Row and Array Comparisons (IN, NOT_IN).

This commit is contained in:
zer0sub 2019-06-04 11:52:37 +02:00
parent d69c67569a
commit 384c0c67f5
19 changed files with 170 additions and 231 deletions

View file

@ -1,8 +1,6 @@
package sqlbuilder
import (
"fmt"
"gotest.tools/assert"
"testing"
)
@ -18,6 +16,10 @@ func TestBoolExpressionNOT_EQ(t *testing.T) {
func TestBoolExpressionIS_TRUE(t *testing.T) {
assertExpressionSerialize(t, table1ColBool.IS_TRUE(), "table1.colBool IS TRUE")
assertExpressionSerialize(t, (Int(2).EQ(table1ColInt)).IS_TRUE(),
`($1 = table1.colInt) IS TRUE`, int64(2))
assertExpressionSerialize(t, (Int(2).EQ(table1ColInt)).IS_TRUE().AND(Int(4).EQ(table2ColInt)),
`(($1 = table1.colInt) IS TRUE AND ($2 = table2.colInt))`, int64(2), int64(4))
}
func TestBoolExpressionIS_NOT_TRUE(t *testing.T) {
@ -40,155 +42,32 @@ func TestBoolExpressionIS_NOT_UNKNOWN(t *testing.T) {
assertExpressionSerialize(t, table1ColBool.IS_NOT_UNKNOWN(), "table1.colBool IS NOT UNKNOWN")
}
func TestBinaryExpression(t *testing.T) {
boolExpression := EQ(Literal(2), Literal(3))
func TestBinaryBoolExpression(t *testing.T) {
boolExpression := Int(2).EQ(Int(3))
out := queryData{}
err := boolExpression.serialize(select_statement, &out)
assert.NilError(t, err)
assert.Equal(t, out.buff.String(), "($1 = $2)")
assert.Equal(t, len(out.args), 2)
t.Run("alias", func(t *testing.T) {
alias := boolExpression.AS("alias_eq_expression")
out := queryData{}
err := alias.serializeForProjection(select_statement, &out)
assert.NilError(t, err)
assert.Equal(t, out.buff.String(), `$1 = $2 AS "alias_eq_expression"`)
})
t.Run("and", func(t *testing.T) {
exp := boolExpression.AND(EQ(Literal(4), Literal(5)))
out := queryData{}
err := exp.serialize(select_statement, &out)
assert.NilError(t, err)
assert.Equal(t, out.buff.String(), `(($1 = $2) AND ($3 = $4))`)
})
t.Run("or", func(t *testing.T) {
exp := boolExpression.OR(EQ(Literal(4), Literal(5)))
out := queryData{}
err := exp.serialize(select_statement, &out)
assert.NilError(t, err)
assert.Equal(t, out.buff.String(), `(($1 = $2) OR ($3 = $4))`)
})
assertExpressionSerialize(t, boolExpression, "($1 = $2)", int64(2), int64(3))
assertProjectionSerialize(t, boolExpression.AS("alias_eq_expression"),
`$1 = $2 AS "alias_eq_expression"`, int64(2), int64(3))
assertExpressionSerialize(t, boolExpression.AND(Int(4).EQ(Int(5))),
"(($1 = $2) AND ($3 = $4))", int64(2), int64(3), int64(4), int64(5))
assertExpressionSerialize(t, boolExpression.OR(Int(4).EQ(Int(5))),
"(($1 = $2) OR ($3 = $4))", int64(2), int64(3), int64(4), int64(5))
}
func TestUnaryExpression(t *testing.T) {
