mirror of https://github.com/jackc/pgx.git
283 lines
9.0 KiB
Go
283 lines
9.0 KiB
Go
package pgtype_test
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import (
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"reflect"
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"testing"
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"github.com/jackc/pgtype"
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"github.com/jackc/pgtype/testutil"
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)
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func TestVarcharArrayTranscode(t *testing.T) {
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testutil.TestSuccessfulTranscode(t, "varchar[]", []interface{}{
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&pgtype.VarcharArray{
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Elements: nil,
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Dimensions: nil,
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Status: pgtype.Present,
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},
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&pgtype.VarcharArray{
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Elements: []pgtype.Varchar{
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{String: "foo", Status: pgtype.Present},
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{Status: pgtype.Null},
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},
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Dimensions: []pgtype.ArrayDimension{{Length: 2, LowerBound: 1}},
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Status: pgtype.Present,
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},
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&pgtype.VarcharArray{Status: pgtype.Null},
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&pgtype.VarcharArray{
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Elements: []pgtype.Varchar{
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{String: "bar ", Status: pgtype.Present},
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{String: "NuLL", Status: pgtype.Present},
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{String: `wow"quz\`, Status: pgtype.Present},
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{String: "", Status: pgtype.Present},
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{Status: pgtype.Null},
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{String: "null", Status: pgtype.Present},
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},
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Dimensions: []pgtype.ArrayDimension{{Length: 3, LowerBound: 1}, {Length: 2, LowerBound: 1}},
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Status: pgtype.Present,
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},
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&pgtype.VarcharArray{
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Elements: []pgtype.Varchar{
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{String: "bar", Status: pgtype.Present},
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{String: "baz", Status: pgtype.Present},
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{String: "quz", Status: pgtype.Present},
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{String: "foo", Status: pgtype.Present},
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},
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Dimensions: []pgtype.ArrayDimension{
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{Length: 2, LowerBound: 4},
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{Length: 2, LowerBound: 2},
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},
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Status: pgtype.Present,
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},
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})
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}
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func TestVarcharArraySet(t *testing.T) {
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successfulTests := []struct {
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source interface{}
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result pgtype.VarcharArray
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}{
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{
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source: []string{"foo"},
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result: pgtype.VarcharArray{
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Elements: []pgtype.Varchar{{String: "foo", Status: pgtype.Present}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
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Status: pgtype.Present},
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},
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{
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source: (([]string)(nil)),
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result: pgtype.VarcharArray{Status: pgtype.Null},
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},
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{
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source: [][]string{{"foo"}, {"bar"}},
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result: pgtype.VarcharArray{
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Elements: []pgtype.Varchar{{String: "foo", Status: pgtype.Present}, {String: "bar", Status: pgtype.Present}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 2}, {LowerBound: 1, Length: 1}},
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Status: pgtype.Present},
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},
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{
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source: [][][][]string{{{{"foo", "bar", "baz"}}}, {{{"wibble", "wobble", "wubble"}}}},
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result: pgtype.VarcharArray{
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Elements: []pgtype.Varchar{
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{String: "foo", Status: pgtype.Present},
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{String: "bar", Status: pgtype.Present},
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{String: "baz", Status: pgtype.Present},
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{String: "wibble", Status: pgtype.Present},
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{String: "wobble", Status: pgtype.Present},
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{String: "wubble", Status: pgtype.Present}},
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Dimensions: []pgtype.ArrayDimension{
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{LowerBound: 1, Length: 2},
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{LowerBound: 1, Length: 1},
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{LowerBound: 1, Length: 1},
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{LowerBound: 1, Length: 3}},
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Status: pgtype.Present},
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},
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{
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source: [2][1]string{{"foo"}, {"bar"}},
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result: pgtype.VarcharArray{
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Elements: []pgtype.Varchar{{String: "foo", Status: pgtype.Present}, {String: "bar", Status: pgtype.Present}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 2}, {LowerBound: 1, Length: 1}},
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Status: pgtype.Present},
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},
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{
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source: [2][1][1][3]string{{{{"foo", "bar", "baz"}}}, {{{"wibble", "wobble", "wubble"}}}},
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result: pgtype.VarcharArray{
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Elements: []pgtype.Varchar{
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{String: "foo", Status: pgtype.Present},
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{String: "bar", Status: pgtype.Present},
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{String: "baz", Status: pgtype.Present},
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{String: "wibble", Status: pgtype.Present},
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{String: "wobble", Status: pgtype.Present},
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{String: "wubble", Status: pgtype.Present}},
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Dimensions: []pgtype.ArrayDimension{
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{LowerBound: 1, Length: 2},
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{LowerBound: 1, Length: 1},
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{LowerBound: 1, Length: 1},
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{LowerBound: 1, Length: 3}},
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Status: pgtype.Present},
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},
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}
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for i, tt := range successfulTests {
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var r pgtype.VarcharArray
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err := r.Set(tt.source)
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if err != nil {
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t.Errorf("%d: %v", i, err)
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}
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if !reflect.DeepEqual(r, tt.result) {
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t.Errorf("%d: expected %v to convert to %v, but it was %v", i, tt.source, tt.result, r)
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}
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}
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}
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func TestVarcharArrayAssignTo(t *testing.T) {
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var stringSlice []string
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type _stringSlice []string
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var namedStringSlice _stringSlice
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var stringSliceDim2 [][]string
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var stringSliceDim4 [][][][]string
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var stringArrayDim2 [2][1]string
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var stringArrayDim4 [2][1][1][3]string
