代码拉取完成，页面将自动刷新
package pq
import (
"bytes"
"database/sql"
"database/sql/driver"
"math/rand"
"reflect"
"strings"
"testing"
)
func TestParseArray(t *testing.T) {
for _, tt := range []struct {
input string
delim string
dims []int
elems [][]byte
}{
{`{}`, `,`, nil, [][]byte{}},
{`{NULL}`, `,`, []int{1}, [][]byte{nil}},
{`{a}`, `,`, []int{1}, [][]byte{{'a'}}},
{`{a,b}`, `,`, []int{2}, [][]byte{{'a'}, {'b'}}},
{`{{a,b}}`, `,`, []int{1, 2}, [][]byte{{'a'}, {'b'}}},
{`{{a},{b}}`, `,`, []int{2, 1}, [][]byte{{'a'}, {'b'}}},
{
`{{{a,b},{c,d},{e,f}}}`, `,`, []int{1, 3, 2}, [][]byte{
{'a'}, {'b'}, {'c'}, {'d'}, {'e'}, {'f'},
},
},
{`{""}`, `,`, []int{1}, [][]byte{{}}},
{`{","}`, `,`, []int{1}, [][]byte{{','}}},
{`{",",","}`, `,`, []int{2}, [][]byte{{','}, {','}}},
{`{{",",","}}`, `,`, []int{1, 2}, [][]byte{{','}, {','}}},
{`{{","},{","}}`, `,`, []int{2, 1}, [][]byte{{','}, {','}}},
{
`{{{",",","},{",",","},{",",","}}}`, `,`, []int{1, 3, 2}, [][]byte{
{','}, {','}, {','}, {','}, {','}, {','},
},
},
{`{"\"}"}`, `,`, []int{1}, [][]byte{{'"', '}'}}},
{`{"\"","\""}`, `,`, []int{2}, [][]byte{{'"'}, {'"'}}},
{`{{"\"","\""}}`, `,`, []int{1, 2}, [][]byte{{'"'}, {'"'}}},
{`{{"\""},{"\""}}`, `,`, []int{2, 1}, [][]byte{{'"'}, {'"'}}},
{
`{{{"\"","\""},{"\"","\""},{"\"","\""}}}`, `,`, []int{1, 3, 2}, [][]byte{
{'"'}, {'"'}, {'"'}, {'"'}, {'"'}, {'"'},
},
},
{`{axyzb}`, `xyz`, []int{2}, [][]byte{{'a'}, {'b'}}},
} {
dims, elems, err := parseArray([]byte(tt.input), []byte(tt.delim))
if err != nil {
t.Fatalf("Expected no error for %q, got %q", tt.input, err)
}
if !reflect.DeepEqual(dims, tt.dims) {
t.Errorf("Expected %v dimensions for %q, got %v", tt.dims, tt.input, dims)
}
if !reflect.DeepEqual(elems, tt.elems) {
t.Errorf("Expected %v elements for %q, got %v", tt.elems, tt.input, elems)
}
}
}
func TestParseArrayError(t *testing.T) {
for _, tt := range []struct {
input, err string
}{
{``, "expected '{' at offset 0"},
{`x`, "expected '{' at offset 0"},
{`}`, "expected '{' at offset 0"},
{`{`, "expected '}' at offset 1"},
{`{{}`, "expected '}' at offset 3"},
{`{}}`, "unexpected '}' at offset 2"},
{`{,}`, "unexpected ',' at offset 1"},
{`{,x}`, "unexpected ',' at offset 1"},
{`{x,}`, "unexpected '}' at offset 3"},
{`{x,{`, "unexpected '{' at offset 3"},
{`{x},`, "unexpected ',' at offset 3"},
{`{x}}`, "unexpected '}' at offset 3"},
{`{{x}`, "expected '}' at offset 4"},
{`{""x}`, "unexpected 'x' at offset 3"},
{`{{a},{b,c}}`, "multidimensional arrays must have elements with matching dimensions"},
} {
_, _, err := parseArray([]byte(tt.input), []byte{','})
if err == nil {
t.Fatalf("Expected error for %q, got none", tt.input)
}
if !strings.Contains(err.Error(), tt.err) {
t.Errorf("Expected error to contain %q for %q, got %q", tt.err, tt.input, err)
}
}
}
func TestArrayScanner(t *testing.T) {
var s sql.Scanner = Array(&[]bool{})
if _, ok := s.(*BoolArray); !ok {
t.Errorf("Expected *BoolArray, got %T", s)
}
s = Array(&[]float64{})
if _, ok := s.(*Float64Array); !ok {
t.Errorf("Expected *Float64Array, got %T", s)
}
s = Array(&[]int64{})
if _, ok := s.(*Int64Array); !ok {
t.Errorf("Expected *Int64Array, got %T", s)
}
s = Array(&[]float32{})
if _, ok := s.(*Float32Array); !ok {
t.Errorf("Expected *Float32Array, got %T", s)
}
s = Array(&[]int32{})
if _, ok := s.(*Int32Array); !ok {
t.Errorf("Expected *Int32Array, got %T", s)
}
s = Array(&[]string{})
if _, ok := s.(*StringArray); !ok {
t.Errorf("Expected *StringArray, got %T", s)
}
s = Array(&[][]byte{})
if _, ok := s.(*ByteaArray); !ok {
t.Errorf("Expected *ByteaArray, got %T", s)
}
for _, tt := range []interface{}{
&[]sql.Scanner{},
&[][]bool{},
&[][]float64{},
&[][]int64{},
&[][]float32{},
&[][]int32{},
&[][]string{},
} {
s = Array(tt)
if _, ok := s.(GenericArray); !ok {
t.Errorf("Expected GenericArray for %T, got %T", tt, s)
}
}
}
func TestArrayValuer(t *testing.T) {
var v driver.Valuer = Array([]bool{})
if _, ok := v.(*BoolArray); !ok {
t.Errorf("Expected *BoolArray, got %T", v)
}
v = Array([]float64{})
if _, ok := v.(*Float64Array); !ok {
t.Errorf("Expected *Float64Array, got %T", v)
}
v = Array([]int64{})
if _, ok := v.(*Int64Array); !ok {
t.Errorf("Expected *Int64Array, got %T", v)
}
v = Array([]float32{})
if _, ok := v.(*Float32Array); !ok {
t.Errorf("Expected *Float32Array, got %T", v)
}
v = Array([]int32{})
if _, ok := v.(*Int32Array); !ok {
t.Errorf("Expected *Int32Array, got %T", v)
}
v = Array([]string{})
if _, ok := v.(*StringArray); !ok {
t.Errorf("Expected *StringArray, got %T", v)
}
v = Array([][]byte{})
if _, ok := v.(*ByteaArray); !ok {
t.Errorf("Expected *ByteaArray, got %T", v)
}
for _, tt := range []interface{}{
nil,
[]driver.Value{},
[][]bool{},
[][]float64{},
[][]int64{},
[][]float32{},
[][]int32{},
[][]string{},
} {
v = Array(tt)
if _, ok := v.(GenericArray); !ok {
t.Errorf("Expected GenericArray for %T, got %T", tt, v)
}
}
}
func TestBoolArrayScanUnsupported(t *testing.T) {
var arr BoolArray
err := arr.Scan(1)
if err == nil {
t.Fatal("Expected error when scanning from int")
