From a6ad397ea92cd9c53973243728d3e52640fe63ec Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Sat, 22 May 2010 00:26:06 +0200 Subject: hush: fix more obscure ${var%...} cases function old new delta add_till_closing_paren 313 359 +46 builtin_exit 48 47 -1 Signed-off-by: Denys Vlasenko --- shell/hush_test/hush-arith/arith.right | 9 +++++++++ shell/hush_test/hush-arith/arith.tests | 19 +++++++++++-------- shell/hush_test/hush-vars/var_posix1.right | 1 + shell/hush_test/hush-vars/var_posix1.tests | 1 + 4 files changed, 22 insertions(+), 8 deletions(-) (limited to 'shell/hush_test') diff --git a/shell/hush_test/hush-arith/arith.right b/shell/hush_test/hush-arith/arith.right index 83155fb03..718c26ad0 100644 --- a/shell/hush_test/hush-arith/arith.right +++ b/shell/hush_test/hush-arith/arith.right @@ -43,21 +43,30 @@ Format: 'expected actual' 4 4 29 29 5 5 +unary plus, minus -4 -4 4 4 +conditional expressions 1 1 32 32 32 32 1 1 1 1 32 32 +check that parentheses in `cmd` are interpreted correctly +3 3 +check that the unevaluated part of the ternary operator does not do evaluation or assignment 20 20 30 30 20 20 30 30 +check precedence of assignment vs. conditional operator hush: error in arithmetic +check precedence of assignment vs. conditional operator +associativity of assignment-operator operator 6 6 6,5,3 6,5,3 +octal, hex 263 263 255 255 40 40 diff --git a/shell/hush_test/hush-arith/arith.tests b/shell/hush_test/hush-arith/arith.tests index 57e66e888..bc6b341d1 100755 --- a/shell/hush_test/hush-arith/arith.tests +++ b/shell/hush_test/hush-arith/arith.tests @@ -75,11 +75,11 @@ echo 4 $(( iv &= 4 )) echo 29 $(( iv += (jv + 9))) echo 5 $(( (iv + 4) % 7 )) -# unary plus, minus +echo unary plus, minus echo -4 $(( +4 - 8 )) echo 4 $(( -4 + 8 )) -# conditional expressions +echo conditional expressions echo 1 $(( 4<5 ? 1 : 32)) echo 32 $(( 4>5 ? 1 : 32)) echo 32 $(( 4>(2+3) ? 1 : 32)) @@ -87,8 +87,11 @@ echo 1 $(( 4<(2+3) ? 1 : 32)) echo 1 $(( (2+2)<(2+3) ? 1 : 32)) echo 32 $(( (2+2)>(2+3) ? 1 : 32)) -# check that the unevaluated part of the ternary operator does not do -# evaluation or assignment +echo 'check that parentheses in `cmd` are interpreted correctly' +# \x28 is '(' +echo 3 $(( ( `printf '(\x28 1'` + `echo 2\)\)` ) )) + +echo check that the unevaluated part of the ternary operator does not do evaluation or assignment x=i+=2 y=j+=2 #ash# declare -i i=1 j=1 @@ -109,20 +112,20 @@ echo 20 $((1 ? 20 : (x+=2))) echo 30 $((0 ? (y+=2) : 30)) #ash# echo $i,$y # ash mishandles this -# check precedence of assignment vs. conditional operator +echo check precedence of assignment vs. conditional operator # should be an error #ash# declare -i x=2 x=2 #ashnote# bash reports error but continues, ash aborts - using subshell to 'emulate' bash: ( y=$((1 ? 20 : x+=2)) ) -# check precedence of assignment vs. conditional operator +echo check precedence of assignment vs. conditional operator #ash# declare -i x=2 x=2 # ash says "line NNN: syntax error: 0 ? x+=2 : 20" #ash# echo 20 $((0 ? x+=2 : 20)) -# associativity of assignment-operator operator +echo associativity of assignment-operator operator #ash# declare -i i=1 j=2 k=3 i=1 j=2 @@ -130,7 +133,7 @@ k=3 echo 6 $((i += j += k)) echo 6,5,3 $i,$j,$k -# octal, hex +echo octal, hex echo 263 $(( 0x100 | 007 )) echo 255 $(( 0xff )) #ash# echo 255 $(( 16#ff )) diff --git a/shell/hush_test/hush-vars/var_posix1.right b/shell/hush_test/hush-vars/var_posix1.right index 813437e2f..7ff618ad0 100644 --- a/shell/hush_test/hush-vars/var_posix1.right +++ b/shell/hush_test/hush-vars/var_posix1.right @@ -37,4 +37,5 @@ ababcdcd_tail ababcdcd ab ab +ab End diff --git a/shell/hush_test/hush-vars/var_posix1.tests b/shell/hush_test/hush-vars/var_posix1.tests index e48fd98c7..82abe8198 100755 --- a/shell/hush_test/hush-vars/var_posix1.tests +++ b/shell/hush_test/hush-vars/var_posix1.tests @@ -47,5 +47,6 @@ echo ${var%\\*} a=ab}; echo ${a%\}}; a=abc; c=c; echo ${a%${c}} +a=ab{{c; echo ${a%`echo {{c`} echo End -- cgit v1.2.3