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-rwxr-xr-xt/t0030-stripspace.sh441
1 files changed, 441 insertions, 0 deletions
diff --git a/t/t0030-stripspace.sh b/t/t0030-stripspace.sh
new file mode 100755
index 0000000000..29e91d861c
--- /dev/null
+++ b/t/t0030-stripspace.sh
@@ -0,0 +1,441 @@
+#!/bin/sh
+#
+# Copyright (c) 2007 Carlos Rica
+#
+
+test_description='git stripspace'
+
+. ./test-lib.sh
+
+t40='A quick brown fox jumps over the lazy do'
+s40=' '
+sss="$s40$s40$s40$s40$s40$s40$s40$s40$s40$s40" # 400
+ttt="$t40$t40$t40$t40$t40$t40$t40$t40$t40$t40" # 400
+
+test_expect_success \
+ 'long lines without spaces should be unchanged' '
+ echo "$ttt" >expect &&
+ git stripspace <expect >actual &&
+ test_cmp expect actual &&
+
+ echo "$ttt$ttt" >expect &&
+ git stripspace <expect >actual &&
+ test_cmp expect actual &&
+
+ echo "$ttt$ttt$ttt" >expect &&
+ git stripspace <expect >actual &&
+ test_cmp expect actual &&
+
+ echo "$ttt$ttt$ttt$ttt" >expect &&
+ git stripspace <expect >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success \
+ 'lines with spaces at the beginning should be unchanged' '
+ echo "$sss$ttt" >expect &&
+ git stripspace <expect >actual &&
+ test_cmp expect actual &&
+
+ echo "$sss$sss$ttt" >expect &&
+ git stripspace <expect >actual &&
+ test_cmp expect actual &&
+
+ echo "$sss$sss$sss$ttt" >expect &&
+ git stripspace <expect >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success \
+ 'lines with intermediate spaces should be unchanged' '
+ echo "$ttt$sss$ttt" >expect &&
+ git stripspace <expect >actual &&
+ test_cmp expect actual &&
+
+ echo "$ttt$sss$sss$ttt" >expect &&
+ git stripspace <expect >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success \
+ 'consecutive blank lines should be unified' '
+ printf "$ttt\n\n$ttt\n" > expect &&
+ printf "$ttt\n\n\n\n\n$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt$ttt\n\n$ttt\n" > expect &&
+ printf "$ttt$ttt\n\n\n\n\n$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt$ttt$ttt\n\n$ttt\n" > expect &&
+ printf "$ttt$ttt$ttt\n\n\n\n\n$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt\n\n$ttt\n" > expect &&
+ printf "$ttt\n\n\n\n\n$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt\n\n$ttt$ttt\n" > expect &&
+ printf "$ttt\n\n\n\n\n$ttt$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt\n\n$ttt$ttt$ttt\n" > expect &&
+ printf "$ttt\n\n\n\n\n$ttt$ttt$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt\n\n$ttt\n" > expect &&
+ printf "$ttt\n\t\n \n\n \t\t\n$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt$ttt\n\n$ttt\n" > expect &&
+ printf "$ttt$ttt\n\t\n \n\n \t\t\n$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt$ttt$ttt\n\n$ttt\n" > expect &&
+ printf "$ttt$ttt$ttt\n\t\n \n\n \t\t\n$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt\n\n$ttt\n" > expect &&
+ printf "$ttt\n\t\n \n\n \t\t\n$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt\n\n$ttt$ttt\n" > expect &&
+ printf "$ttt\n\t\n \n\n \t\t\n$ttt$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt\n\n$ttt$ttt$ttt\n" > expect &&
+ printf "$ttt\n\t\n \n\n \t\t\n$ttt$ttt$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success \
+ 'only consecutive blank lines should be completely removed' '
+ > expect &&
+
+ printf "\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "\n\n\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$sss\n$sss\n$sss\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$sss$sss\n$sss\n\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "\n$sss\n$sss$sss\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$sss$sss$sss$sss\n\n\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "\n$sss$sss$sss$sss\n\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "\n\n$sss$sss$sss$sss\n" | git stripspace >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success \
+ 'consecutive blank lines at the beginning should be removed' '
+ printf "$ttt\n" > expect &&
+ printf "\n$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt\n" > expect &&
+ printf "\n\n\n$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt$ttt\n" > expect &&
+ printf "\n\n\n$ttt$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt$ttt$ttt\n" > expect &&