}
if !strings.Contains(err.Error(), "int to BoolArray") {
t.Errorf("Expected type to be mentioned when scanning, got %q", err)
}
}
func TestBoolArrayScanEmpty(t *testing.T) {
var arr BoolArray
err := arr.Scan(`{}`)
if err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if arr == nil || len(arr) != 0 {
t.Errorf("Expected empty, got %#v", arr)
}
}
func TestBoolArrayScanNil(t *testing.T) {
arr := BoolArray{true, true, true}
err := arr.Scan(nil)
if err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if arr != nil {
t.Errorf("Expected nil, got %+v", arr)
}
}
var BoolArrayStringTests = []struct {
str string
arr BoolArray
}{
{`{}`, BoolArray{}},
{`{t}`, BoolArray{true}},
{`{f,t}`, BoolArray{false, true}},
}
func TestBoolArrayScanBytes(t *testing.T) {
for _, tt := range BoolArrayStringTests {
bytes := []byte(tt.str)
arr := BoolArray{true, true, true}
err := arr.Scan(bytes)
if err != nil {
t.Fatalf("Expected no error for %q, got %v", bytes, err)
}
if !reflect.DeepEqual(arr, tt.arr) {
t.Errorf("Expected %+v for %q, got %+v", tt.arr, bytes, arr)
}
}
}
func BenchmarkBoolArrayScanBytes(b *testing.B) {
var a BoolArray
var x interface{} = []byte(`{t,f,t,f,t,f,t,f,t,f}`)
for i := 0; i < b.N; i++ {
a = BoolArray{}
a.Scan(x)
}
}
func TestBoolArrayScanString(t *testing.T) {
for _, tt := range BoolArrayStringTests {
arr := BoolArray{true, true, true}
err := arr.Scan(tt.str)
if err != nil {
t.Fatalf("Expected no error for %q, got %v", tt.str, err)
}
if !reflect.DeepEqual(arr, tt.arr) {
t.Errorf("Expected %+v for %q, got %+v", tt.arr, tt.str, arr)
}
}
}
func TestBoolArrayScanError(t *testing.T) {
for _, tt := range []struct {
input, err string
}{
{``, "unable to parse array"},
{`{`, "unable to parse array"},
{`{{t},{f}}`, "cannot convert ARRAY[2][1] to BoolArray"},
{`{NULL}`, `could not parse boolean array index 0: invalid boolean ""`},
{`{a}`, `could not parse boolean array index 0: invalid boolean "a"`},
{`{t,b}`, `could not parse boolean array index 1: invalid boolean "b"`},
{`{t,f,cd}`, `could not parse boolean array index 2: invalid boolean "cd"`},
} {
arr := BoolArray{true, true, true}
err := arr.Scan(tt.input)
if err == nil {
t.Fatalf("Expected error for %q, got none", tt.input)
}
if !strings.Contains(err.Error(), tt.err) {
t.Errorf("Expected error to contain %q for %q, got %q", tt.err, tt.input, err)
}
if !reflect.DeepEqual(arr, BoolArray{true, true, true}) {
t.Errorf("Expected destination not to change for %q, got %+v", tt.input, arr)
}
}
}
func TestBoolArrayValue(t *testing.T) {
result, err := BoolArray(nil).Value()
if err != nil {
t.Fatalf("Expected no error for nil, got %v", err)
}
if result != nil {
t.Errorf("Expected nil, got %q", result)
}
result, err = BoolArray([]bool{}).Value()
if err != nil {
t.Fatalf("Expected no error for empty, got %v", err)
}
if expected := `{}`; !reflect.DeepEqual(result, expected) {
t.Errorf("Expected empty, got %q", result)
}
result, err = BoolArray([]bool{false, true, false}).Value()
if err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if expected := `{f,t,f}`; !reflect.DeepEqual(result, expected) {
t.Errorf("Expected %q, got %q", expected, result)
}
}
func BenchmarkBoolArrayValue(b *testing.B) {
rand.Seed(1)
x := make([]bool, 10)
for i := 0; i < len(x); i++ {
x[i] = rand.Intn(2) == 0
}
a := BoolArray(x)
for i := 0; i < b.N; i++ {
a.Value()
}
}
func TestByteaArrayScanUnsupported(t *testing.T) {
var arr ByteaArray
err := arr.Scan(1)
if err == nil {
t.Fatal("Expected error when scanning from int")
}
if !strings.Contains(err.Error(), "int to ByteaArray") {
t.Errorf("Expected type to be mentioned when scanning, got %q", err)
}
}
func TestByteaArrayScanEmpty(t *testing.T) {
var arr ByteaArray
err := arr.Scan(`{}`)
if err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if arr == nil || len(arr) != 0 {
t.Errorf("Expected empty, got %#v", arr)
}
}
func TestByteaArrayScanNil(t *testing.T) {
arr := ByteaArray{{2}, {6}, {0, 0}}
err := arr.Scan(nil)
if err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if arr != nil {
t.Errorf("Expected nil, got %+v", arr)
}
}
var ByteaArrayStringTests = []struct {
str string
arr ByteaArray
}{
{`{}`, ByteaArray{}},
{`{NULL}`, ByteaArray{nil}},
{`{"\\xfeff"}`, ByteaArray{{'\xFE', '\xFF'}}},
{`{"\\xdead","\\xbeef"}`, ByteaArray{{'\xDE', '\xAD'}, {'\xBE', '\xEF'}}},
}
func TestByteaArrayScanBytes(t *testing.T) {
for _, tt := range ByteaArrayStringTests {
bytes := []byte(tt.str)
arr := ByteaArray{{2}, {6}, {0, 0}}
err := arr.Scan(bytes)
if err != nil {
t.Fatalf("Expected no error for %q, got %v", bytes, err)
}
if !reflect.DeepEqual(arr, tt.arr) {
t.Errorf("Expected %+v for %q, got %+v", tt.arr, bytes, arr)
}
}
}
func BenchmarkByteaArrayScanBytes(b *testing.B) {
var a ByteaArray
var x interface{} = []byte(`{"\\xfe","\\xff","\\xdead","\\xbeef","\\xfe","\\xff","\\xdead","\\xbeef","\\xfe","\\xff"}`)
for i := 0; i < b.N; i++ {
a = ByteaArray{}
a.Scan(x)
}
}
func TestByteaArrayScanString(t *testing.T) {
for _, tt := range ByteaArrayStringTests {
