t3300-funny-names: shell portability fixes

echo isn't remotely standardized for handling backslashes,
so cat + heredoc seems better

Signed-off-by: Eric Wong <normalperson@yhbt.net>
Signed-off-by: Junio C Hamano <junkio@cox.net>

t/t3300-funny-names.sh

@@ -40,9 +40,11 @@ test_expect_success 'git-ls-files no-funny' \
 t0=`git-write-tree`
 echo "$t0" >t0
 
-echo 'just space
+cat > expected <<\EOF
+just space
 no-funny
-"tabs\t,\" (dq) and spaces"' >expected
+"tabs\t,\" (dq) and spaces"
+EOF
 test_expect_success 'git-ls-files with-funny' \
 	'git-update-index --add "$p1" &&
 	git-ls-files >current &&
@@ -58,14 +60,18 @@ test_expect_success 'git-ls-files -z with-funny' \
 t1=`git-write-tree`
 echo "$t1" >t1
 
-echo 'just space
+cat > expected <<\EOF
+just space
 no-funny
-"tabs\t,\" (dq) and spaces"' >expected
+"tabs\t,\" (dq) and spaces"
+EOF
 test_expect_success 'git-ls-tree with funny' \
 	'git-ls-tree -r $t1 | sed -e "s/^[^	]*	//" >current &&
 	 diff -u expected current'
 
-echo 'A	"tabs\t,\" (dq) and spaces"' >expected
+cat > expected <<\EOF
+A	"tabs\t,\" (dq) and spaces"
+EOF
 test_expect_success 'git-diff-index with-funny' \
 	'git-diff-index --name-status $t0 >current &&
 	diff -u expected current'
@@ -84,53 +90,62 @@ test_expect_success 'git-diff-tree -z with-funny' \
 	'git-diff-tree -z --name-status $t0 $t1 | tr \\0 \\012 >current &&
 	diff -u expected current'
 
-echo 'CNUM	no-funny	"tabs\t,\" (dq) and spaces"' >expected
+cat > expected <<\EOF
+CNUM	no-funny	"tabs\t,\" (dq) and spaces"
+EOF
 test_expect_success 'git-diff-tree -C with-funny' \
 	'git-diff-tree -C --find-copies-harder --name-status \
 		$t0 $t1 | sed -e 's/^C[0-9]*/CNUM/' >current &&
 	diff -u expected current'
 
-echo 'RNUM	no-funny	"tabs\t,\" (dq) and spaces"' >expected
+cat > expected <<\EOF
+RNUM	no-funny	"tabs\t,\" (dq) and spaces"
+EOF
 test_expect_success 'git-diff-tree delete with-funny' \
 	'git-update-index --force-remove "$p0" &&
 	git-diff-index -M --name-status \
 		$t0 | sed -e 's/^R[0-9]*/RNUM/' >current &&
 	diff -u expected current'
 
-echo 'diff --git a/no-funny "b/tabs\t,\" (dq) and spaces"
+cat > expected <<\EOF
+diff --git a/no-funny "b/tabs\t,\" (dq) and spaces"
 similarity index NUM%
 rename from no-funny
-rename to "tabs\t,\" (dq) and spaces"' >expected
-
+rename to "tabs\t,\" (dq) and spaces"
+EOF
 test_expect_success 'git-diff-tree delete with-funny' \
 	'git-diff-index -M -p $t0 |
 	 sed -e "s/index [0-9]*%/index NUM%/" >current &&
 	 diff -u expected current'
 
 chmod +x "$p1"
-echo 'diff --git a/no-funny "b/tabs\t,\" (dq) and spaces"
+cat > expected <<\EOF
+diff --git a/no-funny "b/tabs\t,\" (dq) and spaces"
 old mode 100644
 new mode 100755
 similarity index NUM%
 rename from no-funny
-rename to "tabs\t,\" (dq) and spaces"' >expected
-
+rename to "tabs\t,\" (dq) and spaces"
+EOF
 test_expect_success 'git-diff-tree delete with-funny' \
 	'git-diff-index -M -p $t0 |
 	 sed -e "s/index [0-9]*%/index NUM%/" >current &&
 	 diff -u expected current'
 
-echo >expected ' "tabs\t,\" (dq) and spaces"
- 1 files changed, 0 insertions(+), 0 deletions(-)'
+cat >expected <<\EOF
+ "tabs\t,\" (dq) and spaces"
+ 1 files changed, 0 insertions(+), 0 deletions(-)
+EOF
 test_expect_success 'git-diff-tree rename with-funny applied' \
 	'git-diff-index -M -p $t0 |
 	 git-apply --stat | sed -e "s/|.*//" -e "s/ *\$//" >current &&
 	 diff -u expected current'
 
-echo >expected ' no-funny
+cat > expected <<\EOF
+ no-funny
  "tabs\t,\" (dq) and spaces"
- 2 files changed, 3 insertions(+), 3 deletions(-)'
-
+ 2 files changed, 3 insertions(+), 3 deletions(-)
+EOF
 test_expect_success 'git-diff-tree delete with-funny applied' \
 	'git-diff-index -p $t0 |
 	 git-apply --stat | sed -e "s/|.*//" -e "s/ *\$//" >current &&