notExpression := NOT(EQ(Literal(2), Literal(1)))
out := queryData{}
err := notExpression.serialize(select_statement, &out)
assert.NilError(t, err)
assert.Equal(t, out.buff.String(), "NOT ($1 = $2)")
t.Run("alias", func(t *testing.T) {
alias := notExpression.AS("alias_not_expression")
out := queryData{}
err := alias.serializeForProjection(select_statement, &out)
assert.NilError(t, err)
assert.Equal(t, out.buff.String(), `NOT ($1 = $2) AS "alias_not_expression"`)
})
t.Run("and", func(t *testing.T) {
exp := notExpression.AND(EQ(Literal(4), Literal(5)))
out := queryData{}
err := exp.serialize(select_statement, &out)
assert.NilError(t, err)
assert.Equal(t, out.buff.String(), `(NOT ($1 = $2) AND ($3 = $4))`)
})
}
func TestUnaryIsTrueExpression(t *testing.T) {
exp := IS_TRUE(EQ(Literal(2), Literal(1)))
out := queryData{}
err := exp.serialize(select_statement, &out)
assert.NilError(t, err)
assert.Equal(t, out.buff.String(), "($1 = $2) IS TRUE")
t.Run("and", func(t *testing.T) {
exp := exp.AND(EQ(Literal(4), Literal(5)))
out := queryData{}
err := exp.serialize(select_statement, &out)
assert.NilError(t, err)
assert.Equal(t, out.buff.String(), `(($1 = $2) IS TRUE AND ($3 = $4))`)
})
}
func TestBoolLiteral(t *testing.T) {
literal := Bool(true)
out := queryData{}
err := literal.serialize(select_statement, &out)
assert.NilError(t, err)
assert.Equal(t, out.buff.String(), "$1")
assertExpressionSerialize(t, Bool(true), "$1", true)
assertExpressionSerialize(t, Bool(false), "$1", false)
}
func TestExists(t *testing.T) {
query := EXISTS(
assertExpressionSerialize(t, EXISTS(
table2.
SELECT(Literal(1)).
SELECT(Int(1)).
WHERE(table1Col1.EQ(table2Col3)),
)
out := queryData{}
err := query.serialize(select_statement, &out)
fmt.Println(out.buff.String())
assert.NilError(t, err)
expectedSql :=
),
`EXISTS (
SELECT $1
FROM db.table2
WHERE table1.col1 = table2.col3
)`
assert.Equal(t, out.buff.String(), expectedSql)
}
func TestIn(t *testing.T) {
query := Literal(1.11).IN(table1.SELECT(table1Col1))
out := queryData{}
err := query.serialize(select_statement, &out, NO_WRAP)
assert.NilError(t, err)
fmt.Println(out.buff.String())
assert.Equal(t, out.buff.String(), `$1 IN (
SELECT table1.col1 AS "table1.col1"
FROM db.table1
)`)
query2 := ROW(Literal(12), table1Col1).IN(table2.SELECT(table2Col3, table3Col1))
out = queryData{}
err = query2.serialize(select_statement, &out)
assert.NilError(t, err)
fmt.Println(out.buff.String())
assert.Equal(t, out.buff.String(), `(ROW($1, table1.col1) IN (
SELECT table2.col3 AS "table2.col3",
table3.col1 AS "table3.col1"
FROM db.table2
))`)
)`, int64(1))
}

