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Add ability to exclude columns from ColumnList

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go-jet 2021-10-04 11:48:02 +02:00
parent 3015b79926
commit 555ec293fb
2 changed files with 85 additions and 0 deletions
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63
tests/postgres/select_test.go
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@ -1992,3 +1992,66 @@ LIMIT 1;
require.Equal(t, dest, dest2)
})
}
func TestSelectColumnListWithExcludedColumns(t *testing.T) {
t.Run("one column", func(t *testing.T) {
stmt := SELECT(
Address.AllColumns.Except(Address.LastUpdate),
).FROM(
Address,
)
testutils.AssertDebugStatementSql(t, stmt, `
SELECT address.address_id AS "address.address_id",
address.address AS "address.address",
address.address2 AS "address.address2",
address.district AS "address.district",
address.city_id AS "address.city_id",
address.postal_code AS "address.postal_code",
address.phone AS "address.phone"
FROM dvds.address;
`)
var dest []model.Address
require.NoError(t, stmt.Query(db, &dest))
require.Len(t, dest, 603)
})
t.Run("multiple columns", func(t *testing.T) {
expectedSQL := `
SELECT address.address_id AS "address.address_id",
address.address AS "address.address",
address.address2 AS "address.address2",
address.district AS "address.district",
address.city_id AS "address.city_id"
FROM dvds.address;
`
// list of columns
stmt := SELECT(
Address.AllColumns.Except(Address.PostalCode, Address.Phone, Address.LastUpdate),
).FROM(
Address,
)
testutils.AssertDebugStatementSql(t, stmt, expectedSQL)
// column list
excludedColumns := ColumnList{Address.PostalCode, Address.Phone, Address.LastUpdate, Film.Title} // Film.Title is ignored
stmt = SELECT(
Address.AllColumns.Except(excludedColumns),
).FROM(Address)
testutils.AssertDebugStatementSql(t, stmt, expectedSQL)
// column list with just column names
excludedColumns = ColumnList{StringColumn("postal_code"), StringColumn("phone"), TimestampColumn("last_update")}
stmt = SELECT(
Address.AllColumns.Except(excludedColumns),
).FROM(Address)
testutils.AssertDebugStatementSql(t, stmt, expectedSQL)
var dest []model.Address
require.NoError(t, stmt.Query(db, &dest))
require.Len(t, dest, 603)
})
}