arr := ByteaArray{{2}, {6}, {0, 0}}
err := arr.Scan(tt.str)
if err != nil {
t.Fatalf("Expected no error for %q, got %v", tt.str, err)
}
if !reflect.DeepEqual(arr, tt.arr) {
t.Errorf("Expected %+v for %q, got %+v", tt.arr, tt.str, arr)
}
}
}
func TestByteaArrayScanError(t *testing.T) {
for _, tt := range []struct {
input, err string
}{
{``, "unable to parse array"},
{`{`, "unable to parse array"},
{`{{"\\xfeff"},{"\\xbeef"}}`, "cannot convert ARRAY[2][1] to ByteaArray"},
{`{"\\abc"}`, "could not parse bytea array index 0: could not parse bytea value"},
} {
arr := ByteaArray{{2}, {6}, {0, 0}}
err := arr.Scan(tt.input)
if err == nil {
t.Fatalf("Expected error for %q, got none", tt.input)
}
if !strings.Contains(err.Error(), tt.err) {
t.Errorf("Expected error to contain %q for %q, got %q", tt.err, tt.input, err)
}
if !reflect.DeepEqual(arr, ByteaArray{{2}, {6}, {0, 0}}) {
t.Errorf("Expected destination not to change for %q, got %+v", tt.input, arr)
}
}
}
func TestByteaArrayValue(t *testing.T) {
result, err := ByteaArray(nil).Value()
if err != nil {
t.Fatalf("Expected no error for nil, got %v", err)
}
if result != nil {
t.Errorf("Expected nil, got %q", result)
}
result, err = ByteaArray([][]byte{}).Value()
if err != nil {
t.Fatalf("Expected no error for empty, got %v", err)
}
if expected := `{}`; !reflect.DeepEqual(result, expected) {
t.Errorf("Expected empty, got %q", result)
}
result, err = ByteaArray([][]byte{{'\xDE', '\xAD', '\xBE', '\xEF'}, {'\xFE', '\xFF'}, {}}).Value()
if err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if expected := `{"\\xdeadbeef","\\xfeff","\\x"}`; !reflect.DeepEqual(result, expected) {
t.Errorf("Expected %q, got %q", expected, result)
}
}
func BenchmarkByteaArrayValue(b *testing.B) {
rand.Seed(1)
x := make([][]byte, 10)
for i := 0; i < len(x); i++ {
x[i] = make([]byte, len(x))
for j := 0; j < len(x); j++ {
x[i][j] = byte(rand.Int())
}
}
a := ByteaArray(x)
for i := 0; i < b.N; i++ {
a.Value()
}
}
func TestFloat64ArrayScanUnsupported(t *testing.T) {
var arr Float64Array
err := arr.Scan(true)
if err == nil {
t.Fatal("Expected error when scanning from bool")
}
if !strings.Contains(err.Error(), "bool to Float64Array") {
t.Errorf("Expected type to be mentioned when scanning, got %q", err)
}
}
func TestFloat64ArrayScanEmpty(t *testing.T) {
var arr Float64Array
err := arr.Scan(`{}`)
if err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if arr == nil || len(arr) != 0 {
t.Errorf("Expected empty, got %#v", arr)
}
}
func TestFloat64ArrayScanNil(t *testing.T) {
arr := Float64Array{5, 5, 5}
err := arr.Scan(nil)
if err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if arr != nil {
t.Errorf("Expected nil, got %+v", arr)
}
}
var Float64ArrayStringTests = []struct {
str string
arr Float64Array
}{
{`{}`, Float64Array{}},
{`{1.2}`, Float64Array{1.2}},
{`{3.456,7.89}`, Float64Array{3.456, 7.89}},
{`{3,1,2}`, Float64Array{3, 1, 2}},
}
func TestFloat64ArrayScanBytes(t *testing.T) {
for _, tt := range Float64ArrayStringTests {
bytes := []byte(tt.str)
arr := Float64Array{5, 5, 5}
err := arr.Scan(bytes)
if err != nil {
t.Fatalf("Expected no error for %q, got %v", bytes, err)
}
if !reflect.DeepEqual(arr, tt.arr) {
t.Errorf("Expected %+v for %q, got %+v", tt.arr, bytes, arr)
}
}
}
func BenchmarkFloat64ArrayScanBytes(b *testing.B) {
var a Float64Array
var x interface{} = []byte(`{1.2,3.4,5.6,7.8,9.01,2.34,5.67,8.90,1.234,5.678}`)
for i := 0; i < b.N; i++ {
a = Float64Array{}
a.Scan(x)
}
}
func TestFloat64ArrayScanString(t *testing.T) {
for _, tt := range Float64ArrayStringTests {
arr := Float64Array{5, 5, 5}
err := arr.Scan(tt.str)
if err != nil {
t.Fatalf("Expected no error for %q, got %v", tt.str, err)
}
if !reflect.DeepEqual(arr, tt.arr) {
t.Errorf("Expected %+v for %q, got %+v", tt.arr, tt.str, arr)
}
}
}
func TestFloat64ArrayScanError(t *testing.T) {
for _, tt := range []struct {
input, err string
}{
{``, "unable to parse array"},
{`{`, "unable to parse array"},
{`{{5.6},{7.8}}`, "cannot convert ARRAY[2][1] to Float64Array"},
{`{NULL}`, "parsing array element index 0:"},
{`{a}`, "parsing array element index 0:"},
{`{5.6,a}`, "parsing array element index 1:"},
{`{5.6,7.8,a}`, "parsing array element index 2:"},
} {
arr := Float64Array{5, 5, 5}
err := arr.Scan(tt.input)
if err == nil {
t.Fatalf("Expected error for %q, got none", tt.input)
}
if !strings.Contains(err.Error(), tt.err) {
t.Errorf("Expected error to contain %q for %q, got %q", tt.err, tt.input, err)
}
if !reflect.DeepEqual(arr, Float64Array{5, 5, 5}) {
t.Errorf("Expected destination not to change for %q, got %+v", tt.input, arr)
}
}
}
func TestFloat64ArrayValue(t *testing.T) {
result, err := Float64Array(nil).Value()
if err != nil {
t.Fatalf("Expected no error for nil, got %v", err)
}
if result != nil {
t.Errorf("Expected nil, got %q", result)
}
result, err = Float64Array([]float64{}).Value()
if err != nil {
t.Fatalf("Expected no error for empty, got %v", err)
}
if expected := `{}`; !reflect.DeepEqual(result, expected) {
