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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-09 13:34:27 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-09 13:34:27 +0000 |
commit | 4dbdc42d9e7c3968ff7f690d00680419c9b8cb0f (patch) | |
tree | 47c1d492e9c956c1cd2b74dbd3b9d8b0db44dc4e /t/t4024-diff-optimize-common.sh | |
parent | Initial commit. (diff) | |
download | git-4dbdc42d9e7c3968ff7f690d00680419c9b8cb0f.tar.xz git-4dbdc42d9e7c3968ff7f690d00680419c9b8cb0f.zip |
Adding upstream version 1:2.43.0.upstream/1%2.43.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rwxr-xr-x | t/t4024-diff-optimize-common.sh | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/t/t4024-diff-optimize-common.sh b/t/t4024-diff-optimize-common.sh new file mode 100755 index 0000000..e2f0eca --- /dev/null +++ b/t/t4024-diff-optimize-common.sh @@ -0,0 +1,158 @@ +#!/bin/sh + +test_description='common tail optimization' + +TEST_PASSES_SANITIZE_LEAK=true +. ./test-lib.sh + +z=zzzzzzzz ;# 8 +z="$z$z$z$z$z$z$z$z" ;# 64 +z="$z$z$z$z$z$z$z$z" ;# 512 +z="$z$z$z$z" ;# 2048 +z2047=$(expr "$z" : '.\(.*\)') ; #2047 + +x=zzzzzzzzzz ;# 10 +y="$x$x$x$x$x$x$x$x$x$x" ;# 100 +z="$y$y$y$y$y$y$y$y$y$y" ;# 1000 +z1000=$z +z100=$y +z10=$x + +zs() { + count="$1" + while test "$count" -ge 1000 + do + count=$(($count - 1000)) + printf "%s" $z1000 + done + while test "$count" -ge 100 + do + count=$(($count - 100)) + printf "%s" $z100 + done + while test "$count" -ge 10 + do + count=$(($count - 10)) + printf "%s" $z10 + done + while test "$count" -ge 1 + do + count=$(($count - 1)) + printf "z" + done +} + +zc () { + sed -e "/^index/d" \ + -e "s/$z1000/Q/g" \ + -e "s/QQQQQQQQQ/Z9000/g" \ + -e "s/QQQQQQQQ/Z8000/g" \ + -e "s/QQQQQQQ/Z7000/g" \ + -e "s/QQQQQQ/Z6000/g" \ + -e "s/QQQQQ/Z5000/g" \ + -e "s/QQQQ/Z4000/g" \ + -e "s/QQQ/Z3000/g" \ + -e "s/QQ/Z2000/g" \ + -e "s/Q/Z1000/g" \ + -e "s/$z100/Q/g" \ + -e "s/QQQQQQQQQ/Z900/g" \ + -e "s/QQQQQQQQ/Z800/g" \ + -e "s/QQQQQQQ/Z700/g" \ + -e "s/QQQQQQ/Z600/g" \ + -e "s/QQQQQ/Z500/g" \ + -e "s/QQQQ/Z400/g" \ + -e "s/QQQ/Z300/g" \ + -e "s/QQ/Z200/g" \ + -e "s/Q/Z100/g" \ + -e "s/000Z//g" \ + -e "s/$z10/Q/g" \ + -e "s/QQQQQQQQQ/Z90/g" \ + -e "s/QQQQQQQQ/Z80/g" \ + -e "s/QQQQQQQ/Z70/g" \ + -e "s/QQQQQQ/Z60/g" \ + -e "s/QQQQQ/Z50/g" \ + -e "s/QQQQ/Z40/g" \ + -e "s/QQQ/Z30/g" \ + -e "s/QQ/Z20/g" \ + -e "s/Q/Z10/g" \ + -e "s/00Z//g" \ + -e "s/z/Q/g" \ + -e "s/QQQQQQQQQ/Z9/g" \ + -e "s/QQQQQQQQ/Z8/g" \ + -e "s/QQQQQQQ/Z7/g" \ + -e "s/QQQQQQ/Z6/g" \ + -e "s/QQQQQ/Z5/g" \ + -e "s/QQQQ/Z4/g" \ + -e "s/QQQ/Z3/g" \ + -e "s/QQ/Z2/g" \ + -e "s/Q/Z1/g" \ + -e "s/0Z//g" \ + ; +} + +expect_pattern () { + cnt="$1" + cat <<EOF +diff --git a/file-a$cnt b/file-a$cnt +--- a/file-a$cnt ++++ b/file-a$cnt +@@ -1 +1 @@ +-Z${cnt}a ++Z${cnt}A +diff --git a/file-b$cnt b/file-b$cnt +--- a/file-b$cnt ++++ b/file-b$cnt +@@ -1 +1 @@ +-b ++B +diff --git a/file-c$cnt b/file-c$cnt +--- a/file-c$cnt ++++ b/file-c$cnt +@@ -1 +1 @@ +-cZ$cnt +\ No newline at end of file ++CZ$cnt +\ No newline at end of file +diff --git a/file-d$cnt b/file-d$cnt +--- a/file-d$cnt ++++ b/file-d$cnt +@@ -1 +1 @@ +-d ++D +EOF +} + +sample='1023 1024 1025 2047 4095' + +test_expect_success setup ' + + for n in $sample + do + ( zs $n && echo a ) >file-a$n && + ( echo b && zs $n && echo ) >file-b$n && + ( printf c && zs $n ) >file-c$n && + ( echo d && zs $n ) >file-d$n && + + git add file-a$n file-b$n file-c$n file-d$n && + + ( zs $n && echo A ) >file-a$n && + ( echo B && zs $n && echo ) >file-b$n && + ( printf C && zs $n ) >file-c$n && + ( echo D && zs $n ) >file-d$n && + + expect_pattern $n || return 1 + + done >expect +' + +test_expect_success 'diff -U0' ' + + for n in $sample + do + git diff -U0 file-?$n || return 1 + done | zc >actual && + test_cmp expect actual + +' + +test_done |