test-commit: test unset date is not read as epoch origin

tests/test-commit

@@ -1,106 +1,110 b''
 #!/bin/sh
 
 echo % commit date test
 hg init test
 cd test
 echo foo > foo
 hg add foo
 HGEDITOR=true hg commit -m ""
 hg commit -d '0 0' -m commit-1
+# An empty date was interpreted as epoch origin
+echo foo >> foo
+hg commit -d '' -m commit-no-date
+hg tip --template '{date|isodate}\n' | grep '1970'
 echo foo >> foo
 hg commit -d '1 4444444' -m commit-3
 hg commit -d '1	15.1' -m commit-4
 hg commit -d 'foo bar' -m commit-5
 hg commit -d ' 1 4444' -m commit-6
 hg commit -d '111111111111 0' -m commit-7
 
 echo % commit added file that has been deleted
 echo bar > bar
 hg add bar
 rm bar
 hg commit -d "1000000 0" -m commit-8
 hg commit -d "1000000 0" -m commit-8-2 bar
 
 hg -q revert -a --no-backup
 
 mkdir dir
 echo boo > dir/file
 hg add
 hg -v commit -d '0 0' -m commit-9 dir
 
 echo > dir.file
 hg add
 hg commit -d '0 0' -m commit-10 dir dir.file
 
 echo >> dir/file
 mkdir bleh
 mkdir dir2
 cd bleh
 hg commit -d '0 0' -m commit-11 .
 hg commit -d '0 0' -m commit-12 ../dir ../dir2
 hg -v commit -d '0 0' -m commit-13 ../dir
 cd ..
 
 hg commit -d '0 0' -m commit-14 does-not-exist
 ln -s foo baz
 hg commit -d '0 0' -m commit-15 baz
 touch quux
 hg commit -d '0 0' -m commit-16 quux
 echo >> dir/file
 hg -v commit -d '0 0' -m commit-17 dir/file
 cd ..
 
 echo % partial subdir commit test
 hg init test2
 cd test2
 mkdir foo
 echo foo > foo/foo
 mkdir bar
 echo bar > bar/bar
 hg add
 hg ci -d '1000000 0' -u test -m commit-subdir-1 foo
 hg ci -d '1000001 0' -u test -m commit-subdir-2 bar
 echo % subdir log 1
 hg log -v foo
 echo % subdir log 2
 hg log -v bar
 echo % full log
 hg log -v
 cd ..
 
 echo % dot and subdir commit test
 hg init test3
 cd test3
 mkdir foo
 echo foo content > foo/plain-file
 hg add foo/plain-file
 hg ci -d '1000000 0' -u test -m commit-foo-subdir foo
 echo modified foo content > foo/plain-file
 hg ci -d '2000000 0' -u test -m commit-foo-dot .
 echo % full log
 hg log -v
 echo % subdir log
 cd foo
 hg log .
 cd ..
 cd ..
 
 cd ..
 hg init issue1049
 cd issue1049
 echo a > a
 hg ci -Ama
 echo a >> a
 hg ci -mb
 hg up 0
 echo b >> a
 hg ci -mc
 HGMERGE=true hg merge
 echo % should fail because we are specifying a file name
 hg ci -mmerge a
 echo % should fail because we are specifying a pattern
 hg ci -mmerge -I a
 echo % should succeed
 hg ci -mmerge
 
 exit 0