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make NotConditions obey De Morgan's laws

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This commit is contained in:
molon 2025-02-16 23:38:01 +08:00
parent 9f273777f5
commit 1cf491c2f3
2 changed files with 20 additions and 15 deletions
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2
clause/where.go
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@ -181,7 +181,7 @@ func (not NotConditions) Build(builder Builder) {
for idx, c := range not.Exprs {
if idx > 0 {
builder.WriteString(AndWithSpace)
builder.WriteString(OrWithSpace)
}
if negationBuilder, ok := c.(NegationExpressionBuilder); ok {

33
clause/where_test.go
View File

@ -56,7 +56,7 @@ func TestWhere(t *testing.T) {
}, clause.Where{
Exprs: []clause.Expression{clause.Or(clause.Not(clause.Gt{Column: "score", Value: 100}), clause.Like{Column: "name", Value: "%linus%"})},
}},
"SELECT * FROM `users` WHERE (`users`.`id` <> ? AND `age` <= ?) OR `name` <> ? AND (`score` <= ? OR `name` LIKE ?)",
"SELECT * FROM `users` WHERE (`users`.`id` <> ? OR `age` <= ?) OR `name` <> ? AND (`score` <= ? OR `name` LIKE ?)",
[]interface{}{"1", 18, "jinzhu", 100, "%linus%"},
},
{
@ -70,21 +70,21 @@ func TestWhere(t *testing.T) {
[]clause.Interface{clause.Select{}, clause.From{}, clause.Where{
Exprs: []clause.Expression{clause.Not(clause.Eq{Column: clause.PrimaryColumn, Value: "1"}, clause.Gt{Column: "age", Value: 18}), clause.And(clause.Expr{SQL: "`score` <= ?", Vars: []interface{}{100}, WithoutParentheses: false})},
}},
"SELECT * FROM `users` WHERE (`users`.`id` <> ? AND `age` <= ?) AND `score` <= ?",
"SELECT * FROM `users` WHERE (`users`.`id` <> ? OR `age` <= ?) AND `score` <= ?",
[]interface{}{"1", 18, 100},
},
{
[]clause.Interface{clause.Select{}, clause.From{}, clause.Where{
Exprs: []clause.Expression{clause.Not(clause.Eq{Column: clause.PrimaryColumn, Value: "1"}, clause.Gt{Column: "age", Value: 18}), clause.Expr{SQL: "`score` <= ?", Vars: []interface{}{100}, WithoutParentheses: false}},
}},
"SELECT * FROM `users` WHERE (`users`.`id` <> ? AND `age` <= ?) AND `score` <= ?",
"SELECT * FROM `users` WHERE (`users`.`id` <> ? OR `age` <= ?) AND `score` <= ?",
[]interface{}{"1", 18, 100},
},
{
[]clause.Interface{clause.Select{}, clause.From{}, clause.Where{
Exprs: []clause.Expression{clause.Not(clause.Eq{Column: clause.PrimaryColumn, Value: "1"}, clause.Gt{Column: "age", Value: 18}), clause.Or(clause.Expr{SQL: "`score` <= ?", Vars: []interface{}{100}, WithoutParentheses: false})},
}},
"SELECT * FROM `users` WHERE (`users`.`id` <> ? AND `age` <= ?) OR `score` <= ?",
"SELECT * FROM `users` WHERE (`users`.`id` <> ? OR `age` <= ?) OR `score` <= ?",
[]interface{}{"1", 18, 100},
},
{
@ -102,7 +102,7 @@ func TestWhere(t *testing.T) {
Exprs: []clause.Expression{clause.Not(clause.Eq{Column: clause.PrimaryColumn, Value: "1"},
clause.And(clause.Expr{SQL: "`score` <= ?", Vars: []interface{}{100}, WithoutParentheses: false}))},
}},
"SELECT * FROM `users` WHERE (`users`.`id` <> ? AND NOT `score` <= ?)",
"SELECT * FROM `users` WHERE (`users`.`id` <> ? OR NOT `score` <= ?)",
[]interface{}{"1", 100},
},
{
@ -116,16 +116,21 @@ func TestWhere(t *testing.T) {
{
[]clause.Interface{clause.Select{}, clause.From{}, clause.Where{
Exprs: []clause.Expression{
clause.Not(clause.AndConditions{
Exprs: []clause.Expression{
clause.Eq{Column: clause.PrimaryColumn, Value: "1"},
clause.Gt{Column: "age", Value: 18},
}}, clause.OrConditions{
Exprs: []clause.Expression{
clause.Lt{Column: "score", Value: 100},
clause.Not(
clause.AndConditions{
Exprs: []clause.Expression{
clause.Eq{Column: clause.PrimaryColumn, Value: "1"},
clause.Gt{Column: "age", Value: 18},
},
},
}),
}}},
clause.OrConditions{
Exprs: []clause.Expression{
clause.Lt{Column: "score", Value: 100},
},
},
),
},
}},
"SELECT * FROM `users` WHERE NOT ((`users`.`id` = ? AND `age` > ?) OR `score` < ?)",
[]interface{}{"1", 18, 100},
},