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Commit80d0e5b

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Improve coverage of utils/float.h
check_float4_val() checks after underflow and overflow of valuesconverted from float8 to float4, but there has never been any regressiontests for that. This brings the coverage of float.h to 100%.Author: Movead LiDiscussion:https://postgr.es/m/20190822174636998766188@highgo.ca
1 parentbe182e4 commit80d0e5b

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3 files changed

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‎src/test/regress/expected/float4-misrounded-input.out

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@@ -24,6 +24,14 @@ INSERT INTO FLOAT4_TBL(f1) VALUES ('-10e-70');
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ERROR: "-10e-70" is out of range for type real
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LINE 1: INSERT INTO FLOAT4_TBL(f1) VALUES ('-10e-70');
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^
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INSERT INTO FLOAT4_TBL(f1) VALUES ('10e70'::float8);
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ERROR: value out of range: overflow
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INSERT INTO FLOAT4_TBL(f1) VALUES ('-10e70'::float8);
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ERROR: value out of range: overflow
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INSERT INTO FLOAT4_TBL(f1) VALUES ('10e-70'::float8);
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ERROR: value out of range: underflow
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INSERT INTO FLOAT4_TBL(f1) VALUES ('-10e-70'::float8);
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ERROR: value out of range: underflow
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INSERT INTO FLOAT4_TBL(f1) VALUES ('10e400');
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ERROR: "10e400" is out of range for type real
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LINE 1: INSERT INTO FLOAT4_TBL(f1) VALUES ('10e400');

‎src/test/regress/expected/float4.out

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Original file line numberDiff line numberDiff line change
@@ -24,6 +24,14 @@ INSERT INTO FLOAT4_TBL(f1) VALUES ('-10e-70');
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ERROR: "-10e-70" is out of range for type real
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LINE 1: INSERT INTO FLOAT4_TBL(f1) VALUES ('-10e-70');
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^
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INSERT INTO FLOAT4_TBL(f1) VALUES ('10e70'::float8);
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ERROR: value out of range: overflow
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INSERT INTO FLOAT4_TBL(f1) VALUES ('-10e70'::float8);
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ERROR: value out of range: overflow
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INSERT INTO FLOAT4_TBL(f1) VALUES ('10e-70'::float8);
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ERROR: value out of range: underflow
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INSERT INTO FLOAT4_TBL(f1) VALUES ('-10e-70'::float8);
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ERROR: value out of range: underflow
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INSERT INTO FLOAT4_TBL(f1) VALUES ('10e400');
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ERROR: "10e400" is out of range for type real
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LINE 1: INSERT INTO FLOAT4_TBL(f1) VALUES ('10e400');

‎src/test/regress/sql/float4.sql

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Original file line numberDiff line numberDiff line change
@@ -16,6 +16,11 @@ INSERT INTO FLOAT4_TBL(f1) VALUES ('-10e70');
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INSERT INTO FLOAT4_TBL(f1)VALUES ('10e-70');
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INSERT INTO FLOAT4_TBL(f1)VALUES ('-10e-70');
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INSERT INTO FLOAT4_TBL(f1)VALUES ('10e70'::float8);
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INSERT INTO FLOAT4_TBL(f1)VALUES ('-10e70'::float8);
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INSERT INTO FLOAT4_TBL(f1)VALUES ('10e-70'::float8);
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INSERT INTO FLOAT4_TBL(f1)VALUES ('-10e-70'::float8);
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INSERT INTO FLOAT4_TBL(f1)VALUES ('10e400');
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INSERT INTO FLOAT4_TBL(f1)VALUES ('-10e400');
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INSERT INTO FLOAT4_TBL(f1)VALUES ('10e-400');

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