+ printf "\n\n\n$ttt$ttt$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt$ttt$ttt$ttt\n" > expect &&
+ printf "\n\n\n$ttt$ttt$ttt$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt\n" > expect &&
+
+ printf "$sss\n$sss\n$sss\n$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "\n$sss\n$sss$sss\n$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$sss$sss\n$sss\n\n$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$sss$sss$sss\n\n\n$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "\n$sss$sss$sss\n\n$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "\n\n$sss$sss$sss\n$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success \
+ 'consecutive blank lines at the end should be removed' '
+ printf "$ttt\n" > expect &&
+ printf "$ttt\n\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt\n" > expect &&
+ printf "$ttt\n\n\n\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt$ttt\n" > expect &&
+ printf "$ttt$ttt\n\n\n\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt$ttt$ttt\n" > expect &&
+ printf "$ttt$ttt$ttt\n\n\n\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt$ttt$ttt$ttt\n" > expect &&
+ printf "$ttt$ttt$ttt$ttt\n\n\n\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt\n" > expect &&
+
+ printf "$ttt\n$sss\n$sss\n$sss\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt\n\n$sss\n$sss$sss\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt\n$sss$sss\n$sss\n\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt\n$sss$sss$sss\n\n\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt\n\n$sss$sss$sss\n\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt\n\n\n$sss$sss$sss\n" | git stripspace >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success \
+ 'text without newline at end should end with newline' '
+ test $(printf "$ttt" | git stripspace | wc -l) -gt 0 &&
+ test $(printf "$ttt$ttt" | git stripspace | wc -l) -gt 0 &&
+ test $(printf "$ttt$ttt$ttt" | git stripspace | wc -l) -gt 0 &&
+ test $(printf "$ttt$ttt$ttt$ttt" | git stripspace | wc -l) -gt 0
+'
+
+# text plus spaces at the end:
+
+test_expect_success \
+ 'text plus spaces without newline at end should end with newline' '
+ test $(printf "$ttt$sss" | git stripspace | wc -l) -gt 0 &&
+ test $(printf "$ttt$ttt$sss" | git stripspace | wc -l) -gt 0 &&
+ test $(printf "$ttt$ttt$ttt$sss" | git stripspace | wc -l) -gt 0 &&
+ test $(printf "$ttt$sss$sss" | git stripspace | wc -l) -gt 0 &&
+ test $(printf "$ttt$ttt$sss$sss" | git stripspace | wc -l) -gt 0 &&
+ test $(printf "$ttt$sss$sss$sss" | git stripspace | wc -l) -gt 0
+'
+
+test_expect_success \
+ 'text plus spaces without newline at end should not show spaces' '
+ ! (printf "$ttt$sss" | git stripspace | grep " " >/dev/null) &&
+ ! (printf "$ttt$ttt$sss" | git stripspace | grep " " >/dev/null) &&
+ ! (printf "$ttt$ttt$ttt$sss" | git stripspace | grep " " >/dev/null) &&
+ ! (printf "$ttt$sss$sss" | git stripspace | grep " " >/dev/null) &&
+ ! (printf "$ttt$ttt$sss$sss" | git stripspace | grep " " >/dev/null) &&
+ ! (printf "$ttt$sss$sss$sss" | git stripspace | grep " " >/dev/null)
+'
+
+test_expect_success \
+ 'text plus spaces without newline should show the correct lines' '
+ printf "$ttt\n" >expect &&
+ printf "$ttt$sss" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt\n" >expect &&
+ printf "$ttt$sss$sss" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt\n" >expect &&
+ printf "$ttt$sss$sss$sss" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt$ttt\n" >expect &&
+ printf "$ttt$ttt$sss" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt$ttt\n" >expect &&
+ printf "$ttt$ttt$sss$sss" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt$ttt$ttt\n" >expect &&
+ printf "$ttt$ttt$ttt$sss" | git stripspace >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success \
+ 'text plus spaces at end should not show spaces' '
+ ! (echo "$ttt$sss" | git stripspace | grep " " >/dev/null) &&
+ ! (echo "$ttt$ttt$sss" | git stripspace | grep " " >/dev/null) &&
+ ! (echo "$ttt$ttt$ttt$sss" | git stripspace | grep " " >/dev/null) &&
+ ! (echo "$ttt$sss$sss" | git stripspace | grep " " >/dev/null) &&
+ ! (echo "$ttt$ttt$sss$sss" | git stripspace | grep " " >/dev/null) &&
+ ! (echo "$ttt$sss$sss$sss" | git stripspace | grep " " >/dev/null)