t.Errorf("Expected empty, got %q", result)
}
result, err = Float64Array([]float64{1.2, 3.4, 5.6}).Value()
if err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if expected := `{1.2,3.4,5.6}`; !reflect.DeepEqual(result, expected) {
t.Errorf("Expected %q, got %q", expected, result)
}
}
func BenchmarkFloat64ArrayValue(b *testing.B) {
rand.Seed(1)
x := make([]float64, 10)
for i := 0; i < len(x); i++ {
x[i] = rand.NormFloat64()
}
a := Float64Array(x)
for i := 0; i < b.N; i++ {
a.Value()
}
}
func TestInt64ArrayScanUnsupported(t *testing.T) {
var arr Int64Array
err := arr.Scan(true)
if err == nil {
t.Fatal("Expected error when scanning from bool")
}
if !strings.Contains(err.Error(), "bool to Int64Array") {
t.Errorf("Expected type to be mentioned when scanning, got %q", err)
}
}
func TestInt64ArrayScanEmpty(t *testing.T) {
var arr Int64Array
err := arr.Scan(`{}`)
if err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if arr == nil || len(arr) != 0 {
t.Errorf("Expected empty, got %#v", arr)
}
}
func TestInt64ArrayScanNil(t *testing.T) {
arr := Int64Array{5, 5, 5}
err := arr.Scan(nil)
if err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if arr != nil {
t.Errorf("Expected nil, got %+v", arr)
}
}
var Int64ArrayStringTests = []struct {
str string
arr Int64Array
}{
{`{}`, Int64Array{}},
{`{12}`, Int64Array{12}},
{`{345,678}`, Int64Array{345, 678}},
}
func TestInt64ArrayScanBytes(t *testing.T) {
for _, tt := range Int64ArrayStringTests {
bytes := []byte(tt.str)
arr := Int64Array{5, 5, 5}
err := arr.Scan(bytes)
if err != nil {
t.Fatalf("Expected no error for %q, got %v", bytes, err)
}
if !reflect.DeepEqual(arr, tt.arr) {
t.Errorf("Expected %+v for %q, got %+v", tt.arr, bytes, arr)
}
}
}
func BenchmarkInt64ArrayScanBytes(b *testing.B) {
var a Int64Array
var x interface{} = []byte(`{1,2,3,4,5,6,7,8,9,0}`)
for i := 0; i < b.N; i++ {
a = Int64Array{}
a.Scan(x)
}
}
func TestInt64ArrayScanString(t *testing.T) {
for _, tt := range Int64ArrayStringTests {
arr := Int64Array{5, 5, 5}
err := arr.Scan(tt.str)
if err != nil {
t.Fatalf("Expected no error for %q, got %v", tt.str, err)
}
if !reflect.DeepEqual(arr, tt.arr) {
t.Errorf("Expected %+v for %q, got %+v", tt.arr, tt.str, arr)
}
}
}
func TestInt64ArrayScanError(t *testing.T) {
for _, tt := range []struct {
input, err string
}{
{``, "unable to parse array"},
{`{`, "unable to parse array"},
{`{{5},{6}}`, "cannot convert ARRAY[2][1] to Int64Array"},
{`{NULL}`, "parsing array element index 0:"},
{`{a}`, "parsing array element index 0:"},
{`{5,a}`, "parsing array element index 1:"},
{`{5,6,a}`, "parsing array element index 2:"},
} {
arr := Int64Array{5, 5, 5}
err := arr.Scan(tt.input)
if err == nil {
t.Fatalf("Expected error for %q, got none", tt.input)
}
if !strings.Contains(err.Error(), tt.err) {
t.Errorf("Expected error to contain %q for %q, got %q", tt.err, tt.input, err)
}
if !reflect.DeepEqual(arr, Int64Array{5, 5, 5}) {
t.Errorf("Expected destination not to change for %q, got %+v", tt.input, arr)
}
}
}
func TestInt64ArrayValue(t *testing.T) {
result, err := Int64Array(nil).Value()
if err != nil {
t.Fatalf("Expected no error for nil, got %v", err)
}
if result != nil {
t.Errorf("Expected nil, got %q", result)
}
result, err = Int64Array([]int64{}).Value()
if err != nil {
t.Fatalf("Expected no error for empty, got %v", err)
}
if expected := `{}`; !reflect.DeepEqual(result, expected) {
t.Errorf("Expected empty, got %q", result)
}
result, err = Int64Array([]int64{1, 2, 3}).Value()
if err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if expected := `{1,2,3}`; !reflect.DeepEqual(result, expected) {
t.Errorf("Expected %q, got %q", expected, result)
}
}
func BenchmarkInt64ArrayValue(b *testing.B) {
rand.Seed(1)
x := make([]int64, 10)
for i := 0; i < len(x); i++ {
x[i] = rand.Int63()
}
a := Int64Array(x)
for i := 0; i < b.N; i++ {
a.Value()
}
}
func TestFloat32ArrayScanUnsupported(t *testing.T) {
var arr Float32Array
err := arr.Scan(true)
if err == nil {
t.Fatal("Expected error when scanning from bool")
}
if !strings.Contains(err.Error(), "bool to Float32Array") {
t.Errorf("Expected type to be mentioned when scanning, got %q", err)
}
}
func TestFloat32ArrayScanEmpty(t *testing.T) {
var arr Float32Array
err := arr.Scan(`{}`)
if err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if arr == nil || len(arr) != 0 {
t.Errorf("Expected empty, got %#v", arr)
}
}
func TestFloat32ArrayScanNil(t *testing.T) {
arr := Float32Array{5, 5, 5}
err := arr.Scan(nil)
if err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if arr != nil {
t.Errorf("Expected nil, got %+v", arr)
}
}
var Float32ArrayStringTests = []struct {
str string
arr Float32Array
}{
{`{}`, Float32Array{}},
{`{1.2}`, Float32Array{1.2}},
{`{3.456,7.89}`, Float32Array{3.456, 7.89}},
{`{3,1,2}`, Float32Array{3, 1, 2}},
}
func TestFloat32ArrayScanBytes(t *testing.T) {
for _, tt := range Float32ArrayStringTests {
bytes := []byte(tt.str)
arr := Float32Array{5, 5, 5}
err := arr.Scan(bytes)
