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Diffstat (limited to 't/t0000-basic.sh')
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diff --git a/t/t0000-basic.sh b/t/t0000-basic.sh new file mode 100755 index 0000000..f2c7336 --- /dev/null +++ b/t/t0000-basic.sh @@ -0,0 +1,389 @@ +#!/bin/sh +# +# Copyright (c) 2005 Junio C Hamano +# + +test_description='Test the very basics part #1. + +The rest of the test suite does not check the basic operation of git +plumbing commands to work very carefully. Their job is to concentrate +on tricky features that caused bugs in the past to detect regression. + +This test runs very basic features, like registering things in cache, +writing tree, etc. + +Note that this test *deliberately* hard-codes many expected object +IDs. When object ID computation changes, like in the previous case of +swapping compression and hashing order, the person who is making the +modification *should* take notice and update the test vectors here. +' + +################################################################ +# It appears that people try to run tests without building... + +../git >/dev/null +if test $? != 1 +then + echo >&2 'You do not seem to have built git yet.' + exit 1 +fi + +. ./test-lib.sh + +################################################################ +# git init has been done in an empty repository. +# make sure it is empty. + +find .git/objects -type f -print >should-be-empty +test_expect_success \ + '.git/objects should be empty after git init in an empty repo.' \ + 'cmp -s /dev/null should-be-empty' + +# also it should have 2 subdirectories; no fan-out anymore, pack, and info. +# 3 is counting "objects" itself +find .git/objects -type d -print >full-of-directories +test_expect_success \ + '.git/objects should have 3 subdirectories.' \ + 'test $(wc -l < full-of-directories) = 3' + +################################################################ +# Test harness +test_expect_success 'success is reported like this' ' + : +' +test_expect_failure 'pretend we have a known breakage' ' + false +' +test_expect_failure 'pretend we have fixed a known breakage' ' + : +' +test_set_prereq HAVEIT +haveit=no +test_expect_success HAVEIT 'test runs if prerequisite is satisfied' ' + test_have_prereq HAVEIT && + haveit=yes +' +donthaveit=yes +test_expect_success DONTHAVEIT 'unmet prerequisite causes test to be skipped' ' + donthaveit=no +' +if test $haveit$donthaveit != yesyes +then + say "bug in test framework: prerequisite tags do not work reliably" + exit 1 +fi + +clean=no +test_expect_success 'tests clean up after themselves' ' + test_when_finished clean=yes +' + +cleaner=no +test_expect_code 1 'tests clean up even after a failure' ' + test_when_finished cleaner=yes && + (exit 1) +' + +if test $clean$cleaner != yesyes +then + say "bug in test framework: cleanup commands do not work reliably" + exit 1 +fi + +test_expect_code 2 'failure to clean up causes the test to fail' ' + test_when_finished "(exit 2)" +' + +################################################################ +# Basics of the basics + +# updating a new file without --add should fail. +test_expect_success 'git update-index without --add should fail adding.' ' + test_must_fail git update-index should-be-empty +' + +# and with --add it should succeed, even if it is empty (it used to fail). +test_expect_success \ + 'git update-index with --add should succeed.' \ + 'git update-index --add