pgsql: Add tests for int4_bool() in int.c

Add tests for int4_bool() in int.c

This cast was previously not covered at all by the regression tests.

Author: Christoph Berg
Discussion: /messages/by-id/ZYQZ1hNfLd_4rzkn@msg.df7cb.de

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/5f19412e4eae6468361f24fd20e05fb433da5538

Modified Files
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src/test/regress/expected/boolean.out | 19 +++++++++++++++++++
src/test/regress/sql/boolean.sql | 5 +++++
2 files changed, 24 insertions(+)