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type_info_test.go
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package duckdb
import (
"testing"
"github.com/stretchr/testify/require"
)
type testTypeValues struct {
input string
output string
}
type testTypeInfo struct {
TypeInfo
testTypeValues
}
var testPrimitiveSQLValues = map[Type]testTypeValues{
TYPE_BOOLEAN: {input: `true::BOOLEAN`, output: `true`},
TYPE_TINYINT: {input: `42::TINYINT`, output: `42`},
TYPE_SMALLINT: {input: `42::SMALLINT`, output: `42`},
TYPE_INTEGER: {input: `42::INTEGER`, output: `42`},
TYPE_BIGINT: {input: `42::BIGINT`, output: `42`},
TYPE_UTINYINT: {input: `43::UTINYINT`, output: `43`},
TYPE_USMALLINT: {input: `43::USMALLINT`, output: `43`},
TYPE_UINTEGER: {input: `43::UINTEGER`, output: `43`},
TYPE_UBIGINT: {input: `43::UBIGINT`, output: `43`},
TYPE_FLOAT: {input: `1.7::FLOAT`, output: `1.7`},
TYPE_DOUBLE: {input: `1.7::DOUBLE`, output: `1.7`},
TYPE_TIMESTAMP: {input: `TIMESTAMP '1992-09-20 11:30:00.123456789'`, output: `1992-09-20 11:30:00.123456`},
TYPE_DATE: {input: `DATE '1992-09-20 11:30:00.123456789'`, output: `1992-09-20`},
TYPE_TIME: {input: `TIME '1992-09-20 11:30:00.123456789'`, output: `11:30:00.123456`},
TYPE_INTERVAL: {input: `INTERVAL 1 YEAR`, output: `1 year`},
TYPE_HUGEINT: {input: `44::HUGEINT`, output: `44`},
TYPE_VARCHAR: {input: `'hello world'::VARCHAR`, output: `hello world`},
TYPE_BLOB: {input: `'\xAA'::BLOB`, output: `\xAA`},
TYPE_TIMESTAMP_S: {input: `TIMESTAMP_S '1992-09-20 11:30:00.123456789'`, output: `1992-09-20 11:30:00`},
TYPE_TIMESTAMP_MS: {input: `TIMESTAMP_MS '1992-09-20 11:30:00.123456789'`, output: `1992-09-20 11:30:00.123`},
TYPE_TIMESTAMP_NS: {input: `TIMESTAMP_NS '1992-09-20 11:30:00.123456789'`, output: `1992-09-20 11:30:00.123456789`},
TYPE_UUID: {input: `uuid()`, output: ``},
TYPE_TIMESTAMP_TZ: {input: `TIMESTAMPTZ '1992-09-20 11:30:00.123456789'`, output: `1992-09-20 11:30:00.123456+00`},
}
func getTypeInfos(t *testing.T, useAny bool) []testTypeInfo {
var primitiveTypes []Type
for k := range typeToStringMap {
_, inMap := unsupportedTypeToStringMap[k]
if inMap && k != TYPE_ANY {
continue
}
if k == TYPE_ANY && !useAny {
continue
}
switch k {
case TYPE_DECIMAL, TYPE_ENUM, TYPE_LIST, TYPE_STRUCT, TYPE_MAP, TYPE_SQLNULL:
continue
}
primitiveTypes = append(primitiveTypes, k)
}
// Create each primitive type information.
var testTypeInfos []testTypeInfo
for _, primitive := range primitiveTypes {
info, err := NewTypeInfo(primitive)
require.NoError(t, err)
testInfo := testTypeInfo{
TypeInfo: info,
testTypeValues: testPrimitiveSQLValues[primitive],
}
testTypeInfos = append(testTypeInfos, testInfo)
}
// Create nested type information.
info, err := NewDecimalInfo(3, 2)
require.NoError(t, err)
decimalTypeInfo := testTypeInfo{
TypeInfo: info,
testTypeValues: testTypeValues{
input: `4::DECIMAL(3, 2)`,
output: `4.00`,
},
}
info, err = NewEnumInfo("hello", "world", "!")