should-be-empty' + +test_expect_success \ + 'writing tree out with git write-tree' \ + 'tree=$(git write-tree)' + +# we know the shape and contents of the tree and know the object ID for it. +test_expect_success \ + 'validate object ID of a known tree.' \ + 'test "$tree" = 7bb943559a305bdd6bdee2cef6e5df2413c3d30a' + +# Removing paths. +rm -f should-be-empty full-of-directories +test_expect_success 'git update-index without --remove should fail removing.' ' + test_must_fail git update-index should-be-empty +' + +test_expect_success \ + 'git update-index with --remove should be able to remove.' \ + 'git update-index --remove should-be-empty' + +# Empty tree can be written with recent write-tree. +test_expect_success \ + 'git write-tree should be able to write an empty tree.' \ + 'tree=$(git write-tree)' + +test_expect_success \ + 'validate object ID of a known tree.' \ + 'test "$tree" = 4b825dc642cb6eb9a060e54bf8d69288fbee4904' + +# Various types of objects +# Some filesystems do not support symblic links; on such systems +# some expected values are different +mkdir path2 path3 path3/subp3 +paths='path0 path2/file2 path3/file3 path3/subp3/file3' +for p in $paths +do + echo "hello $p" >$p +done +if test_have_prereq SYMLINKS +then + for p in $paths + do + ln -s "hello $p" ${p}sym + done + expectfilter=cat + expectedtree=087704a96baf1c2d1c869a8b084481e121c88b5b + expectedptree1=21ae8269cacbe57ae09138dcc3a2887f904d02b3 + expectedptree2=3c5e5399f3a333eddecce7a9b9465b63f65f51e2 +else + expectfilter='grep -v sym' + expectedtree=8e18edf7d7edcf4371a3ac6ae5f07c2641db7c46 + expectedptree1=cfb8591b2f65de8b8cc1020cd7d9e67e7793b325 + expectedptree2=ce580448f0148b985a513b693fdf7d802cacb44f +fi + +test_expect_success \ + 'adding various types of objects with git update-index --add.' \ + 'find path* ! -type d -print | xargs git update-index --add' + +# Show them and see that matches what we expect. +test_expect_success \ + 'showing stage with git ls-files --stage' \ + 'git ls-files --stage >current' + +$expectfilter >expected <<\EOF +100644 f87290f8eb2cbbea7857214459a0739927eab154 0 path0 +120000 15a98433ae33114b085f3eb3bb03b832b3180a01 0 path0sym +100644 3feff949ed00a62d9f7af97c15cd8a30595e7ac7 0 path2/file2 +120000 d8ce161addc5173867a3c3c730924388daedbc38 0 path2/file2sym +100644 0aa34cae68d0878578ad119c86ca2b5ed5b28376 0 path3/file3 +120000 8599103969b43aff7e430efea79ca4636466794f 0 path3/file3sym +100644 00fb5908cb97c2564a9783c0c64087333b3b464f 0 path3/subp3/file3 +120000 6649a1ebe9e9f1c553b66f5a6e74136a07ccc57c 0 path3/subp3/file3sym +EOF +test_expect_success \ + 'validate git ls-files output for a known tree.' \ + 'test_cmp expected current' + +test_expect_success \ + 'writing tree out with git write-tree.' \ + 'tree=$(git write-tree)' +test_expect_success \ + 'validate object ID for a known tree.' \ + 'test "$tree" = "$expectedtree"' + +test_expect_success \ + 'showing tree with git ls-tree' \ + 'git ls-tree $tree >current' +cat >expected <<\EOF +100644 blob f87290f8eb2cbbea7857214459a0739927eab154 path0 +120000 blob 15a98433ae33114b085f3eb3bb03b832b3180a01 path0sym +040000 tree 58a09c23e2ca152193f2786e06986b7b6712bdbe path2 +040000 tree 21ae8269cacbe57ae09138dcc3a2887f904d02b3 path3 +EOF +test_expect_success SYMLINKS \ + 'git ls-tree output for a known tree.' \ + 'test_cmp expected current' + +# This changed in ls-tree pathspec change -- recursive does +# not show tree nodes anymore. +test_expect_success \ + 'showing tree