View file

@ -1,7 +1,6 @@
package sqlbuilder
import (
"fmt"
"gotest.tools/assert"
"testing"
)
@ -15,7 +14,6 @@ func TestDeleteWithWhere(t *testing.T) {
sql, _, err := table1.DELETE().WHERE(table1Col1.EQ(Int(1))).Sql()
assert.NilError(t, err)
fmt.Println(sql)
expectedSql := `
DELETE FROM db.table1
WHERE table1.col1 = $1;

View file

@ -14,8 +14,8 @@ type expression interface {
IS_NULL() BoolExpression
IS_NOT_NULL() BoolExpression
IN(subQuery selectStatement) BoolExpression
NOT_IN(subQuery selectStatement) BoolExpression
IN(expressions ...expression) BoolExpression
NOT_IN(expressions ...expression) BoolExpression
AS(alias string) projection
@ -46,12 +46,12 @@ func (e *expressionInterfaceImpl) IS_NOT_NULL() BoolExpression {
return newPostifxBoolExpression(e.parent, "IS NOT NULL")
}
func (e *expressionInterfaceImpl) IN(subQuery selectStatement) BoolExpression {
return newBinaryBoolExpression(e.parent, subQuery, "IN")
func (e *expressionInterfaceImpl) IN(expressions ...expression) BoolExpression {
return newBinaryBoolExpression(e.parent, WRAP(expressions...), "IN")
}
func (e *expressionInterfaceImpl) NOT_IN(subQuery selectStatement) BoolExpression {
return newBinaryBoolExpression(e.parent, subQuery, "NOT IN")
func (e *expressionInterfaceImpl) NOT_IN(expressions ...expression) BoolExpression {
return newBinaryBoolExpression(e.parent, WRAP(expressions...), "NOT IN")
}
func (e *expressionInterfaceImpl) AS(alias string) projection {

