTopicsFromStrings(textualData...) for i, tt := range topicCreationTests { if bytes.Compare(topics[i][:], tt.hash[:]) != 0 { t.Errorf("textual batch test %d: hash mismatch: have %v, want %v.", i, topics[i], tt.hash) } } } var topicMatcherCreationTest = struct { binary [][][]byte textual [][]string matcher []map[[4]byte]struct{} }{ binary: [][][]byte{ [][]byte{}, [][]byte{ []byte("Topic A"), }, [][]byte{ []byte("Topic B1"), []byte("Topic B2"), []byte("Topic B3"), }, }, textual: [][]string{ []string{}, []string{"Topic A"}, []string{"Topic B1", "Topic B2", "Topic B3"}, }, matcher: []map[[4]byte]struct{}{ map[[4]byte]struct{}{}, map[[4]byte]struct{}{ [4]byte{0x25, 0xfc, 0x95, 0x66}: struct{}{}, }, map[[4]byte]struct{}{ [4]byte{0x93, 0x6d, 0xec, 0x09}: struct{}{}, [4]byte{0x25, 0x23, 0x34, 0xd3}: struct{}{}, [4]byte{0x6b, 0xc2, 0x73, 0xd1}: struct{}{}, }, }, } func TestTopicMatcherCreation(t *testing.T) { test := topicMatcherCreationTest matcher := newTopicMatcherFromBinary(test.binary...) for i, cond := range matcher.conditions { for topic, _ := range cond { if _, ok := test.matcher[i][topic]; !ok { t.Errorf("condition %d; extra topic found: 0x%x", i, topic[:]) } } } for i, cond := range test.matcher { for topic, _ := range cond { if _, ok := matcher.conditions[i][topic]; !ok { t.Errorf("condition %d; topic not found: 0x%x", i, topic[:]) } } } matcher = newTopicMatcherFromStrings(test.textual...) for i, cond := range matcher.conditions { for topic, _ := range cond { if _, ok := test.matcher[i][topic]; !ok { t.Errorf("condition %d; extra topic found: 0x%x", i, topic[:]) } } } for i, cond := range test.matcher { for topic, _ := range cond { if _, ok := matcher.conditions[i][topic]; !ok { t.Errorf("condition %d; topic not found: 0x%x", i, topic[:]) } } } } var topicMatcherTests = []struct { filter [][]string topics []string match bool }{ // Empty topic matcher should match everything { filter: [][]string{}, topics: []string{}, match: true, }, { filter: [][]string{}, topics: []string{"a", "b", "c"}, match: true, }, // Fixed topic matcher should match strictly, but only prefix { filter: [][]string{[]string{"a"}, []string{"b"}}, topics: []string{"a"}, match: false, }, { filter: [][]string{[]string{"a"}, []string{"b"}}, topics: []string{"a", "b"}, match: true, }, { filter: [][]string{[]string{"a"}, []string{"b"}}, topics: []string{"a", "b", "c"}, match: true, }, // Multi-matcher should match any from a sub-group { filter: [][]string{[]string{"a1", "a2"}}, topics: []string{"a"}, match: false, }, { filter: [][]string{[]string{"a1", "a2"}}, topics: []string{"a1"}, match: true, }, { filter: [][]string{[]string{"a1", "a2"}}, topics: []string{"a2"}, match: true, }, // Wild-card condition should match anything { filter: [][]string{[]string{}, []string{"b"}}, topics: []string{"a"}, match: false, }, { filter: [][]string{[]string{}, []string{"b"}}, topics: []string{"a", "b"}, match: true, }, { filter: [][]string{[]string{}, []string{"b"}}, topics: []string{"b", "b"}, match: true, }, } func TestTopicMatcher(t *testing.T) { for i, tt := range topicMatcherTests { topics := NewTopicsFromStrings(tt.topics...) matcher := newTopicMatcherFromStrings(tt.filter...) if match := matcher.Matches(topics); match != tt.match { t.Errorf("test %d: match mismatch: have %v, want %v", i, match, tt.match) } } }