if err != nil {
t.Fatalf("Expected no error for %q, got %v", bytes, err)
}
if !reflect.DeepEqual(arr, tt.arr) {
t.Errorf("Expected %+v for %q, got %+v", tt.arr, bytes, arr)
}
}
}
func BenchmarkFloat32ArrayScanBytes(b *testing.B) {
var a Float32Array
var x interface{} = []byte(`{1.2,3.4,5.6,7.8,9.01,2.34,5.67,8.90,1.234,5.678}`)
for i := 0; i < b.N; i++ {
a = Float32Array{}
a.Scan(x)
}
}
func TestFloat32ArrayScanString(t *testing.T) {
for _, tt := range Float32ArrayStringTests {
arr := Float32Array{5, 5, 5}
err := arr.Scan(tt.str)
if err != nil {
t.Fatalf("Expected no error for %q, got %v", tt.str, err)
}
if !reflect.DeepEqual(arr, tt.arr) {
t.Errorf("Expected %+v for %q, got %+v", tt.arr, tt.str, arr)
}
}
}
func TestFloat32ArrayScanError(t *testing.T) {
for _, tt := range []struct {
input, err string
}{
{``, "unable to parse array"},
{`{`, "unable to parse array"},
{`{{5.6},{7.8}}`, "cannot convert ARRAY[2][1] to Float32Array"},
{`{NULL}`, "parsing array element index 0:"},
{`{a}`, "parsing array element index 0:"},
{`{5.6,a}`, "parsing array element index 1:"},
{`{5.6,7.8,a}`, "parsing array element index 2:"},
} {
arr := Float32Array{5, 5, 5}
err := arr.Scan(tt.input)
if err == nil {
t.Fatalf("Expected error for %q, got none", tt.input)
}
if !strings.Contains(err.Error(), tt.err) {
t.Errorf("Expected error to contain %q for %q, got %q", tt.err, tt.input, err)
}
if !reflect.DeepEqual(arr, Float32Array{5, 5, 5}) {
t.Errorf("Expected destination not to change for %q, got %+v", tt.input, arr)
}
}
}
func TestFloat32ArrayValue(t *testing.T) {
result, err := Float32Array(nil).Value()
if err != nil {
t.Fatalf("Expected no error for nil, got %v", err)
}
if result != nil {
t.Errorf("Expected nil, got %q", result)
}
result, err = Float32Array([]float32{}).Value()
if err != nil {
t.Fatalf("Expected no error for empty, got %v", err)
}
if expected := `{}`; !reflect.DeepEqual(result, expected) {
t.Errorf("Expected empty, got %q", result)
}
result, err = Float32Array([]float32{1.2, 3.4, 5.6}).Value()
if err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if expected := `{1.2,3.4,5.6}`; !reflect.DeepEqual(result, expected) {
t.Errorf("Expected %q, got %q", expected, result)
}
}
func BenchmarkFloat32ArrayValue(b *testing.B) {
rand.Seed(1)
x := make([]float32, 10)
for i := 0; i < len(x); i++ {
x[i] = rand.Float32()
}
a := Float32Array(x)
for i := 0; i < b.N; i++ {
a.Value()
}
}
func TestInt32ArrayScanUnsupported(t *testing.T) {
var arr Int32Array
err := arr.Scan(true)
if err == nil {
t.Fatal("Expected error when scanning from bool")
}
if !strings.Contains(err.Error(), "bool to Int32Array") {
t.Errorf("Expected type to be mentioned when scanning, got %q", err)
}
}
func TestInt32ArrayScanEmpty(t *testing.T) {
var arr Int32Array
err := arr.Scan(`{}`)
if err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if arr == nil || len(arr) != 0 {
t.Errorf("Expected empty, got %#v", arr)
}
}
func TestInt32ArrayScanNil(t *testing.T) {
arr := Int32Array{5, 5, 5}
err := arr.Scan(nil)
if err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if arr != nil {
t.Errorf("Expected nil, got %+v", arr)
}
}
var Int32ArrayStringTests = []struct {
str string
arr Int32Array
}{
{`{}`, Int32Array{}},
{`{12}`, Int32Array{12}},
{`{345,678}`, Int32Array{345, 678}},
}
func TestInt32ArrayScanBytes(t *testing.T) {
for _, tt := range Int32ArrayStringTests {
bytes := []byte(tt.str)
arr := Int32Array{5, 5, 5}
err := arr.Scan(bytes)
if err != nil {
t.Fatalf("Expected no error for %q, got %v", bytes, err)
}
if !reflect.DeepEqual(arr, tt.arr) {
t.Errorf("Expected %+v for %q, got %+v", tt.arr, bytes, arr)
}
}
}
func BenchmarkInt32ArrayScanBytes(b *testing.B) {
var a Int32Array
var x interface{} = []byte(`{1,2,3,4,5,6,7,8,9,0}`)
for i := 0; i < b.N; i++ {
a = Int32Array{}
a.Scan(x)
}
}
func TestInt32ArrayScanString(t *testing.T) {
for _, tt := range Int32ArrayStringTests {
arr := Int32Array{5, 5, 5}
err := arr.Scan(tt.str)
if err != nil {
t.Fatalf("Expected no error for %q, got %v", tt.str, err)
}
if !reflect.DeepEqual(arr, tt.arr) {
t.Errorf("Expected %+v for %q, got %+v", tt.arr, tt.str, arr)
}
}
}
func TestInt32ArrayScanError(t *testing.T) {
for _, tt := range []struct {
input, err string
}{
{``, "unable to parse array"},
{`{`, "unable to parse array"},
{`{{5},{6}}`, "cannot convert ARRAY[2][1] to Int32Array"},
{`{NULL}`, "parsing array element index 0:"},
{`{a}`, "parsing array element index 0:"},
{`{5,a}`, "parsing array element index 1:"},
{`{5,6,a}`, "parsing array element index 2:"},
} {
arr := Int32Array{5, 5, 5}
err := arr.Scan(tt.input)
if err == nil {
t.Fatalf("Expected error for %q, got none", tt.input)
}
if !strings.Contains(err.Error(), tt.err) {
t.Errorf("Expected error to contain %q for %q, got %q", tt.err, tt.input, err)
}
if !reflect.DeepEqual(arr, Int32Array{5, 5, 5}) {
t.Errorf("Expected destination not to change for %q, got %+v", tt.input, arr)
}
}
}
func TestInt32ArrayValue(t *testing.T) {
result, err := Int32Array(nil).Value()
