mirror of https://github.com/citusdata/citus.git
51 lines
1.6 KiB
Bash
Executable File
51 lines
1.6 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Our custom diff tool which normalizes result and expected files before
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# doing the actual diff. Rules for normalization are in normalize.sed. See
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# the comments there for more information.
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#
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# We only normalize tests listed in normalized_tests.lst. We use the bare
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# diff for other tests.
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#
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# Note that src/test/regress/Makefile adds this directory to $PATH so
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# pg_regress uses this diff tool instead of the system diff tool.
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file1="${@:(-2):1}"
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file2="${@:(-1):1}"
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# pg_regress passes the expected file as the first argument ($file1 above),
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# and results file as the second argument ($file2 above). We take the base
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# filename of the expected file as the test name. We can have multiple
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# expected files for a single test with _0, _1, ... suffixes.
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# So for the test name, we also strip the additional suffix.
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test=$(basename $file1 .out | sed -E "s/_[0-9]+$//")
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args=${@:1:$#-2}
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BASEDIR=$(dirname "$0")
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# whereis searches for standard unix places before $PATH. So select the first
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# entry as the original diff tool.
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DIFF=$(whereis diff | sed "s/diff://g" | awk '{print $1}')
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if [ -z "$DIFF" ]
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then
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DIFF=/usr/bin/diff
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fi
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grep -q "^$test$" $BASEDIR/normalized_tests.lst
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grep_result=$?
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if [ "$grep_result" -eq "0" ]
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then
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sed -Ef $BASEDIR/normalize.sed < $file1 > $file1.modified
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sed -Ef $BASEDIR/normalize.sed < $file2 > $file2.modified
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$DIFF $args $file1.modified $file2.modified
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exitcode=$?
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rm -rf $file1.modified $file2.modified
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else
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# if test is not in normalized_tests.lst, just diff without normalizing.
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$DIFF $args $file1 $file2
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exitcode=$?
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fi
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exit $exitcode
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