with git ls-tree -r' \ + 'git ls-tree -r $tree >current' +$expectfilter >expected <<\EOF +100644 blob f87290f8eb2cbbea7857214459a0739927eab154 path0 +120000 blob 15a98433ae33114b085f3eb3bb03b832b3180a01 path0sym +100644 blob 3feff949ed00a62d9f7af97c15cd8a30595e7ac7 path2/file2 +120000 blob d8ce161addc5173867a3c3c730924388daedbc38 path2/file2sym +100644 blob 0aa34cae68d0878578ad119c86ca2b5ed5b28376 path3/file3 +120000 blob 8599103969b43aff7e430efea79ca4636466794f path3/file3sym +100644 blob 00fb5908cb97c2564a9783c0c64087333b3b464f path3/subp3/file3 +120000 blob 6649a1ebe9e9f1c553b66f5a6e74136a07ccc57c path3/subp3/file3sym +EOF +test_expect_success \ + 'git ls-tree -r output for a known tree.' \ + 'test_cmp expected current' + +# But with -r -t we can have both. +test_expect_success \ + 'showing tree with git ls-tree -r -t' \ + 'git ls-tree -r -t $tree >current' +cat >expected <<\EOF +100644 blob f87290f8eb2cbbea7857214459a0739927eab154 path0 +120000 blob 15a98433ae33114b085f3eb3bb03b832b3180a01 path0sym +040000 tree 58a09c23e2ca152193f2786e06986b7b6712bdbe path2 +100644 blob 3feff949ed00a62d9f7af97c15cd8a30595e7ac7 path2/file2 +120000 blob d8ce161addc5173867a3c3c730924388daedbc38 path2/file2sym +040000 tree 21ae8269cacbe57ae09138dcc3a2887f904d02b3 path3 +100644 blob 0aa34cae68d0878578ad119c86ca2b5ed5b28376 path3/file3 +120000 blob 8599103969b43aff7e430efea79ca4636466794f path3/file3sym +040000 tree 3c5e5399f3a333eddecce7a9b9465b63f65f51e2 path3/subp3 +100644 blob 00fb5908cb97c2564a9783c0c64087333b3b464f path3/subp3/file3 +120000 blob 6649a1ebe9e9f1c553b66f5a6e74136a07ccc57c path3/subp3/file3sym +EOF +test_expect_success SYMLINKS \ + 'git ls-tree -r output for a known tree.' \ + 'test_cmp expected current' + +test_expect_success \ + 'writing partial tree out with git write-tree --prefix.' \ + 'ptree=$(git write-tree --prefix=path3)' +test_expect_success \ + 'validate object ID for a known tree.' \ + 'test "$ptree" = "$expectedptree1"' + +test_expect_success \ + 'writing partial tree out with git write-tree --prefix.' \ + 'ptree=$(git write-tree --prefix=path3/subp3)' +test_expect_success \ + 'validate object ID for a known tree.' \ + 'test "$ptree" = "$expectedptree2"' + +cat >badobjects <<EOF +100644 blob 1000000000000000000000000000000000000000 dir/file1 +100644 blob 2000000000000000000000000000000000000000 dir/file2 +100644 blob 3000000000000000000000000000000000000000 dir/file3 +100644 blob 4000000000000000000000000000000000000000 dir/file4 +100644 blob 5000000000000000000000000000000000000000 dir/file5 +EOF + +rm .git/index +test_expect_success \ + 'put invalid objects into the index.' \ + 'git update-index --index-info < badobjects' + +test_expect_success 'writing this tree without --missing-ok.' ' + test_must_fail git write-tree +' + +test_expect_success \ + 'writing this tree with --missing-ok.' \ + 'git write-tree --missing-ok' + + +################################################################ +rm .git/index +test_expect_success \ + 'git read-tree followed by write-tree should be idempotent.' \ + 'git read-tree $tree && + test -f .git/index && + newtree=$(git write-tree) && + test "$newtree" = "$tree"' + +$expectfilter >expected <<\EOF +:100644 100644 f87290f8eb2cbbea7857214459a0739927eab154 0000000000000000000000000000000000000000 M path0 +:120000 120000 15a98433ae33114b085f3eb3bb03b832b3180a01 0000000000000000000000000000000000000000 M path0sym +:100644 100644 3feff949ed00a62d9f7af97c15cd8a30595e7ac7 