github.com/vc42/parquet-go@v0.0.0-20240320194221-1a9adb5f23f5/value_test.go (about) 1 package parquet_test 2 3 import ( 4 "math" 5 "testing" 6 "unsafe" 7 8 "github.com/vc42/parquet-go" 9 ) 10 11 func TestSizeOfValue(t *testing.T) { 12 t.Logf("sizeof(parquet.Value) = %d", unsafe.Sizeof(parquet.Value{})) 13 } 14 15 func BenchmarkValueAppend(b *testing.B) { 16 const N = 1024 17 row := make(parquet.Row, 0, N) 18 val := parquet.ValueOf(42) 19 20 for i := 0; i < b.N; i++ { 21 row = row[:0] 22 for j := 0; j < N; j++ { 23 row = append(row, val) 24 } 25 } 26 27 b.SetBytes(N * int64(unsafe.Sizeof(parquet.Value{}))) 28 } 29 30 func TestValueClone(t *testing.T) { 31 tests := []struct { 32 scenario string 33 values []interface{} 34 }{ 35 { 36 scenario: "BOOLEAN", 37 values: []interface{}{false, true}, 38 }, 39 40 { 41 scenario: "INT32", 42 values: []interface{}{int32(0), int32(1), int32(math.MinInt32), int32(math.MaxInt32)}, 43 }, 44 45 { 46 scenario: "INT64", 47 values: []interface{}{int64(0), int64(1), int64(math.MinInt64), int64(math.MaxInt64)}, 48 }, 49 50 { 51 scenario: "FLOAT", 52 values: []interface{}{float32(0), float32(1), float32(-1)}, 53 }, 54 55 { 56 scenario: "DOUBLE", 57 values: []interface{}{float64(0), float64(1), float64(-1)}, 58 }, 59 60 { 61 scenario: "BYTE_ARRAY", 62 values: []interface{}{"", "A", "ABC", "Hello World!"}, 63 }, 64 65 { 66 scenario: "FIXED_LEN_BYTE_ARRAY", 67 values: []interface{}{[1]byte{42}, [16]byte{0: 1}}, 68 }, 69 } 70 71 for _, test := range tests { 72 t.Run(test.scenario, func(t *testing.T) { 73 for _, value := range test.values { 74 v := parquet.ValueOf(value) 75 c := v.Clone() 76 77 if !parquet.DeepEqual(v, c) { 78 t.Errorf("cloned values are not equal: want=%#v got=%#v", v, c) 79 } 80 if v.RepetitionLevel() != c.RepetitionLevel() { 81 t.Error("cloned values do not have the same repetition level") 82 } 83 if v.DefinitionLevel() != c.DefinitionLevel() { 84 t.Error("cloned values do not have the same definition level") 85 } 86 if v.Column() != c.Column() { 87 t.Error("cloned values do not have the same column index") 88 } 89 } 90 }) 91 } 92 }