first cut at very simple tester

initial-utilities/wcat/tests/1.desc

@@ -0,0 +1 @@
+basic test: a one-line file

initial-utilities/wcat/tests/1.in

@@ -0,0 +1 @@
+simple test

initial-utilities/wcat/tests/1.out

@@ -0,0 +1 @@
+simple test

initial-utilities/wcat/tests/1.rc

@@ -0,0 +1 @@
+0

initial-utilities/wcat/tests/1.run

@@ -0,0 +1 @@
+./wcat tests/1.in

initial-utilities/wcat/tests/2.desc

@@ -0,0 +1 @@
+simple multi-file test

initial-utilities/wcat/tests/2.in.a

@@ -0,0 +1 @@
+this line is from one file

initial-utilities/wcat/tests/2.in.b

@@ -0,0 +1 @@
+this line is from another file

initial-utilities/wcat/tests/2.out

@@ -0,0 +1,2 @@
+this line is from one file
+this line is from another file

initial-utilities/wcat/tests/2.rc

@@ -0,0 +1 @@
+0

initial-utilities/wcat/tests/2.run

@@ -0,0 +1 @@
+./wcat tests/2.in.a tests/2.in.b 

initial-utilities/wcat/tests/3.desc

@@ -0,0 +1 @@
+empty file

initial-utilities/wcat/tests/3.rc

@@ -0,0 +1 @@
+0

initial-utilities/wcat/tests/3.run

@@ -0,0 +1 @@
+./wcat tests/3.in

initial-utilities/wcat/tests/4.desc

@@ -0,0 +1 @@
+no input file at all

initial-utilities/wcat/tests/4.rc

@@ -0,0 +1 @@
+0

initial-utilities/wcat/tests/4.run

@@ -0,0 +1 @@
+./wcat

initial-utilities/wcat/tests/5.desc

@@ -0,0 +1 @@
+long file

initial-utilities/wcat/tests/5.rc

@@ -0,0 +1 @@
+0

initial-utilities/wcat/tests/5.run

@@ -0,0 +1 @@
+./wcat tests/5.in

initial-utilities/wcat/tests/6.desc

@@ -0,0 +1 @@
+bad file on command line (does not exist)

initial-utilities/wcat/tests/6.out

@@ -0,0 +1 @@
+wcat: cannot open file

initial-utilities/wcat/tests/6.rc

@@ -0,0 +1 @@
+1

initial-utilities/wcat/tests/6.run

@@ -0,0 +1 @@
+./wcat tests/6.in

initial-utilities/wcat/tests/7.desc

@@ -0,0 +1 @@
+many files on command line, but one of them does not exist

initial-utilities/wcat/tests/7.out

@@ -0,0 +1,3 @@
+this one has stuff in it
+this one does too
+wcat: cannot open file

initial-utilities/wcat/tests/7.rc

@@ -0,0 +1 @@
+1

initial-utilities/wcat/tests/7.run

@@ -0,0 +1 @@
+./wcat tests/7a.in tests/7b.in tests/7c.in tests/7d.in

initial-utilities/wcat/tests/7a.in

@@ -0,0 +1 @@
+this one has stuff in it

initial-utilities/wcat/tests/7b.in

@@ -0,0 +1 @@
+this one does too

initial-utilities/wcat/tests/7d.in

@@ -0,0 +1 @@
+this one does but should not get printed

initial-utilities/wcat/tests/filegen.py

@@ -0,0 +1,10 @@
+#! /usr/bin/env python
+
+import random
+import string
+
+for i in range(1000000):
+    x = ''
+    for i in range(40):
+        x += random.choice(string.letters + ' ')
+    print(x)

tester/run-tests.sh

@@ -0,0 +1,49 @@
+#! /usr/bin/env bash
+
+# run_test test_number
+run_test () {
+    testfile=tests/$1.run
+    # cat $testfile
+    $(cat $testfile) > tests-out/$1.out 2> tests-out/$1.err
+    return 0
+}
+
+# check_test test_number out/err
+check_test () {
+    outdiff=$(diff tests/$1.$2 tests-out/$1.$2)
+    outerr=$?
+    if (( $outerr != 0 )); then
+	builtin echo -e "\e[31mtest $testnum: standard $2 incorrect\e[0m"
+	echo "should be:"
+	cat tests/$1.$2
+	echo "is:"
+	cat tests-out/$1.$2
+	exit 1
+    fi
+    return 0
+}
+
+(( testnum = 1 ))
+
+while true; do
+    if [[ ! -f tests/$testnum.run ]]; then
+	exit 0
+    fi
+    run_test $testnum
+    check_test $testnum out
+    check_test $testnum err
+    builtin echo -e "\e[32mtest $testnum: passed\e[0m"
+    (( testnum = $testnum + 1 ))
+done
+
+exit 0
+
+
+
+
+
+
+
+
+
+