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select_test.go
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284 lines (276 loc) · 9.4 KB
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package querybuilder
import (
"errors"
"testing"
"github.com/stretchr/testify/require"
)
func TestSelectQuery_Build(t *testing.T) {
ids := []int{1, 2, 3}
tests := []struct {
name string
query *SelectQuery
wantBuiltQuery string
wantArgs []interface{}
wantErr error
}{
{
name: "test1",
query: Select("table1"),
wantBuiltQuery: "SELECT * FROM table1",
wantArgs: nil,
wantErr: nil,
},
{
name: "test2",
query: Select(""),
wantBuiltQuery: "",
wantArgs: nil,
wantErr: errors.New(ErrTableIsEmpty),
},
{
name: "test3",
query: Select("table1").Columns("field1"),
wantBuiltQuery: "SELECT field1 FROM table1",
wantArgs: nil,
wantErr: nil,
},
{
name: "test4",
query: Select("table1").Columns("field1").Columns("field2"),
wantBuiltQuery: "SELECT field1,field2 FROM table1",
wantArgs: nil,
wantErr: nil,
},
{
name: "test5",
query: Select("table1").Columns("field1").Columns("field2,field3"),
wantBuiltQuery: "SELECT field1,field2,field3 FROM table1",
wantArgs: nil,
wantErr: nil,
},
{
name: "test6",
query: Select("table1").Columns("field1").Where("id > ?", 120),
wantBuiltQuery: "SELECT field1 FROM table1 WHERE (id > ?)",
wantArgs: []interface{}{120},
wantErr: nil,
},
{
name: "test7",
query: Select("table1").Columns("field1").Where("id > ?", 120).Order("timestamp", OrderDesc),
wantBuiltQuery: "SELECT field1 FROM table1 WHERE (id > ?) ORDER BY timestamp DESC",
wantArgs: []interface{}{120},
wantErr: nil,
},
{
name: "test8",
query: Select("table1").Columns("field1").Where("id > ?", 120).Order("timestamp", OrderDesc).Order("id", OrderAsc).Group("field1,field2"),
wantBuiltQuery: "SELECT field1 FROM table1 WHERE (id > ?) GROUP BY field1,field2 ORDER BY timestamp DESC,id ASC",
wantArgs: []interface{}{120},
wantErr: nil,
},
{
name: "test9",
query: Select("table1").Columns("field1").Where("id > ?", 120).Order("timestamp", OrderDesc).Group("field1,field2").Limit(1000).Offset(0),
wantBuiltQuery: "SELECT field1 FROM table1 WHERE (id > ?) GROUP BY field1,field2 ORDER BY timestamp DESC LIMIT 1000 OFFSET 0",
wantArgs: []interface{}{120},
wantErr: nil,
},
{
name: "test10",
query: Select("table1").Columns("field1").Where("id > ? OR name = ?", ids, 120, "Omid"),
wantBuiltQuery: "",
wantArgs: nil,
wantErr: errors.New(ErrWrongNumberOfArgs),
},
{
name: "test11",
query: Select("table1").Columns("field1").Where(In("id", []interface{}{120, 140, 160})).Where("name=?", "Omid"),
wantBuiltQuery: "SELECT field1 FROM table1 WHERE (id IN (?,?,?)) AND (name=?)",
wantArgs: []interface{}{120, 140, 160, "Omid"},
wantErr: nil,
},
{
name: "test12",
query: Select("table1").Columns("field1").Where(In("id", ids)),
wantBuiltQuery: "SELECT field1 FROM table1 WHERE (id IN (?,?,?))",
wantArgs: []interface{}{ids[0], ids[1], ids[2]},
wantErr: nil,
},
{
name: "test13",
query: Select("table1").Columns("field1").Where("id > ? OR name = ?", 120, "Omid"),
wantBuiltQuery: "SELECT field1 FROM table1 WHERE (id > ? OR name = ?)",
wantArgs: []interface{}{120, "Omid"},
wantErr: nil,
},
{
name: "test14",
query: Select("table1").Columns("field1").Where("id > ? OR name = ?", 120, "Omid").Where(In("id", ids, 4, 5, 6)),
wantBuiltQuery: "SELECT field1 FROM table1 WHERE (id > ? OR name = ?) AND (id IN (?,?,?,?,?,?))",
wantArgs: []interface{}{120, "Omid", 1, 2, 3, 4, 5, 6},
wantErr: nil,
},
{
name: "test15",
query: Select("table1").Columns("field1").Joins("table2", "table1.id=table2.t_id", JoinInner).Where(In("id", ids, 4, 5, 6)),
wantBuiltQuery: "SELECT field1 FROM table1 JOIN table2 ON table1.id=table2.t_id WHERE (id IN (?,?,?,?,?,?))",
wantArgs: []interface{}{1, 2, 3, 4, 5, 6},
wantErr: nil,
},
{
name: "test16",
query: Select("table1").Columns("field1").Joins("table2", "table1.id=table2.t_id", JoinLeft).Where(In("id", ids, 4, 5, 6)),
wantBuiltQuery: "SELECT field1 FROM table1 LEFT JOIN table2 ON table1.id=table2.t_id WHERE (id IN (?,?,?,?,?,?))",
wantArgs: []interface{}{1, 2, 3, 4, 5, 6},
wantErr: nil,
},
{
name: "test17",
query: Select("table1").Columns("field1").Joins("table2", "table1.id=table2.t_id", JoinRight).Where(In("id", ids, 4, 5, 6)),
wantBuiltQuery: "SELECT field1 FROM table1 RIGHT JOIN table2 ON table1.id=table2.t_id WHERE (id IN (?,?,?,?,?,?))",
wantArgs: []interface{}{1, 2, 3, 4, 5, 6},
wantErr: nil,
},
{
name: "test18",
query: Select("table1").Columns("field1").Joins("table2", "table1.id=table2.t_id", 10).Where(In("id", ids, 4, 5, 6)),
wantBuiltQuery: "SELECT field1 FROM table1 JOIN table2 ON table1.id=table2.t_id WHERE (id IN (?,?,?,?,?,?))",
wantArgs: []interface{}{1, 2, 3, 4, 5, 6},
wantErr: nil,
},
{
name: "test19",
query: Select("table1").