View file

@ -107,7 +107,7 @@ func (s *ExprSuite) TestOrExpr(c *gc.C) {
}
func (s *ExprSuite) TestAddExpr(c *gc.C) {
expr := Add(Literal(1), Literal(2), Literal(3))
expr := Add(literal(1), literal(2), literal(3))
buf := &bytes.Buffer{}
@ -119,7 +119,7 @@ func (s *ExprSuite) TestAddExpr(c *gc.C) {
}
func (s *ExprSuite) TestSubExpr(c *gc.C) {
expr := Sub(Literal(1), Literal(2), Literal(3))
expr := Sub(literal(1), literal(2), literal(3))
buf := &bytes.Buffer{}
@ -131,7 +131,7 @@ func (s *ExprSuite) TestSubExpr(c *gc.C) {
}
func (s *ExprSuite) TestMulExpr(c *gc.C) {
expr := Mul(Literal(1), Literal(2), Literal(3))
expr := Mul(literal(1), literal(2), literal(3))
buf := &bytes.Buffer{}
@ -143,7 +143,7 @@ func (s *ExprSuite) TestMulExpr(c *gc.C) {
}
func (s *ExprSuite) TestDivExpr(c *gc.C) {
expr := Div(Literal(1), Literal(2), Literal(3))
expr := Div(literal(1), literal(2), literal(3))
buf := &bytes.Buffer{}
@ -388,7 +388,7 @@ func (s *ExprSuite) TestColumnValue(c *gc.C) {
}
func (s *ExprSuite) TestBitwiseOr(c *gc.C) {
clause := BitOr(Literal(1), Literal(2))
clause := BitOr(literal(1), literal(2))
buf := &bytes.Buffer{}
@ -400,7 +400,7 @@ func (s *ExprSuite) TestBitwiseOr(c *gc.C) {
}
func (s *ExprSuite) TestBitwiseAnd(c *gc.C) {
clause := BitAnd(Literal(1), Literal(2))
clause := BitAnd(literal(1), literal(2))
buf := &bytes.Buffer{}
@ -412,7 +412,7 @@ func (s *ExprSuite) TestBitwiseAnd(c *gc.C) {
}
func (s *ExprSuite) TestBitwiseXor(c *gc.C) {
clause := BitXor(Literal(1), Literal(2))
clause := BitXor(literal(1), literal(2))
buf := &bytes.Buffer{}
@ -424,7 +424,7 @@ func (s *ExprSuite) TestBitwiseXor(c *gc.C) {
}
func (s *ExprSuite) TestPlus(c *gc.C) {
clause := Plus(Literal(1), Literal(2))
clause := Plus(literal(1), literal(2))
buf := &bytes.Buffer{}
@ -436,7 +436,7 @@ func (s *ExprSuite) TestPlus(c *gc.C) {
}
func (s *ExprSuite) TestMinus(c *gc.C) {
clause := Minus(Literal(1), Literal(2))
clause := Minus(literal(1), literal(2))
buf := &bytes.Buffer{}

View file

@ -60,3 +60,35 @@ func TestExpressionCAST_TO_TIMESTAMP(t *testing.T) {
func TestExpressionCAST_TO_TIMESTAMPZ(t *testing.T) {
assertExpressionSerialize(t, table2Col3.CAST_TO_TIMESTAMPZ(), "table2.col3::timestamp with time zone")
}
func TestIN(t *testing.T) {
assertExpressionSerialize(t, Float(1.11).IN(table1.SELECT(table1Col1)),
`($1 IN ((
SELECT table1.col1 AS "table1.col1"
FROM db.table1
)))`, float64(1.11))
assertExpressionSerialize(t, ROW(Int(12), table1Col1).IN(table2.SELECT(table2Col3, table3Col1)),
`(ROW($1, table1.col1) IN ((
SELECT table2.col3 AS "table2.col3",
table3.col1 AS "table3.col1"
FROM db.table2
)))`, int64(12))
}
func TestNOT_IN(t *testing.T) {
assertExpressionSerialize(t, Float(1.11).NOT_IN(table1.SELECT(table1Col1)),
`($1 NOT IN ((
SELECT table1.col1 AS "table1.col1"
FROM db.table1
)))`, float64(1.11))
assertExpressionSerialize(t, ROW(Int(12), table1Col1).NOT_IN(table2.SELECT(table2Col3, table3Col1)),
`(ROW($1, table1.col1) NOT IN ((
SELECT table2.col3 AS "table2.col3",
table3.col1 AS "table3.col1"
FROM db.table2
)))`, int64(12))
}

