failed tests abort runtests and return an error code

small test world for (future) valgrind tests.

s/runtests

@@ -18,7 +18,7 @@ fi
 $ROOT/$BIN_DIR/eressea/test_eressea
 cd $ROOT
 [ -e eressea.ini ] || ln -sf conf/eressea.ini
-$ROOT/$BIN_DIR/eressea/eressea -v0 scripts/run-tests.lua
-$ROOT/$BIN_DIR/eressea/eressea -v0 scripts/run-tests-e2.lua
-$ROOT/$BIN_DIR/eressea/eressea -v0 scripts/run-tests-e3.lua
+$ROOT/$BIN_DIR/eressea/eressea -v0 scripts/run-tests.lua || exit $?
+$ROOT/$BIN_DIR/eressea/eressea -v0 scripts/run-tests-e2.lua || exit $?
+$ROOT/$BIN_DIR/eressea/eressea -v0 scripts/run-tests-e3.lua || exit $?
 cd $OLDWPD

scripts/run-tests-e2.lua

@@ -19,4 +19,4 @@ require 'lunit'
 
 rules = require('eressea.' .. config.rules)
 result = lunit.main()
-return result.errors
+return result.errors + result.failed

scripts/run-tests-e3.lua

@@ -20,4 +20,4 @@ require 'lunit'
 eressea.settings.set("rules.alliances", "0")
 rules = require('eressea.' .. config.rules)
 result = lunit.main()
-return result.errors
+return result.errors + result.failed

scripts/run-tests.lua

@@ -14,4 +14,4 @@ require 'eressea.path'
 require 'tests'
 require 'lunit'
 result = lunit.main()
-return result.errors
+return result.errors + result.failed

tests/eressea.ini

@@ -0,0 +1,19 @@
+
+[eressea]
+base                           = .
+report                         = reports
+verbose                        = 0
+lomem                          = 0
+debug                          = 0
+memcheck                       = 0
+locales                        = de,en
+
+[lua]
+install                        = ..
+paths                          = lunit:scripts
+maxnmrs                        = 20
+rules                          = e2
+
+[editor]
+color                          = 1
+