tests: Adjust positive tests to verify both parse directions.

[cdecl99.git] / tests / general.at

diff --git a/tests/general.at b/tests/general.at
index b5a623dabf6783008a1db823156af6c2366e9851..5141902a0db9a017d939a88416dfd50fe059a5f9 100644 (file)
--- a/tests/general.at
+++ b/tests/general.at
@@ -83,3 +83,60 @@ int x()
 ]])
 
 AT_CLEANUP
+
+AT_SETUP([cdecl99 --file error message])
+
+AT_CHECK([cdecl99 --file nonexistent || exit 42], [42], [], [stderr])
+AT_CHECK([grep -v nonexistent stderr || true])
+
+AT_CLEANUP
+
+AT_SETUP([cdecl99 command error messages])
+
+# Extract progname from --help usage message
+# This will only get the start of progname if it includes spaces;
+# so we won't worry too hard about the exact format later.
+AT_CHECK([LC_ALL=C cdecl99 --help], [0], [stdout])
+progname=`$AWK 'NR == 1 { print $2; }' stdout`dnl'
+
+# every line is erroneous
+AT_DATA([input],
+[[explain int a b c
+simplify int a b c
+declare a as b c
+]])
+
+AT_DATA([check.awk],
+[[BEGIN { status=0; }
+$1 == progname || $1 == (progname ":") { next; }
+{ status=1; print "unprefixed message on line", NR ":", $0; }
+END { exit(status); }
+]])
+
+AT_CHECK([LC_ALL=C cdecl99 --file=input || exit 42], [42], [], [stderr])
+AT_CHECK([$AWK -v progname="$progname" -f check.awk stderr])
+
+AT_CLEANUP
+
+AT_SETUP([cdecl99 invalid character error messages])
+
+$AWK -f- >test.dat </dev/null <<'EOF'
+BEGIN {
+  print "explain \1";
+  print "explain \377";
+  print "explain \a";
+  print "explain \b";
+  print "explain ?";
+}
+EOF
+
+AT_CHECK([LC_ALL=C cdecl99 -f test.dat || exit 42], [42], [], [stderr])
+AT_CHECK([$AWK '{ print $NF; }' stderr], [0],
+[['\001'
+'\377'
+'\a'
+'\b'
+'?'
+]])
+
+AT_CLEANUP