Columns("SUM(field1) AS total").
Where("id > ?", 120).
Order("timestamp", OrderDesc).
Group("field1,field2").
Having("SUM(field1)>10").
Limit(1000).Offset(0),
wantBuiltQuery: "SELECT SUM(field1) AS total FROM table1 WHERE (id > ?) GROUP BY field1,field2 HAVING (SUM(field1)>10) ORDER BY timestamp DESC LIMIT 1000 OFFSET 0",
wantArgs: []interface{}{120},
wantErr: nil,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
gotBuiltQuery, gotBuiltArgs, err := tt.query.Build()
require.Equal(t, tt.wantBuiltQuery, gotBuiltQuery, "Build() gotBuiltQuery = %v, wantBuiltQuery %v", gotBuiltQuery, tt.wantBuiltQuery)
require.Equal(t, tt.wantArgs, gotBuiltArgs, "Build() gotBuiltArgs = %v, wantBuiltQuery %v", gotBuiltArgs, tt.wantArgs)
require.Equal(t, tt.wantErr, err)
})
}
}
func TestIn(t *testing.T) {
t.Run("test1", func(t *testing.T) {
query, args := In("id", 1, 2, 3)
require.Equal(t, "id IN (?,?,?)", query)
require.Equal(t, []interface{}{1, 2, 3}, args)
})
t.Run("test2", func(t *testing.T) {
ids := []int{1, 2, 3}
query, args := In("id", ids)
require.Equal(t, "id IN (?,?,?)", query)
require.Equal(t, []interface{}{1, 2, 3}, args)
})
t.Run("test3", func(t *testing.T) {
ids := []int{1, 2, 3}
query, args := In("id", ids, 4, 5, 6)
require.Equal(t, "id IN (?,?,?,?,?,?)", query)
require.Equal(t, []interface{}{1, 2, 3, 4, 5, 6}, args)
})
t.Run("test4", func(t *testing.T) {
var ids []int
query, args := In("id", ids)
require.Equal(t, "", query)
require.Equal(t, []interface{}(nil), args)
})
}
func TestSelectQuery_Rebind(t *testing.T) {
tests := []struct {
name string
driver DriverName
selectQuery *SelectQuery
want string
}{
{
name: "test Postgres",
driver: DriverPostgres,
selectQuery: Select("table1").Where("id=?", 100),
want: "SELECT * FROM table1 WHERE (id=$1)",
},
{
name: "test PGX",
driver: DriverPGX,
selectQuery: Select("table1").Where("id=?", 100),
want: "SELECT * FROM table1 WHERE (id=$1)",
},
{
name: "test pq-timeouts",
driver: DriverPqTimeout,
selectQuery: Select("table1").Where("id=?", 100),
want: "SELECT * FROM table1 WHERE (id=$1)",
},
{
name: "test CloudSqlPostgres",
driver: DriverCloudSqlPostgres,
selectQuery: Select("table1").Where("id=?", 100),
want: "SELECT * FROM table1 WHERE (id=$1)",
},
{
name: "test MySQL",
driver: DriverMySQL,
selectQuery: Select("table1").Where("id=?", 100),
want: "SELECT * FROM table1 WHERE (id=?)",
},
{
name: "test Sqlite3",
driver: DriverSqlite3,
selectQuery: Select("table1").Where("id=?", 100),
want: "SELECT * FROM table1 WHERE (id=?)",
},
{
name: "test oci8",
driver: DriverOCI8,
selectQuery: Select("table1").Where("id=?", 100),
want: "SELECT * FROM table1 WHERE (id=:arg1)",
},
{
name: "test ora",
driver: DriverORA,
selectQuery: Select("table1").Where("id=?", 100),
want: "SELECT * FROM table1 WHERE (id=:arg1)",
},
{
name: "test goracle",
driver: DriverGORACLE,
selectQuery: Select("table1").Where("id=?", 100),
want: "SELECT * FROM table1 WHERE (id=:arg1)",
},
{
name: "test SqlServer",
driver: DriverSqlServer,
selectQuery: Select("table1").Where("id=?", 100),
want: "SELECT * FROM table1 WHERE (id=@p1)",
},
{
name: "test unknown",
driver: "abcdefg",
selectQuery: Select("table1").Where("id=?", 100),
want: "SELECT * FROM table1 WHERE (id=?)",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
query, _, err := tt.selectQuery.Build()
if err != nil {
t.Errorf("can't build the query: %s", err)
}
Driver = tt.driver
if got := Rebind(query); got != tt.want {
require.Equal(t, tt.want, got, "Rebind() got = %v, want %v", got, tt.want)
}
})
}
}