mirror of https://github.com/jackc/pgx.git
65 lines
2.0 KiB
Go
65 lines
2.0 KiB
Go
package pgtype_test
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import (
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"context"
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"testing"
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"github.com/jackc/pgx/v5/pgtype"
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"github.com/jackc/pgx/v5/pgxtest"
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)
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func TestFloat8Codec(t *testing.T) {
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pgxtest.RunValueRoundTripTests(context.Background(), t, defaultConnTestRunner, nil, "float8", []pgxtest.ValueRoundTripTest{
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{pgtype.Float8{Float64: -1, Valid: true}, new(pgtype.Float8), isExpectedEq(pgtype.Float8{Float64: -1, Valid: true})},
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{pgtype.Float8{Float64: 0, Valid: true}, new(pgtype.Float8), isExpectedEq(pgtype.Float8{Float64: 0, Valid: true})},
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{pgtype.Float8{Float64: 1, Valid: true}, new(pgtype.Float8), isExpectedEq(pgtype.Float8{Float64: 1, Valid: true})},
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{float64(0.00001), new(float64), isExpectedEq(float64(0.00001))},
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{float64(9999.99), new(float64), isExpectedEq(float64(9999.99))},
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{pgtype.Float8{}, new(pgtype.Float8), isExpectedEq(pgtype.Float8{})},
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{int64(1), new(int64), isExpectedEq(int64(1))},
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{"1.23", new(string), isExpectedEq("1.23")},
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{nil, new(*float64), isExpectedEq((*float64)(nil))},
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})
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}
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func TestFloat8MarshalJSON(t *testing.T) {
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successfulTests := []struct {
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source pgtype.Float8
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result string
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}{
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{source: pgtype.Float8{Float64: 0}, result: "null"},
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{source: pgtype.Float8{Float64: 1.23, Valid: true}, result: "1.23"},
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}
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for i, tt := range successfulTests {
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r, err := tt.source.MarshalJSON()
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if err != nil {
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t.Errorf("%d: %v", i, err)
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}
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if string(r) != tt.result {
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t.Errorf("%d: expected %v to convert to %v, but it was %v", i, tt.source, tt.result, string(r))
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}
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}
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}
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func TestFloat8UnmarshalJSON(t *testing.T) {
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successfulTests := []struct {
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source string
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result pgtype.Float8
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}{
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{source: "null", result: pgtype.Float8{Float64: 0}},
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{source: "1.23", result: pgtype.Float8{Float64: 1.23, Valid: true}},
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}
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for i, tt := range successfulTests {
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var r pgtype.Float8
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err := r.UnmarshalJSON([]byte(tt.source))
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if err != nil {
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t.Errorf("%d: %v", i, err)
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}
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if r != tt.result {
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t.Errorf("%d: expected %v to convert to %v, but it was %v", i, tt.source, tt.result, r)
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}
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}
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}
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