require.NoError(t, err)
enumTypeInfo := testTypeInfo{
TypeInfo: info,
testTypeValues: testTypeValues{
input: `'hello'::greeting`,
output: `hello`,
},
}
info, err = NewListInfo(decimalTypeInfo)
require.NoError(t, err)
listTypeInfo := testTypeInfo{
TypeInfo: info,
testTypeValues: testTypeValues{
input: `[4::DECIMAL(3, 2)]`,
output: `[4.00]`,
},
}
info, err = NewListInfo(listTypeInfo)
require.NoError(t, err)
nestedListTypeInfo := testTypeInfo{
TypeInfo: info,
testTypeValues: testTypeValues{
input: `[[4::DECIMAL(3, 2)]]`,
output: `[[4.00]]`,
},
}
firstEntry, err := NewStructEntry(enumTypeInfo, "hello")
require.NoError(t, err)
secondEntry, err := NewStructEntry(nestedListTypeInfo, "world")
require.NoError(t, err)
info, err = NewStructInfo(firstEntry, secondEntry)
require.NoError(t, err)
structTypeInfo := testTypeInfo{
TypeInfo: info,
testTypeValues: testTypeValues{
input: `{'hello': 'hello'::greeting, 'world': [[4::DECIMAL(3, 2)]]}`,
output: `{'hello': hello, 'world': [[4.00]]}`,
},
}
firstEntry, err = NewStructEntry(structTypeInfo, "hello")
require.NoError(t, err)
secondEntry, err = NewStructEntry(listTypeInfo, "world")
require.NoError(t, err)
info, err = NewStructInfo(firstEntry, secondEntry)
require.NoError(t, err)
nestedStructTypeInfo := testTypeInfo{
TypeInfo: info,
testTypeValues: testTypeValues{
input: `{
'hello': {'hello': 'hello'::greeting, 'world': [[4::DECIMAL(3, 2)]]},
'world': [4::DECIMAL(3, 2)]
}`,
output: `{'hello': {'hello': hello, 'world': [[4.00]]}, 'world': [4.00]}`,
},
}
info, err = NewMapInfo(decimalTypeInfo, nestedStructTypeInfo)
require.NoError(t, err)
mapTypeInfo := testTypeInfo{
TypeInfo: info,
testTypeValues: testTypeValues{
input: `MAP {
4::DECIMAL(3, 2) : {
'hello': {'hello': 'hello'::greeting, 'world': [[4::DECIMAL(3, 2)]]},
'world': [4::DECIMAL(3, 2)]
}
}`,
output: `{4.00={'hello': {'hello': hello, 'world': [[4.00]]}, 'world': [4.00]}}`,
},
}
testTypeInfos = append(testTypeInfos, decimalTypeInfo, enumTypeInfo, listTypeInfo, nestedListTypeInfo, structTypeInfo, nestedStructTypeInfo, mapTypeInfo)
return testTypeInfos
}
func TestTypeInterface(t *testing.T) {
testTypeInfos := getTypeInfos(t, true)
// Use each type as a child.
for _, info := range testTypeInfos {
_, err := NewListInfo(info.TypeInfo)
require.NoError(t, err)
}
}
func TestErrTypeInfo(t *testing.T) {
t.Parallel()
var incorrectTypes []Type
incorrectTypes = append(incorrectTypes, TYPE_DECIMAL, TYPE_ENUM, TYPE_LIST, TYPE_STRUCT, TYPE_MAP)
for _, incorrect := range incorrectTypes {
_, err := NewTypeInfo(incorrect)
testError(t, err, errAPI.Error(), tryOtherFuncErrMsg)
}
var unsupportedTypes []Type
for k := range unsupportedTypeToStringMap {
if k != TYPE_ANY {
unsupportedTypes = append(unsupportedTypes, k)
}
}
unsupportedTypes = append(unsupportedTypes, TYPE_SQLNULL)
for _, unsupported := range unsupportedTypes {
_, err := NewTypeInfo(unsupported)
testError(t, err, errAPI.Error(), unsupportedTypeErrMsg)
}
// Invalid DECIMAL.
_, err := NewDecimalInfo(0, 0)
testError(t, err, errAPI.Error(), errInvalidDecimalWidth.Error())
_, err = NewDecimalInfo(42, 20)
testError(t, err, errAPI.Error(), errInvalidDecimalWidth.Error())
_, err = NewDecimalInfo(5, 6)
testError(t, err, errAPI.Error(), errInvalidDecimalScale.Error())
// Invalid ENUM.
_, err = NewEnumInfo("hello", "hello")
testError(t, err, errAPI.Error(), duplicateNameErrMsg)
_, err = NewEnumInfo("hello", "world", "hello")
testError(t, err, errAPI.Error(), duplicateNameErrMsg)
validInfo, err := NewTypeInfo(TYPE_FLOAT)
require.NoError(t, err)
// Invalid STRUCT entry.
_, err = NewStructEntry(validInfo, "")
testError(t, err, errAPI.Error(), errEmptyName.Error())
validStructEntry, err := NewStructEntry(validInfo, "hello")
require.NoError(t, err)
otherValidStructEntry, err := NewStructEntry(validInfo, "you")
require.NoError(t, err)
nilStructEntry, err := NewStructEntry(nil, "hello")
require.NoError(t, err)
// Invalid interfaces.
_, err = NewListInfo(nil)
testError(t, err, errAPI.Error(), interfaceIsNilErrMsg)
_, err = NewStructInfo(nil)
testError(t, err, errAPI.Error(), interfaceIsNilErrMsg)
_, err = NewStructInfo(validStructEntry, nil)
testError(t, err, errAPI.Error(), interfaceIsNilErrMsg)
_, err = NewStructInfo(nilStructEntry, validStructEntry)
testError(t, err, errAPI.Error(), interfaceIsNilErrMsg)
_, err = NewStructInfo(validStructEntry, nilStructEntry)
testError(t, err, errAPI.Error(), interfaceIsNilErrMsg)
_, err = NewStructInfo(validStructEntry, validStructEntry)
testError(t, err, errAPI.Error(), duplicateNameErrMsg)
_, err = NewStructInfo(validStructEntry, otherValidStructEntry, validStructEntry)
testError(t, err, errAPI.Error(), duplicateNameErrMsg)
_, err = NewMapInfo(nil, validInfo)
testError(t, err, errAPI.Error(), interfaceIsNilErrMsg)
_, err = NewMapInfo(validInfo, nil)
testError(t, err, errAPI.Error(), interfaceIsNilErrMsg)
}