View file

@ -49,9 +49,6 @@ func (f *funcExpressionImpl) serialize(statement statementType, out *queryData,
return nil
}
func ROW(expressions ...expression) expression {
return newFunc("ROW", expressions, nil)
}
type boolFunc struct {
funcExpressionImpl
@ -179,6 +176,10 @@ func newTimestampzFunc(name string, expressions ...expression) *timestampzFunc {
return timestampzFunc
}
func ROW(expressions ...expression) expression {
return newFunc("ROW", expressions, nil)
}
// ------------------ Mathematical functions ---------------//
func ABSf(floatExpression FloatExpression) FloatExpression {
@ -370,8 +371,8 @@ func DECODE(data StringExpression, format StringExpression) StringExpression {
return newStringFunc("DECODE", data, format)
}
//func FORMAT(formatStr StringExpression, formatArgs ...expression) StringExpression {
// args := []expression{formatStr}
//func FORMAT(formatStr StringExpression, formatArgs ...expressions) StringExpression {
// args := []expressions{formatStr}
// args = append(args, formatArgs...)
// return newStringFunc("FORMAT", args...)
//}
@ -479,7 +480,7 @@ func CURRENT_TIME(precision ...int) TimezExpression {
var timezFunc *timezFunc
if len(precision) > 0 {
timezFunc = newTimezFunc("CURRENT_TIME", ConstantLiteral(precision[0]))
timezFunc = newTimezFunc("CURRENT_TIME", constLiteral(precision[0]))
} else {
timezFunc = newTimezFunc("CURRENT_TIME")
}
@ -493,7 +494,7 @@ func CURRENT_TIMESTAMP(precision ...int) TimestampzExpression {
var timestampzFunc *timestampzFunc
if len(precision) > 0 {
timestampzFunc = newTimestampzFunc("CURRENT_TIMESTAMP", ConstantLiteral(precision[0]))
timestampzFunc = newTimestampzFunc("CURRENT_TIMESTAMP", constLiteral(precision[0]))
} else {
timestampzFunc = newTimestampzFunc("CURRENT_TIMESTAMP")
}
@ -507,7 +508,7 @@ func LOCALTIME(precision ...int) TimeExpression {
var timeFunc *timeFunc
if len(precision) > 0 {
timeFunc = newTimeFunc("LOCALTIME", ConstantLiteral(precision[0]))
timeFunc = newTimeFunc("LOCALTIME", constLiteral(precision[0]))
} else {
timeFunc = newTimeFunc("LOCALTIME")
}
@ -521,7 +522,7 @@ func LOCALTIMESTAMP(precision ...int) TimestampExpression {
var timestampFunc *timestampFunc
if len(precision) > 0 {
timestampFunc = newTimestampFunc("LOCALTIMESTAMP", ConstantLiteral(precision[0]))
timestampFunc = newTimestampFunc("LOCALTIMESTAMP", constLiteral(precision[0]))
} else {
timestampFunc = newTimestampFunc("LOCALTIMESTAMP")
}

View file

@ -59,7 +59,7 @@ func (i *insertStatementImpl) VALUES(values ...interface{}) insertStatement {
if clause, ok := value.(clause); ok {
literalRow = append(literalRow, clause)
} else {
literalRow = append(literalRow, Literal(value))
literalRow = append(literalRow, literal(value))
}
}
@ -97,7 +97,7 @@ func (i *insertStatementImpl) VALUES_MAPPING(data interface{}) insertStatement {
return i
}
rowValues = append(rowValues, Literal(structField.Interface()))
rowValues = append(rowValues, literal(structField.Interface()))
}
i.rows = append(i.rows, rowValues)