if err != nil {
t.Fatalf("Expected no error for nil, got %v", err)
}
if result != nil {
t.Errorf("Expected nil, got %q", result)
}
result, err = Int32Array([]int32{}).Value()
if err != nil {
t.Fatalf("Expected no error for empty, got %v", err)
}
if expected := `{}`; !reflect.DeepEqual(result, expected) {
t.Errorf("Expected empty, got %q", result)
}
result, err = Int32Array([]int32{1, 2, 3}).Value()
if err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if expected := `{1,2,3}`; !reflect.DeepEqual(result, expected) {
t.Errorf("Expected %q, got %q", expected, result)
}
}
func BenchmarkInt32ArrayValue(b *testing.B) {
rand.Seed(1)
x := make([]int32, 10)
for i := 0; i < len(x); i++ {
x[i] = rand.Int31()
}
a := Int32Array(x)
for i := 0; i < b.N; i++ {
a.Value()
}
}
func TestStringArrayScanUnsupported(t *testing.T) {
var arr StringArray
err := arr.Scan(true)
if err == nil {
t.Fatal("Expected error when scanning from bool")
}
if !strings.Contains(err.Error(), "bool to StringArray") {
t.Errorf("Expected type to be mentioned when scanning, got %q", err)
}
}
func TestStringArrayScanEmpty(t *testing.T) {
var arr StringArray
err := arr.Scan(`{}`)
if err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if arr == nil || len(arr) != 0 {
t.Errorf("Expected empty, got %#v", arr)
}
}
func TestStringArrayScanNil(t *testing.T) {
arr := StringArray{"x", "x", "x"}
err := arr.Scan(nil)
if err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if arr != nil {
t.Errorf("Expected nil, got %+v", arr)
}
}
var StringArrayStringTests = []struct {
str string
arr StringArray
}{
{`{}`, StringArray{}},
{`{t}`, StringArray{"t"}},
{`{f,1}`, StringArray{"f", "1"}},
{`{"a\\b","c d",","}`, StringArray{"a\\b", "c d", ","}},
}
func TestStringArrayScanBytes(t *testing.T) {
for _, tt := range StringArrayStringTests {
bytes := []byte(tt.str)
arr := StringArray{"x", "x", "x"}
err := arr.Scan(bytes)
if err != nil {
t.Fatalf("Expected no error for %q, got %v", bytes, err)
}
if !reflect.DeepEqual(arr, tt.arr) {
t.Errorf("Expected %+v for %q, got %+v", tt.arr, bytes, arr)
}
}
}
func BenchmarkStringArrayScanBytes(b *testing.B) {
var a StringArray
var x interface{} = []byte(`{a,b,c,d,e,f,g,h,i,j}`)
var y interface{} = []byte(`{"\a","\b","\c","\d","\e","\f","\g","\h","\i","\j"}`)
for i := 0; i < b.N; i++ {
a = StringArray{}
a.Scan(x)
a = StringArray{}
a.Scan(y)
}
}
func TestStringArrayScanString(t *testing.T) {
for _, tt := range StringArrayStringTests {
arr := StringArray{"x", "x", "x"}
err := arr.Scan(tt.str)
if err != nil {
t.Fatalf("Expected no error for %q, got %v", tt.str, err)
}
if !reflect.DeepEqual(arr, tt.arr) {
t.Errorf("Expected %+v for %q, got %+v", tt.arr, tt.str, arr)
}
}
}
func TestStringArrayScanError(t *testing.T) {
for _, tt := range []struct {
input, err string
}{
{``, "unable to parse array"},
{`{`, "unable to parse array"},
{`{{a},{b}}`, "cannot convert ARRAY[2][1] to StringArray"},
{`{NULL}`, "parsing array element index 0: cannot convert nil to string"},
{`{a,NULL}`, "parsing array element index 1: cannot convert nil to string"},
{`{a,b,NULL}`, "parsing array element index 2: cannot convert nil to string"},
} {
arr := StringArray{"x", "x", "x"}
err := arr.Scan(tt.input)
if err == nil {
t.Fatalf("Expected error for %q, got none", tt.input)
}
if !strings.Contains(err.Error(), tt.err) {
t.Errorf("Expected error to contain %q for %q, got %q", tt.err, tt.input, err)
}
if !reflect.DeepEqual(arr, StringArray{"x", "x", "x"}) {
t.Errorf("Expected destination not to change for %q, got %+v", tt.input, arr)
}
}
}
func TestStringArrayValue(t *testing.T) {
result, err := StringArray(nil).Value()
if err != nil {
t.Fatalf("Expected no error for nil, got %v", err)
}
if result != nil {
t.Errorf("Expected nil, got %q", result)
}
result, err = StringArray([]string{}).Value()
if err != nil {
t.Fatalf("Expected no error for empty, got %v", err)
}
if expected := `{}`; !reflect.DeepEqual(result, expected) {
t.Errorf("Expected empty, got %q", result)
}
result, err = StringArray([]string{`a`, `\b`, `c"`, `d,e`}).Value()
if err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if expected := `{"a","\\b","c\"","d,e"}`; !reflect.DeepEqual(result, expected) {
t.Errorf("Expected %q, got %q", expected, result)
}
}
func BenchmarkStringArrayValue(b *testing.B) {
x := make([]string, 10)
for i := 0; i < len(x); i++ {
x[i] = strings.Repeat(`abc"def\ghi`, 5)
}
a := StringArray(x)
for i := 0; i < b.N; i++ {
a.Value()
}
}
func TestGenericArrayScanUnsupported(t *testing.T) {
var s string
var ss []string
var nsa [1]sql.NullString
for _, tt := range []struct {
src, dest interface{}
err string
}{
{nil, nil, "destination <nil> is not a pointer to array or slice"},
{nil, true, "destination bool is not a pointer to array or slice"},
{nil, &s, "destination *string is not a pointer to array or slice"},
{nil, ss, "destination []string is not a pointer to array or slice"},
{nil, &nsa, "<nil> to [1]sql.NullString"},
{true, &ss, "bool to []string"},
