github.com/jackc/pgx/v5@v5.5.5/pgtype/line_test.go (about)

     1  package pgtype_test
     2  
     3  import (
     4  	"context"
     5  	"testing"
     6  
     7  	pgx "github.com/jackc/pgx/v5"
     8  	"github.com/jackc/pgx/v5/pgtype"
     9  	"github.com/jackc/pgx/v5/pgxtest"
    10  )
    11  
    12  func TestLineTranscode(t *testing.T) {
    13  	ctr := defaultConnTestRunner
    14  	ctr.AfterConnect = func(ctx context.Context, t testing.TB, conn *pgx.Conn) {
    15  		pgxtest.SkipCockroachDB(t, conn, "Server does not support type line")
    16  
    17  		if _, ok := conn.TypeMap().TypeForName("line"); !ok {
    18  			t.Skip("Skipping due to no line type")
    19  		}
    20  
    21  		// line may exist but not be usable on 9.3 :(
    22  		var isPG93 bool
    23  		err := conn.QueryRow(context.Background(), "select version() ~ '9.3'").Scan(&isPG93)
    24  		if err != nil {
    25  			t.Fatal(err)
    26  		}
    27  		if isPG93 {
    28  			t.Skip("Skipping due to unimplemented line type in PG 9.3")
    29  		}
    30  	}
    31  
    32  	pgxtest.RunValueRoundTripTests(context.Background(), t, ctr, nil, "line", []pgxtest.ValueRoundTripTest{
    33  		{
    34  			pgtype.Line{
    35  				A: 1.23, B: 4.56, C: 7.89012345,
    36  				Valid: true,
    37  			},
    38  			new(pgtype.Line),
    39  			isExpectedEq(pgtype.Line{
    40  				A: 1.23, B: 4.56, C: 7.89012345,
    41  				Valid: true,
    42  			}),
    43  		},
    44  		{
    45  			pgtype.Line{
    46  				A: -1.23, B: -4.56, C: -7.89,
    47  				Valid: true,
    48  			},
    49  			new(pgtype.Line),
    50  			isExpectedEq(pgtype.Line{
    51  				A: -1.23, B: -4.56, C: -7.89,
    52  				Valid: true,
    53  			}),
    54  		},
    55  		{pgtype.Line{}, new(pgtype.Line), isExpectedEq(pgtype.Line{})},
    56  		{nil, new(pgtype.Line), isExpectedEq(pgtype.Line{})},
    57  	})
    58  }