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authorDenis Vlasenko2007-03-05 20:46:46 +0000
committerDenis Vlasenko2007-03-05 20:46:46 +0000
commit140644dc1cae13df47de2c9d54109c75800446d6 (patch)
treed9271ad835c4118af00d12bf3e5e7c8f87551739 /shell/ash_test/ash-invert/invert.tests
parentccd412da09d3d9ff54e14874c74c0a8dde6015b2 (diff)
downloadbusybox-140644dc1cae13df47de2c9d54109c75800446d6.zip
busybox-140644dc1cae13df47de2c9d54109c75800446d6.tar.gz
add ash testcases
Diffstat (limited to 'shell/ash_test/ash-invert/invert.tests')
-rwxr-xr-xshell/ash_test/ash-invert/invert.tests19
1 files changed, 19 insertions, 0 deletions
diff --git a/shell/ash_test/ash-invert/invert.tests b/shell/ash_test/ash-invert/invert.tests
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--- /dev/null
+++ b/shell/ash_test/ash-invert/invert.tests
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+# tests of return value inversion
+# placeholder for future expansion
+
+# user subshells (...) did this wrong in bash versions before 2.04
+
+! ( echo hello | grep h >/dev/null 2>&1 ); echo $?
+! echo hello | grep h >/dev/null 2>&1 ; echo $?
+
+! true ; echo $?
+! false; echo $?
+
+! (false) ; echo $?
+! (true); echo $?
+
+! true | false ; echo $?
+! false | true ; echo $?
+
+! (true | false) ; echo $?
+! (false | true) ; echo $?