0000000000000000000000000000000000000000 M path2/file2 +:120000 120000 d8ce161addc5173867a3c3c730924388daedbc38 0000000000000000000000000000000000000000 M path2/file2sym +:100644 100644 0aa34cae68d0878578ad119c86ca2b5ed5b28376 0000000000000000000000000000000000000000 M path3/file3 +:120000 120000 8599103969b43aff7e430efea79ca4636466794f 0000000000000000000000000000000000000000 M path3/file3sym +:100644 100644 00fb5908cb97c2564a9783c0c64087333b3b464f 0000000000000000000000000000000000000000 M path3/subp3/file3 +:120000 120000 6649a1ebe9e9f1c553b66f5a6e74136a07ccc57c 0000000000000000000000000000000000000000 M path3/subp3/file3sym +EOF +test_expect_success \ + 'validate git diff-files output for a know cache/work tree state.' \ + 'git diff-files >current && test_cmp current expected >/dev/null' + +test_expect_success \ + 'git update-index --refresh should succeed.' \ + 'git update-index --refresh' + +test_expect_success \ + 'no diff after checkout and git update-index --refresh.' \ + 'git diff-files >current && cmp -s current /dev/null' + +################################################################ +P=$expectedtree +test_expect_success \ + 'git commit-tree records the correct tree in a commit.' \ + 'commit0=$(echo NO | git commit-tree $P) && + tree=$(git show --pretty=raw $commit0 | + sed -n -e "s/^tree //p" -e "/^author /q") && + test "z$tree" = "z$P"' + +test_expect_success \ + 'git commit-tree records the correct parent in a commit.' \ + 'commit1=$(echo NO | git commit-tree $P -p $commit0) && + parent=$(git show --pretty=raw $commit1 | + sed -n -e "s/^parent //p" -e "/^author /q") && + test "z$commit0" = "z$parent"' + +test_expect_success \ + 'git commit-tree omits duplicated parent in a commit.' \ + 'commit2=$(echo NO | git commit-tree $P -p $commit0 -p $commit0) && + parent=$(git show --pretty=raw $commit2 | + sed -n -e "s/^parent //p" -e "/^author /q" | + sort -u) && + test "z$commit0" = "z$parent" && + numparent=$(git show --pretty=raw $commit2 | + sed -n -e "s/^parent //p" -e "/^author /q" | + wc -l) && + test $numparent = 1' + +test_expect_success 'update-index D/F conflict' ' + mv path0 tmp && + mv path2 path0 && + mv tmp path2 && + git update-index --add --replace path2 path0/file2 && + numpath0=$(git ls-files path0 | wc -l) && + test $numpath0 = 1 +' + +test_expect_success SYMLINKS 'absolute path works as expected' ' + mkdir first && + ln -s ../.git first/.git && + mkdir second && + ln -s ../first second/other && + mkdir third && + dir="$(cd .git; pwd -P)" && + dir2=third/../second/other/.git && + test "$dir" = "$(test-path-utils make_absolute_path $dir2)" && + file="$dir"/index && + test "$file" = "$(test-path-utils make_absolute_path $dir2/index)" && + basename=blub && + test "$dir/$basename" = "$(cd .git && test-path-utils make_absolute_path "$basename")" && + ln -s ../first/file .git/syml && + sym="$(cd first; pwd -P)"/file && + test "$sym" = "$(test-path-utils make_absolute_path "$dir2/syml")" +' + +test_expect_success 'very long name in the index handled sanely' ' + + a=a && # 1 + a=$a$a$a$a$a$a$a$a$a$a$a$a$a$a$a$a && # 16 + a=$a$a$a$a$a$a$a$a$a$a$a$a$a$a$a$a && # 256 + a=$a$a$a$a$a$a$a$a$a$a$a$a$a$a$a$a && # 4096 + a=${a}q && + + >path4 && + git update-index --add path4 && + ( + git ls-files -s path4 | + sed -e "s/ .*/ /" | + tr -d "\012" + echo "$a" + ) | git update-index --index-info && + len=$(git ls-files "a*" | wc -c) && + test $len = 4098 +' + +test_done |