View file

@ -9,15 +9,15 @@ type literalExpression struct {
constant bool
}
func Literal(value interface{}) *literalExpression {
func literal(value interface{}) *literalExpression {
exp := literalExpression{value: value}
exp.expressionInterfaceImpl.parent = &exp
return &exp
}
func ConstantLiteral(value interface{}) *literalExpression {
exp := Literal(value)
func constLiteral(value interface{}) *literalExpression {
exp := literal(value)
exp.constant = true
return exp
@ -41,7 +41,7 @@ type integerLiteralExpression struct {
func Int(value int64) IntegerExpression {
numLiteral := &integerLiteralExpression{}
numLiteral.literalExpression = *Literal(value)
numLiteral.literalExpression = *literal(value)
numLiteral.literalExpression.parent = numLiteral
numLiteral.integerInterfaceImpl.parent = numLiteral
@ -58,7 +58,7 @@ type boolLiteralExpression struct {
func Bool(value bool) BoolExpression {
boolLiteralExpression := boolLiteralExpression{}
boolLiteralExpression.literalExpression = *Literal(value)
boolLiteralExpression.literalExpression = *literal(value)
boolLiteralExpression.boolInterfaceImpl.parent = &boolLiteralExpression
return &boolLiteralExpression
@ -72,7 +72,7 @@ type floatLiteral struct {
func Float(value float64) FloatExpression {
floatLiteral := floatLiteral{}
floatLiteral.literalExpression = *Literal(value)
floatLiteral.literalExpression = *literal(value)
floatLiteral.floatInterfaceImpl.parent = &floatLiteral
@ -87,7 +87,7 @@ type stringLiteral struct {
func String(value string) StringExpression {
stringLiteral := stringLiteral{}
stringLiteral.literalExpression = *Literal(value)
stringLiteral.literalExpression = *literal(value)
stringLiteral.stringInterfaceImpl.parent = &stringLiteral
@ -103,7 +103,7 @@ type timeLiteral struct {
func Time(hour, minute, second, milliseconds int) TimeExpression {
timeLiteral := timeLiteral{}
timeStr := fmt.Sprintf("%02d:%02d:%02d.%03d", hour, minute, second, milliseconds)
timeLiteral.literalExpression = *Literal(timeStr)
timeLiteral.literalExpression = *literal(timeStr)
timeLiteral.timeInterfaceImpl.parent = &timeLiteral
@ -119,7 +119,7 @@ type timezLiteral struct {
func Timez(hour, minute, second, milliseconds, timezone int) TimezExpression {
timezLiteral := timezLiteral{}
timeStr := fmt.Sprintf("%02d:%02d:%02d.%03d %+03d", hour, minute, second, milliseconds, timezone)
timezLiteral.literalExpression = *Literal(timeStr)
timezLiteral.literalExpression = *literal(timeStr)
timezLiteral.timezInterfaceImpl.parent = &timezLiteral
@ -135,7 +135,7 @@ type timestampLiteral struct {
func Timestamp(year, month, day, hour, minute, second, milliseconds int) TimestampExpression {
timestampLiteral := timestampLiteral{}
timeStr := fmt.Sprintf("%04d-%02d-%02d %02d:%02d:%02d.%03d", year, month, day, hour, minute, second, milliseconds)
timestampLiteral.literalExpression = *Literal(timeStr)
timestampLiteral.literalExpression = *literal(timeStr)
timestampLiteral.timestampInterfaceImpl.parent = &timestampLiteral
@ -153,7 +153,7 @@ func Timestampz(year, month, day, hour, minute, second, milliseconds, timezone i
timeStr := fmt.Sprintf("%04d-%02d-%02d %02d:%02d:%02d.%03d %+04d",
year, month, day, hour, minute, second, milliseconds, timezone)
timestampzLiteral.literalExpression = *Literal(timeStr)
timestampzLiteral.literalExpression = *literal(timeStr)
timestampzLiteral.timestampzInterfaceImpl.parent = &timestampzLiteral
@ -170,7 +170,7 @@ func Date(year, month, day int) DateExpression {
dateLiteral := dateLiteral{}
timeStr := fmt.Sprintf("%04d-%02d-%02d", year, month, day)
dateLiteral.literalExpression = *Literal(timeStr)
dateLiteral.literalExpression = *literal(timeStr)
dateLiteral.dateInterfaceImpl.parent = &dateLiteral
return dateLiteral.CAST_TO_DATE()
@ -211,3 +211,24 @@ func (n *starLiteral) serialize(statement statementType, out *queryData, options
out.writeString("*")
return nil
}
//---------------------------------------------------//
type wrap struct {
expressionInterfaceImpl
expressions []expression
}
func (n *wrap) serialize(statement statementType, out *queryData, options ...serializeOption) error {
out.writeString("(")
err := serializeExpressionList(statement, n.expressions, ", ", out)
out.writeString(")")
return err
}
func WRAP(expression ...expression) expression {
wrap := &wrap{expressions: expression}
wrap.expressionInterfaceImpl.parent = wrap
return wrap
}

View file

@ -82,20 +82,12 @@ func Or(lhs, rhs expression) BoolExpression {
return newBinaryBoolExpression(lhs, rhs, "OR")
}
func Like(lhs, rhs expression) BoolExpression {
return newBinaryBoolExpression(lhs, rhs, "LIKE")
}
func LikeL(lhs expression, val string) BoolExpression {
return Like(lhs, Literal(val))
}
func Regexp(lhs, rhs expression) BoolExpression {
return newBinaryBoolExpression(lhs, rhs, "REGEXP")
}
func RegexpL(lhs expression, val string) BoolExpression {
return Regexp(lhs, Literal(val))
return Regexp(lhs, literal(val))
}
func EXISTS(subQuery selectStatement) BoolExpression {