+'
+
+test_expect_success \
+ 'text plus spaces at end should be cleaned and newline must remain' '
+ echo "$ttt" >expect &&
+ echo "$ttt$sss" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ echo "$ttt" >expect &&
+ echo "$ttt$sss$sss" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ echo "$ttt" >expect &&
+ echo "$ttt$sss$sss$sss" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ echo "$ttt$ttt" >expect &&
+ echo "$ttt$ttt$sss" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ echo "$ttt$ttt" >expect &&
+ echo "$ttt$ttt$sss$sss" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ echo "$ttt$ttt$ttt" >expect &&
+ echo "$ttt$ttt$ttt$sss" | git stripspace >actual &&
+ test_cmp expect actual
+'
+
+# spaces only:
+
+test_expect_success \
+ 'spaces with newline at end should be replaced with empty string' '
+ printf "" >expect &&
+
+ echo | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ echo "$sss" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ echo "$sss$sss" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ echo "$sss$sss$sss" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ echo "$sss$sss$sss$sss" | git stripspace >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success \
+ 'spaces without newline at end should not show spaces' '
+ ! (printf "" | git stripspace | grep " " >/dev/null) &&
+ ! (printf "$sss" | git stripspace | grep " " >/dev/null) &&
+ ! (printf "$sss$sss" | git stripspace | grep " " >/dev/null) &&
+ ! (printf "$sss$sss$sss" | git stripspace | grep " " >/dev/null) &&
+ ! (printf "$sss$sss$sss$sss" | git stripspace | grep " " >/dev/null)
+'
+
+test_expect_success \
+ 'spaces without newline at end should be replaced with empty string' '
+ printf "" >expect &&
+
+ printf "" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$sss$sss" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$sss$sss$sss" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$sss$sss$sss$sss" | git stripspace >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success \
+ 'consecutive text lines should be unchanged' '
+ printf "$ttt$ttt\n$ttt\n" >expect &&
+ printf "$ttt$ttt\n$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt\n$ttt$ttt\n$ttt\n" >expect &&
+ printf "$ttt\n$ttt$ttt\n$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt\n$ttt\n$ttt\n$ttt$ttt\n" >expect &&
+ printf "$ttt\n$ttt\n$ttt\n$ttt$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt\n$ttt\n\n$ttt$ttt\n$ttt\n" >expect &&
+ printf "$ttt\n$ttt\n\n$ttt$ttt\n$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt$ttt\n\n$ttt\n$ttt$ttt\n" >expect &&
+ printf "$ttt$ttt\n\n$ttt\n$ttt$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual &&
+
+ printf "$ttt\n$ttt$ttt\n\n$ttt\n" >expect &&
+ printf "$ttt\n$ttt$ttt\n\n$ttt\n" | git stripspace >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'strip comments, too' '
+ test ! -z "$(echo "# comment" | git stripspace)" &&
+ test -z "$(echo "# comment" | git stripspace -s)"
+'
+
+test_expect_success 'strip comments with changed comment char' '
+ test ! -z "$(echo "; comment" | git -c core.commentchar=";" stripspace)" &&
+ test -z "$(echo "; comment" | git -c core.commentchar=";" stripspace -s)"
+'
+
+test_expect_success '-c with single line' '
+ printf "# foo\n" >expect &&
+ printf "foo" | git stripspace -c >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success '-c with single line followed by empty line' '
+ printf "# foo\n#\n" >expect &&
+ printf "foo\n\n" | git stripspace -c >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success '-c with newline only' '
+ printf "#\n" >expect &&
+ printf "\n" | git stripspace -c >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success '--comment-lines with single line' '
+ printf "# foo\n" >expect &&
+ printf "foo" | git stripspace -c >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success '-c with changed comment char' '
+ printf "; foo\n" >expect &&
+ printf "foo" | git -c core.commentchar=";" stripspace -c >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'avoid SP-HT sequence in commented line' '
+ printf "#\tone\n#\n# two\n" >expect &&
+ printf "\tone\n\ntwo\n" | git stripspace -c >actual &&
+ test_cmp expect actual
+'
+
+test_done