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simpleTests := []struct {
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src pgtype.VarcharArray
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dst interface{}
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expected interface{}
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}{
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{
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src: pgtype.VarcharArray{
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Elements: []pgtype.Varchar{{String: "foo", Status: pgtype.Present}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
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Status: pgtype.Present,
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},
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dst: &stringSlice,
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expected: []string{"foo"},
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},
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{
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src: pgtype.VarcharArray{
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Elements: []pgtype.Varchar{{String: "bar", Status: pgtype.Present}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
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Status: pgtype.Present,
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},
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dst: &namedStringSlice,
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expected: _stringSlice{"bar"},
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},
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{
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src: pgtype.VarcharArray{Status: pgtype.Null},
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dst: &stringSlice,
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expected: (([]string)(nil)),
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},
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{
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src: pgtype.VarcharArray{Status: pgtype.Present},
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dst: &stringSlice,
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expected: []string{},
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},
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{
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src: pgtype.VarcharArray{
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Elements: []pgtype.Varchar{{String: "foo", Status: pgtype.Present}, {String: "bar", Status: pgtype.Present}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 2}, {LowerBound: 1, Length: 1}},
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Status: pgtype.Present},
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dst: &stringSliceDim2,
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expected: [][]string{{"foo"}, {"bar"}},
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},
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{
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src: pgtype.VarcharArray{
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Elements: []pgtype.Varchar{
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{String: "foo", Status: pgtype.Present},
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{String: "bar", Status: pgtype.Present},
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{String: "baz", Status: pgtype.Present},
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{String: "wibble", Status: pgtype.Present},
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{String: "wobble", Status: pgtype.Present},
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{String: "wubble", Status: pgtype.Present}},
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Dimensions: []pgtype.ArrayDimension{
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{LowerBound: 1, Length: 2},
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{LowerBound: 1, Length: 1},
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{LowerBound: 1, Length: 1},
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{LowerBound: 1, Length: 3}},
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Status: pgtype.Present},
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dst: &stringSliceDim4,
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expected: [][][][]string{{{{"foo", "bar", "baz"}}}, {{{"wibble", "wobble", "wubble"}}}},
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},
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{
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src: pgtype.VarcharArray{
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Elements: []pgtype.Varchar{{String: "foo", Status: pgtype.Present}, {String: "bar", Status: pgtype.Present}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 2}, {LowerBound: 1, Length: 1}},
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Status: pgtype.Present},
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dst: &stringArrayDim2,
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expected: [2][1]string{{"foo"}, {"bar"}},
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},
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{
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src: pgtype.VarcharArray{
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Elements: []pgtype.Varchar{
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{String: "foo", Status: pgtype.Present},
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{String: "bar", Status: pgtype.Present},
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{String: "baz", Status: pgtype.Present},
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{String: "wibble", Status: pgtype.Present},
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{String: "wobble", Status: pgtype.Present},
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{String: "wubble", Status: pgtype.Present}},
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Dimensions: []pgtype.ArrayDimension{
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{LowerBound: 1, Length: 2},
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{LowerBound: 1, Length: 1},
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{LowerBound: 1, Length: 1},
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{LowerBound: 1, Length: 3}},
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Status: pgtype.Present},
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dst: &stringArrayDim4,
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expected: [2][1][1][3]string{{{{"foo", "bar", "baz"}}}, {{{"wibble", "wobble", "wubble"}}}},
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},
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}
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for i, tt := range simpleTests {
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err := tt.src.AssignTo(tt.dst)
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if err != nil {
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t.Errorf("%d: %v", i, err)
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}
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if dst := reflect.ValueOf(tt.dst).Elem().Interface(); !reflect.DeepEqual(dst, tt.expected) {
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t.Errorf("%d: expected %v to assign %v, but result was %v", i, tt.src, tt.expected, dst)
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}
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}
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errorTests := []struct {
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src pgtype.VarcharArray
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dst interface{}
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}{
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{
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src: pgtype.VarcharArray{
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Elements: []pgtype.Varchar{{Status: pgtype.Null}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
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Status: pgtype.Present,
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},
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dst: &stringSlice,
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},
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{
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src: pgtype.VarcharArray{
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Elements: []pgtype.Varchar{{String: "foo", Status: pgtype.Present}, {String: "bar", Status: pgtype.Present}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}, {LowerBound: 1, Length: 2}},
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Status: pgtype.Present},
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dst: &stringArrayDim2,
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},
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{
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src: pgtype.VarcharArray{
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Elements: []pgtype.Varchar{{String: "foo", Status: pgtype.Present}, {String: "bar", Status: pgtype.Present}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}, {LowerBound: 1, Length: 2}},
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Status: pgtype.Present},
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dst: &stringSlice,
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},
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{
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src: pgtype.VarcharArray{
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Elements: []pgtype.Varchar{{String: "foo", Status: pgtype.Present}, {String: "bar", Status: pgtype.Present}},
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Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 2}, {LowerBound: 1, Length: 1}},
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Status: pgtype.Present},
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dst: &stringArrayDim4,
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},
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}
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for i, tt := range errorTests {
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err := tt.src.AssignTo(tt.dst)
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if err == nil {
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t.Errorf("%d: expected error but none was returned (%v -> %v)", i, tt.src, tt.dst)
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}
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}
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}
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