View file

@ -2,6 +2,14 @@ package sqlbuilder
import "testing"
func TestOperatorNOT(t *testing.T) {
notExpression := NOT(Int(2).EQ(Int(1)))
assertExpressionSerialize(t, notExpression, "NOT ($1 = $2)", int64(2), int64(1))
assertProjectionSerialize(t, notExpression.AS("alias_not_expression"), `NOT ($1 = $2) AS "alias_not_expression"`, int64(2), int64(1))
assertExpressionSerialize(t, notExpression.AND(Int(4).EQ(Int(5))), `(NOT ($1 = $2) AND ($3 = $4))`, int64(2), int64(1), int64(4), int64(5))
}
func TestCase1(t *testing.T) {
query := CASE().
WHEN(table3Col1.EQ(Int(1))).THEN(table3Col1.ADD(Int(1))).

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@ -127,18 +127,12 @@ func (s *selectStatementImpl) serializeImpl(out *queryData) error {
return err
}
if s.table == nil {
return errors.Newf("nil tableName.")
if s.table != nil {
if err := out.writeFrom(select_statement, s.table); err != nil {
return err
}
}
if err := out.writeFrom(select_statement, s.table); err != nil {
return err
}
//if err := s.table.serialize(select_statement, out); err != nil {
// return err
//}
if s.where != nil {
err := out.writeWhere(select_statement, s.where)

View file

@ -261,13 +261,13 @@ func (s *StmtSuite) TestInsertNilValue(c *gc.C) {
}
func (s *StmtSuite) TestInsertNilColumn(c *gc.C) {
_, err := table1.INSERT(nil).Add(Literal(1)).String()
_, err := table1.INSERT(nil).Add(literal(1)).String()
c.Assert(err, gc.NotNil)
}
func (s *StmtSuite) TestInsertSingleValue(c *gc.C) {
sql, err := table1.INSERT(table1Col1).Add(Literal(1)).String()
sql, err := table1.INSERT(table1Col1).Add(literal(1)).String()
c.Assert(err, gc.IsNil)
c.Assert(
@ -279,7 +279,7 @@ func (s *StmtSuite) TestInsertSingleValue(c *gc.C) {
func (s *StmtSuite) TestInsertDate(c *gc.C) {
date := time.Date(1999, 1, 2, 3, 4, 5, 0, time.UTC)
sql, err := table1.INSERT(table1ColTime).Add(Literal(date)).String()
sql, err := table1.INSERT(table1ColTime).Add(literal(date)).String()
c.Assert(err, gc.IsNil)
c.Assert(
@ -290,7 +290,7 @@ func (s *StmtSuite) TestInsertDate(c *gc.C) {
}
func (s *StmtSuite) TestInsertIgnore(c *gc.C) {
stmt := table1.INSERT(table1Col1).Add(Literal(1)).IgnoreDuplicates(true)
stmt := table1.INSERT(table1Col1).Add(literal(1)).IgnoreDuplicates(true)
sql, err := stmt.String()
c.Assert(err, gc.IsNil)
@ -302,7 +302,7 @@ func (s *StmtSuite) TestInsertIgnore(c *gc.C) {
func (s *StmtSuite) TestInsertMultipleValues(c *gc.C) {
stmt := table1.INSERT(table1Col1, table1ColFloat, table1Col3)
stmt.Add(Literal(1), Literal(2), Literal(3))
stmt.Add(literal(1), literal(2), literal(3))
sql, err := stmt.String()
c.Assert(err, gc.IsNil)
@ -317,9 +317,9 @@ func (s *StmtSuite) TestInsertMultipleValues(c *gc.C) {
func (s *StmtSuite) TestInsertMultipleRows(c *gc.C) {
stmt := table1.INSERT(table1Col1, table1ColFloat)
stmt.Add(Literal(1), Literal(2))
stmt.Add(Literal(11), Literal(22))
stmt.Add(Literal(111), Literal(222))
stmt.Add(literal(1), literal(2))
stmt.Add(literal(11), literal(22))
stmt.Add(literal(111), literal(222))
sql, err := stmt.String()
c.Assert(err, gc.IsNil)
@ -334,8 +334,8 @@ func (s *StmtSuite) TestInsertMultipleRows(c *gc.C) {
func (s *StmtSuite) TestOnDuplicateKeyUpdateNilCol(c *gc.C) {
stmt := table1.INSERT(table1Col1, table1ColFloat)
stmt.Add(Literal(1), Literal(2))
stmt.AddOnDuplicateKeyUpdate(nil, Literal(3))
stmt.Add(literal(1), literal(2))
stmt.AddOnDuplicateKeyUpdate(nil, literal(3))
_, err := stmt.String()
c.Assert(err, gc.NotNil)
@ -343,7 +343,7 @@ func (s *StmtSuite) TestOnDuplicateKeyUpdateNilCol(c *gc.C) {
func (s *StmtSuite) TestOnDuplicateKeyUpdateNilExpr(c *gc.C) {
stmt := table1.INSERT(table1Col1, table1ColFloat)
stmt.Add(Literal(1), Literal(2))
stmt.Add(literal(1), literal(2))
stmt.AddOnDuplicateKeyUpdate(table1Col1, nil)
_, err := stmt.String()
@ -352,8 +352,8 @@ func (s *StmtSuite) TestOnDuplicateKeyUpdateNilExpr(c *gc.C) {
func (s *StmtSuite) TestOnDuplicateKeyUpdateSingle(c *gc.C) {
stmt := table1.INSERT(table1Col1, table1ColFloat)
stmt.Add(Literal(1), Literal(2))
stmt.AddOnDuplicateKeyUpdate(table1Col3, Literal(3))
stmt.Add(literal(1), literal(2))
stmt.AddOnDuplicateKeyUpdate(table1Col3, literal(3))
sql, err := stmt.String()
c.Assert(err, gc.IsNil)
@ -369,9 +369,9 @@ func (s *StmtSuite) TestOnDuplicateKeyUpdateSingle(c *gc.C) {
func (s *StmtSuite) TestOnDuplicateKeyUpdateMulti(c *gc.C) {
stmt := table1.INSERT(table1Col1, table1ColFloat)
stmt.Add(Literal(1), Literal(2))
stmt.AddOnDuplicateKeyUpdate(table1Col3, Literal(3))
stmt.AddOnDuplicateKeyUpdate(table1ColFloat, Literal(4))
stmt.Add(literal(1), literal(2))
stmt.AddOnDuplicateKeyUpdate(table1Col3, literal(3))
stmt.AddOnDuplicateKeyUpdate(table1ColFloat, literal(4))
sql, err := stmt.String()
c.Assert(err, gc.IsNil)