{`{{x}}`, &ss, "multidimensional ARRAY[1][1] is not implemented"},
{`{{x},{x}}`, &ss, "multidimensional ARRAY[2][1] is not implemented"},
{`{x}`, &ss, "scanning to string is not implemented"},
} {
err := GenericArray{tt.dest}.Scan(tt.src)
if err == nil {
t.Fatalf("Expected error for [%#v %#v]", tt.src, tt.dest)
}
if !strings.Contains(err.Error(), tt.err) {
t.Errorf("Expected error to contain %q for [%#v %#v], got %q", tt.err, tt.src, tt.dest, err)
}
}
}
func TestGenericArrayScanScannerArrayBytes(t *testing.T) {
src, expected, nsa := []byte(`{NULL,abc,"\""}`),
[3]sql.NullString{{}, {String: `abc`, Valid: true}, {String: `"`, Valid: true}},
[3]sql.NullString{{String: ``, Valid: true}, {}, {}}
if err := (GenericArray{&nsa}).Scan(src); err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if !reflect.DeepEqual(nsa, expected) {
t.Errorf("Expected %v, got %v", expected, nsa)
}
}
func TestGenericArrayScanScannerArrayString(t *testing.T) {
src, expected, nsa := `{NULL,"\"",xyz}`,
[3]sql.NullString{{}, {String: `"`, Valid: true}, {String: `xyz`, Valid: true}},
[3]sql.NullString{{String: ``, Valid: true}, {}, {}}
if err := (GenericArray{&nsa}).Scan(src); err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if !reflect.DeepEqual(nsa, expected) {
t.Errorf("Expected %v, got %v", expected, nsa)
}
}
func TestGenericArrayScanScannerSliceEmpty(t *testing.T) {
var nss []sql.NullString
if err := (GenericArray{&nss}).Scan(`{}`); err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if nss == nil || len(nss) != 0 {
t.Errorf("Expected empty, got %#v", nss)
}
}
func TestGenericArrayScanScannerSliceNil(t *testing.T) {
nss := []sql.NullString{{String: ``, Valid: true}, {}}
if err := (GenericArray{&nss}).Scan(nil); err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if nss != nil {
t.Errorf("Expected nil, got %+v", nss)
}
}
func TestGenericArrayScanScannerSliceBytes(t *testing.T) {
src, expected, nss := []byte(`{NULL,abc,"\""}`),
[]sql.NullString{{}, {String: `abc`, Valid: true}, {String: `"`, Valid: true}},
[]sql.NullString{{String: ``, Valid: true}, {}, {}, {}, {}}
if err := (GenericArray{&nss}).Scan(src); err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if !reflect.DeepEqual(nss, expected) {
t.Errorf("Expected %v, got %v", expected, nss)
}
}
func BenchmarkGenericArrayScanScannerSliceBytes(b *testing.B) {
var a GenericArray
var x interface{} = []byte(`{a,b,c,d,e,f,g,h,i,j}`)
var y interface{} = []byte(`{"\a","\b","\c","\d","\e","\f","\g","\h","\i","\j"}`)
for i := 0; i < b.N; i++ {
a = GenericArray{new([]sql.NullString)}
a.Scan(x)
a = GenericArray{new([]sql.NullString)}
a.Scan(y)
}
}
func TestGenericArrayScanScannerSliceString(t *testing.T) {
src, expected, nss := `{NULL,"\"",xyz}`,
[]sql.NullString{{}, {String: `"`, Valid: true}, {String: `xyz`, Valid: true}},
[]sql.NullString{{String: ``, Valid: true}, {}, {}}
if err := (GenericArray{&nss}).Scan(src); err != nil {
t.Fatalf("Expected no error, got %v", err)
}
if !reflect.DeepEqual(nss, expected) {
t.Errorf("Expected %v, got %v", expected, nss)
}
}
type TildeNullInt64 struct{ sql.NullInt64 }
func (TildeNullInt64) ArrayDelimiter() string { return "~" }
func TestGenericArrayScanDelimiter(t *testing.T) {
src, expected, tnis := `{12~NULL~76}`,
[]TildeNullInt64{{sql.NullInt64{Int64: 12, Valid: true}}, {}, {sql.NullInt64{Int64: 76, Valid: true}}},
[]TildeNullInt64{{sql.NullInt64{Int64: 0, Valid: true}}, {}}
if err := (GenericArray{&tnis}).Scan(src); err != nil {
t.Fatalf("Expected no error for %#v, got %v", src, err)
}
if !reflect.DeepEqual(tnis, expected) {
t.Errorf("Expected %v for %#v, got %v", expected, src, tnis)
}
}
func TestGenericArrayScanErrors(t *testing.T) {
var sa [1]string
var nis []sql.NullInt64
var pss *[]string
for _, tt := range []struct {
src, dest interface{}
err string
}{
{nil, pss, "destination *[]string is nil"},
{`{`, &sa, "unable to parse"},
{`{}`, &sa, "cannot convert ARRAY[0] to [1]string"},
{`{x,x}`, &sa, "cannot convert ARRAY[2] to [1]string"},
{`{x}`, &nis, `parsing array element index 0: converting`},
} {
err := GenericArray{tt.dest}.Scan(tt.src)
if err == nil {
t.Fatalf("Expected error for [%#v %#v]", tt.src, tt.dest)
}
if !strings.Contains(err.Error(), tt.err) {
t.Errorf("Expected error to contain %q for [%#v %#v], got %q", tt.err, tt.src, tt.dest, err)
}
}
}
func TestGenericArrayValueUnsupported(t *testing.T) {
_, err := GenericArray{true}.Value()
if err == nil {
t.Fatal("Expected error for bool")
}
if !strings.Contains(err.Error(), "bool to array") {
t.Errorf("Expected type to be mentioned, got %q", err)
}
}
type ByteArrayValuer [1]byte
type ByteSliceValuer []byte
type FuncArrayValuer struct {
delimiter func() string
value func() (driver.Value, error)
}
func (a ByteArrayValuer) Value() (driver.Value, error) { return a[:], nil }
func (b ByteSliceValuer) Value() (driver.Value, error) { return []byte(b), nil }
func (f FuncArrayValuer) ArrayDelimiter() string { return f.delimiter() }
func (f FuncArrayValuer) Value() (driver.Value, error) { return f.value() }
