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dbie_test.go
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dbie_test.go
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package dbie
import (
"database/sql"
"fmt"
"testing"
)
type pgFakeError map[byte]string
func (p pgFakeError) Error() string {
return fmt.Sprint(p.Field('C'))
}
func (p pgFakeError) Field(b byte) string {
return p[b]
}
func TestWrap(t *testing.T) {
t.Parallel()
tests := []struct {
name string
argErr error
wantErr error
}{
{
name: "wrap any error",
argErr: fmt.Errorf("err1"),
wantErr: fmt.Errorf("dbie error: %w", fmt.Errorf("err1")),
},
{
name: "sql.ErrNoRows",
argErr: sql.ErrNoRows,
wantErr: ErrNoRows,
},
{
name: "integrity_constraint_violation",
argErr: pgFakeError{'C': "23000"},
wantErr: IntegrityConstraintViolationError("integrity_constraint_violation"),
},
{
name: "restrict_violation",
argErr: pgFakeError{'C': "23001"},
wantErr: IntegrityConstraintViolationError("restrict_violation"),
},
{
name: "not_null_violation",
argErr: pgFakeError{'C': "23502"},
wantErr: IntegrityConstraintViolationError("not_null_violation"),
},
{
name: "foreign_key_violation",
argErr: pgFakeError{'C': "23503"},
wantErr: IntegrityConstraintViolationError("foreign_key_violation"),
},
{
name: "unique_violation",
argErr: pgFakeError{'C': "23505"},
wantErr: IntegrityConstraintViolationError("unique_violation"),
},
{
name: "check_violation",
argErr: pgFakeError{'C': "23514"},
wantErr: IntegrityConstraintViolationError("check_violation"),
},
{
name: "exclusion_violation",
argErr: pgFakeError{'C': "23P01"},
wantErr: IntegrityConstraintViolationError("exclusion_violation"),
},
{
name: "invalid_cursor_state",
argErr: pgFakeError{'C': "24000"},
wantErr: InvalidCursorStateError("invalid_cursor_state"),
},
{
name: "invalid_transaction_state",
argErr: pgFakeError{'C': "25000"},
wantErr: InvalidTransactionStateError("invalid_transaction_state"),
},
{
name: "active_sql_transaction",
argErr: pgFakeError{'C': "25001"},
wantErr: InvalidTransactionStateError("active_sql_transaction"),
},
{
name: "branch_transaction_already_active",
argErr: pgFakeError{'C': "25002"},
wantErr: InvalidTransactionStateError("branch_transaction_already_active"),
},
{
name: "held_cursor_requires_same_isolation_level",
argErr: pgFakeError{'C': "25008"},
wantErr: InvalidTransactionStateError("held_cursor_requires_same_isolation_level"),
},
{
name: "inappropriate_access_mode_for_branch_transaction",
argErr: pgFakeError{'C': "25003"},
wantErr: InvalidTransactionStateError("inappropriate_access_mode_for_branch_transaction"),
},
{
name: "inappropriate_isolation_level_for_branch_transaction",
argErr: pgFakeError{'C': "25004"},
wantErr: InvalidTransactionStateError("inappropriate_isolation_level_for_branch_transaction"),
},
{
name: "no_active_sql_transaction_for_branch_transaction",
argErr: pgFakeError{'C': "25005"},
wantErr: InvalidTransactionStateError("no_active_sql_transaction_for_branch_transaction"),
},
{
name: "read_only_sql_transaction",
argErr: pgFakeError{'C': "25006"},
wantErr: InvalidTransactionStateError("read_only_sql_transaction"),
},
{
name: "schema_and_data_statement_mixing_not_supported",
argErr: pgFakeError{'C': "25007"},
wantErr: InvalidTransactionStateError("schema_and_data_statement_mixing_not_supported"),
},
{
name: "no_active_sql_transaction",
argErr: pgFakeError{'C': "25P01"},
wantErr: InvalidTransactionStateError("no_active_sql_transaction"),
},
{
name: "in_failed_sql_transaction",
argErr: pgFakeError{'C': "25P02"},
wantErr: InvalidTransactionStateError("in_failed_sql_transaction"),
},
{
name: "idle_in_transaction_session_timeout",
argErr: pgFakeError{'C': "25P03"},
wantErr: InvalidTransactionStateError("idle_in_transaction_session_timeout"),
},
{
name: "invalid_transaction_initiation",
argErr: pgFakeError{'C': "0B000"},
wantErr: InvalidTransactionStateError("invalid_transaction_initiation"),
},
{
name: "cardinality_violation",
argErr: pgFakeError{'C': "21000"},
wantErr: CardinalityViolationError("cardinality_violation"),
},
{
name: "transaction_rollback",
argErr: pgFakeError{'C': "40000"},
wantErr: TransactionRollbackError("transaction_rollback"),
},
{
name: "transaction_integrity_constraint_violation",
argErr: pgFakeError{'C': "40002"},
wantErr: TransactionRollbackError("transaction_integrity_constraint_violation"),
},
{
name: "serialization_failure",
argErr: pgFakeError{'C': "40001"},
wantErr: TransactionRollbackError("serialization_failure"),
},
{
name: "statement_completion_unknown",
argErr: pgFakeError{'C': "40003"},
wantErr: TransactionRollbackError("statement_completion_unknown"),
},
{
name: "deadlock_detected",
argErr: pgFakeError{'C': "40P01"},
wantErr: TransactionRollbackError("deadlock_detected"),
},
{
name: "unknown pg error",
argErr: pgFakeError{'C': "QWERTY"},
wantErr: fmt.Errorf("dbie error: %w", pgFakeError{'C': "QWERTY"}),
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
err := Wrap(tt.argErr)
if tt.wantErr.Error() != err.Error() {
t.Fatalf("want %v got %v", tt.wantErr, err)
}
})
}
}