package merkle import ( "fmt" "testing" "github.com/stretchr/testify/assert" ) func TestSimpleMap(t *testing.T) { tests := []struct { keys []string values []string // each string gets converted to []byte in test want string }{ {[]string{"key1"}, []string{"value1"}, "a44d3cc7daba1a4600b00a2434b30f8b970652169810d6dfa9fb1793a2189324"}, {[]string{"key1"}, []string{"value2"}, "0638e99b3445caec9d95c05e1a3fc1487b4ddec6a952ff337080360b0dcc078c"}, // swap order with 2 keys { []string{"key1", "key2"}, []string{"value1", "value2"}, "8fd19b19e7bb3f2b3ee0574027d8a5a4cec370464ea2db2fbfa5c7d35bb0cff3", }, { []string{"key2", "key1"}, []string{"value2", "value1"}, "8fd19b19e7bb3f2b3ee0574027d8a5a4cec370464ea2db2fbfa5c7d35bb0cff3", }, // swap order with 3 keys { []string{"key1", "key2", "key3"}, []string{"value1", "value2", "value3"}, "1dd674ec6782a0d586a903c9c63326a41cbe56b3bba33ed6ff5b527af6efb3dc", }, { []string{"key1", "key3", "key2"}, []string{"value1", "value3", "value2"}, "1dd674ec6782a0d586a903c9c63326a41cbe56b3bba33ed6ff5b527af6efb3dc", }, } for i, tc := range tests { db := newSimpleMap() for i := 0; i < len(tc.keys); i++ { db.Set(tc.keys[i], []byte(tc.values[i])) } got := db.Hash() assert.Equal(t, tc.want, fmt.Sprintf("%x", got), "Hash didn't match on tc %d", i) } }