func TestGenericArrayValue(t *testing.T) {
result, err := GenericArray{nil}.Value()
if err != nil {
t.Fatalf("Expected no error for nil, got %v", err)
}
if result != nil {
t.Errorf("Expected nil, got %q", result)
}
for _, tt := range []interface{}{
[]bool(nil),
[][]int(nil),
[]*int(nil),
[]sql.NullString(nil),
} {
result, err := GenericArray{tt}.Value()
if err != nil {
t.Fatalf("Expected no error for %#v, got %v", tt, err)
}
if result != nil {
t.Errorf("Expected nil for %#v, got %q", tt, result)
}
}
Tilde := func(v driver.Value) FuncArrayValuer {
return FuncArrayValuer{
func() string { return "~" },
func() (driver.Value, error) { return v, nil }}
}
for _, tt := range []struct {
result string
input interface{}
}{
{`{}`, []bool{}},
{`{true}`, []bool{true}},
{`{true,false}`, []bool{true, false}},
{`{true,false}`, [2]bool{true, false}},
{`{}`, [][]int{{}}},
{`{}`, [][]int{{}, {}}},
{`{{1}}`, [][]int{{1}}},
{`{{1},{2}}`, [][]int{{1}, {2}}},
{`{{1,2},{3,4}}`, [][]int{{1, 2}, {3, 4}}},
{`{{1,2},{3,4}}`, [2][2]int{{1, 2}, {3, 4}}},
{`{"a","\\b","c\"","d,e"}`, []string{`a`, `\b`, `c"`, `d,e`}},
{`{"a","\\b","c\"","d,e"}`, [][]byte{{'a'}, {'\\', 'b'}, {'c', '"'}, {'d', ',', 'e'}}},
{`{NULL}`, []*int{nil}},
{`{0,NULL}`, []*int{new(int), nil}},
{`{NULL}`, []sql.NullString{{}}},
{`{"\"",NULL}`, []sql.NullString{{String: `"`, Valid: true}, {}}},
{`{"a","b"}`, []ByteArrayValuer{{'a'}, {'b'}}},
{`{{"a","b"},{"c","d"}}`, [][]ByteArrayValuer{{{'a'}, {'b'}}, {{'c'}, {'d'}}}},
{`{"e","f"}`, []ByteSliceValuer{{'e'}, {'f'}}},
{`{{"e","f"},{"g","h"}}`, [][]ByteSliceValuer{{{'e'}, {'f'}}, {{'g'}, {'h'}}}},
{`{1~2}`, []FuncArrayValuer{Tilde(int64(1)), Tilde(int64(2))}},
{`{{1~2}~{3~4}}`, [][]FuncArrayValuer{{Tilde(int64(1)), Tilde(int64(2))}, {Tilde(int64(3)), Tilde(int64(4))}}},
} {
result, err := GenericArray{tt.input}.Value()
if err != nil {
t.Fatalf("Expected no error for %q, got %v", tt.input, err)
}
if !reflect.DeepEqual(result, tt.result) {
t.Errorf("Expected %q for %q, got %q", tt.result, tt.input, result)
}
}
}
func TestGenericArrayValueErrors(t *testing.T) {
v := []interface{}{func() {}}
if _, err := (GenericArray{v}).Value(); err == nil {
t.Errorf("Expected error for %q, got nil", v)
}
v = []interface{}{nil, func() {}}
if _, err := (GenericArray{v}).Value(); err == nil {
t.Errorf("Expected error for %q, got nil", v)
}
}
func BenchmarkGenericArrayValueBools(b *testing.B) {
rand.Seed(1)
x := make([]bool, 10)
for i := 0; i < len(x); i++ {
x[i] = rand.Intn(2) == 0
}
a := GenericArray{x}
for i := 0; i < b.N; i++ {
a.Value()
}
}
func BenchmarkGenericArrayValueFloat64s(b *testing.B) {
rand.Seed(1)
x := make([]float64, 10)
for i := 0; i < len(x); i++ {
x[i] = rand.NormFloat64()
}
a := GenericArray{x}
for i := 0; i < b.N; i++ {
a.Value()
}
}
func BenchmarkGenericArrayValueInt64s(b *testing.B) {
rand.Seed(1)
x := make([]int64, 10)
for i := 0; i < len(x); i++ {
x[i] = rand.Int63()
}
a := GenericArray{x}
for i := 0; i < b.N; i++ {
a.Value()
}
}
func BenchmarkGenericArrayValueByteSlices(b *testing.B) {
x := make([][]byte, 10)
for i := 0; i < len(x); i++ {
x[i] = bytes.Repeat([]byte(`abc"def\ghi`), 5)
}
a := GenericArray{x}
for i := 0; i < b.N; i++ {
a.Value()
}
}
func BenchmarkGenericArrayValueStrings(b *testing.B) {
x := make([]string, 10)
for i := 0; i < len(x); i++ {
x[i] = strings.Repeat(`abc"def\ghi`, 5)
}
a := GenericArray{x}
for i := 0; i < b.N; i++ {
a.Value()
}
}
func TestArrayScanBackend(t *testing.T) {
db := openTestConn(t)
defer db.Close()
for _, tt := range []struct {
s string
d sql.Scanner
e interface{}
}{
{`ARRAY[true, false]`, new(BoolArray), &BoolArray{true, false}},
{`ARRAY[E'\\xdead', E'\\xbeef']`, new(ByteaArray), &ByteaArray{{'\xDE', '\xAD'}, {'\xBE', '\xEF'}}},
{`ARRAY[1.2, 3.4]`, new(Float64Array), &Float64Array{1.2, 3.4}},
{`ARRAY[1, 2, 3]`, new(Int64Array), &Int64Array{1, 2, 3}},
{`ARRAY['a', E'\\b', 'c"', 'd,e']`, new(StringArray), &StringArray{`a`, `\b`, `c"`, `d,e`}},
} {
err := db.QueryRow(`SELECT ` + tt.s).Scan(tt.d)
if err != nil {
t.Errorf("Expected no error when scanning %s into %T, got %v", tt.s, tt.d, err)
}
if !reflect.DeepEqual(tt.d, tt.e) {
t.Errorf("Expected %v when scanning %s into %T, got %v", tt.e, tt.s, tt.d, tt.d)
}
}
}
func TestArrayValueBackend(t *testing.T) {
db := openTestConn(t)
defer db.Close()
for _, tt := range []struct {
s string
v driver.Valuer
}{
{`ARRAY[true, false]`, BoolArray{true, false}},
{`ARRAY[E'\\xdead', E'\\xbeef']`, ByteaArray{{'\xDE', '\xAD'}, {'\xBE', '\xEF'}}},
{`ARRAY[1.2, 3.4]`, Float64Array{1.2, 3.4}},
{`ARRAY[1, 2, 3]`, Int64Array{1, 2, 3}},
{`ARRAY['a', E'\\b', 'c"', 'd,e']`, StringArray{`a`, `\b`, `c"`, `d,e`}},
} {
var x int
err := db.QueryRow(`SELECT 1 WHERE `+tt.s+` <> $1`, tt.v).Scan(&x)
if err != sql.ErrNoRows {
t.Errorf("Expected %v to equal %s, got %v", tt.v, tt.s, err)
}
}
}
此处可能存在不合适展示的内容，页面不予展示。您可通过相关编辑功能自查并修改。
如您确认内容无涉及 不当用语 / 纯广告导流 / 暴力 / 低俗色情 / 侵权 / 盗版 / 虚假 / 无价值内容或违法国家有关法律法规的内容，可点击提交进行申诉，我们将尽快为您处理。
马建仓 AI 助手