View file

@ -58,3 +58,13 @@ func assertExpressionSerialize(t *testing.T, expression expression, query string
assert.DeepEqual(t, out.buff.String(), query)
assert.DeepEqual(t, out.args, args)
}
func assertProjectionSerialize(t *testing.T, projection projection, query string, args ...interface{}) {
out := queryData{}
err := projection.serializeForProjection(select_statement, &out)
assert.NilError(t, err)
assert.DeepEqual(t, out.buff.String(), query)
assert.DeepEqual(t, out.args, args)
}

View file

@ -69,5 +69,5 @@ func newPrefixTimeExpression(operator string, expression expression) TimeExpress
}
func INTERVAL(interval string) expression {
return newPrefixTimeExpression("INTERVAL", Literal(interval))
return newPrefixTimeExpression("INTERVAL", literal(interval))
}

View file

@ -35,7 +35,7 @@ func (u *updateStatementImpl) SET(values ...interface{}) updateStatement {
if clause, ok := value.(clause); ok {
u.updateValues = append(u.updateValues, clause)
} else {
u.updateValues = append(u.updateValues, Literal(value))
u.updateValues = append(u.updateValues, literal(value))
}
}

View file

@ -34,7 +34,7 @@ RETURNING table1.col1 AS "table1.col1";
}
//func (s *StmtSuite) TestUpdateNilColumn(c *gc.C) {
// stmt := table1.UPDATE().SET(nil, Literal(1))
// stmt := table1.UPDATE().SET(nil, literal(1))
// _, err := stmt.String()
// c.Assert(err, gc.NotNil)
//}
@ -46,13 +46,13 @@ RETURNING table1.col1 AS "table1.col1";
//}
//
//func (s *StmtSuite) TestUpdateUnconditionally(c *gc.C) {
// stmt := table1.UPDATE().SET(table1Col1, Literal(1))
// stmt := table1.UPDATE().SET(table1Col1, literal(1))
// _, err := stmt.String()
// c.Assert(err, gc.NotNil)
//}
//
//func (s *StmtSuite) TestUpdateSingleValue(c *gc.C) {
// stmt := table1.UPDATE().SET(table1Col1, Literal(1))
// stmt := table1.UPDATE().SET(table1Col1, literal(1))
// stmt.WHERE(EqString(table1ColFloat, 2))
// sql, err := stmt.String()
// c.Assert(err, gc.IsNil)
@ -64,7 +64,7 @@ RETURNING table1.col1 AS "table1.col1";
//}
//
//func (s *StmtSuite) TestUpdateUsingDeferredLookupColumns(c *gc.C) {
// stmt := table1.UPDATE().SET(table1.C("col1"), Literal(1))
// stmt := table1.UPDATE().SET(table1.C("col1"), literal(1))
// stmt.WHERE(EqString(table1ColFloat, 2))
// sql, err := stmt.String()
// c.Assert(err, gc.IsNil)
@ -77,8 +77,8 @@ RETURNING table1.col1 AS "table1.col1";
//
//func (s *StmtSuite) TestUpdateMultiValues(c *gc.C) {
// stmt := table1.UPDATE()
// stmt.SET(table1Col1, Literal(1))
// stmt.SET(table1ColFloat, Literal(2))
// stmt.SET(table1Col1, literal(1))
// stmt.SET(table1ColFloat, literal(2))
// stmt.WHERE(EqString(table1ColFloat, 3))
// sql, err := stmt.String()
// c.Assert(err, gc.IsNil)
@ -92,7 +92,7 @@ RETURNING table1.col1 AS "table1.col1";
//}
//
//func (s *StmtSuite) TestUpdateWithOrderBy(c *gc.C) {
// stmt := table1.UPDATE().SET(table1Col1, Literal(1))
// stmt := table1.UPDATE().SET(table1Col1, literal(1))
// stmt.WHERE(EqString(table1ColFloat, 2))
// stmt.ORDER_BY(table1ColFloat)
// sql, err := stmt.String()
@ -108,7 +108,7 @@ RETURNING table1.col1 AS "table1.col1";
//}
//
//func (s *StmtSuite) TestUpdateWithLimit(c *gc.C) {
// stmt := table1.UPDATE().SET(table1Col1, Literal(1))
// stmt := table1.UPDATE().SET(table1Col1, literal(1))
// stmt.WHERE(EqString(table1ColFloat, 2))
// stmt.LIMIT(5)
// sql, err := stmt.String()

View file

@ -269,7 +269,7 @@ func TestScanToNestedStruct(t *testing.T) {
query := Inventory.
INNER_JOIN(Film, Inventory.FilmID.EQ(Film.FilmID)).
INNER_JOIN(Store, Inventory.StoreID.EQ(Store.StoreID)).
SELECT(Inventory.AllColumns, Film.AllColumns, Store.AllColumns, Literal("").AS("actor.first_name")).
SELECT(Inventory.AllColumns, Film.AllColumns, Store.AllColumns, String("").AS("actor.first_name")).
WHERE(Inventory.InventoryID.EQ(Int(1)))
dest := struct {

View file

@ -1086,10 +1086,10 @@ LIMIT 20;
`
query := Payment.SELECT(
CASE(Payment.StaffID).
WHEN(Int(1)).THEN(Literal("ONE")).
WHEN(Int(2)).THEN(Literal("TWO")).
WHEN(Int(3)).THEN(Literal("THREE")).
ELSE(Literal("OTHER")).AS("staff_id_num"),
WHEN(Int(1)).THEN(String("ONE")).
WHEN(Int(2)).THEN(String("TWO")).
WHEN(Int(3)).THEN(String("THREE")).
ELSE(String("OTHER")).AS("staff_id_num"),
).
ORDER_BY(Payment.PaymentID.ASC()).
LIMIT(20)

View file

@ -29,6 +29,10 @@ func TestExpressionOperators(t *testing.T) {
query := AllTypes.SELECT(
AllTypes.Integer.IS_NULL(),
AllTypes.Timestamp.IS_NOT_NULL(),
AllTypes.SmallintPtr.IN(Int(11), Int(22), NULL),
AllTypes.SmallintPtr.IN(AllTypes.SELECT(AllTypes.IntegerPtr)),
AllTypes.SmallintPtr.NOT_IN(Int(11), Int(22), NULL),
AllTypes.SmallintPtr.NOT_IN(AllTypes.SELECT(AllTypes.IntegerPtr)),
String("TRUE").CAST_TO_BOOL(),
String("111").CAST_TO_INTEGER(),