* configure.ac: Output src/tgbatest/Makefile and src/tgbatest/defs.

* src/Makefile.am (SUBDIRS): Add tgbatest.
* src/tgba/tgbaexplicit.hh, src/tgba/tgbaexplicit.cc: New file.
* src/tgba/Makefile.am (libtgba_la_SOURCES): Add tgbaexplicit.cc
and tgbaexplicit.hh.
* src/tgbatest/Makefile.am, src/tgbatest/defs.in,
src/tgbatest/explicit.cc, src/tgbatest/explicit.test: New files.

src/tgbatest/.cvsignore

@@ -0,0 +1,6 @@
+.deps
+Makefile
+Makefile.in
+defs
+explicit
+.libs

src/tgbatest/Makefile.am

@@ -0,0 +1,16 @@
+AM_CPPFLAGS = -I$(srcdir)/..
+LDADD = ../libspot.la
+
+check_SCRIPTS = defs
+# Keep this sorted alphabetically.
+check_PROGRAMS = \
+  explicit
+
+explicit_SOURCES = explicit.cc
+
+TESTS = \
+  explicit.test
+
+EXTRA_DIST = $(TESTS)
+
+CLEANFILES = stdout expected

src/tgbatest/defs.in

@@ -0,0 +1,35 @@
+# -*- shell-script -*-
+
+# Ensure we are running from the right directory.
+test -f ./defs || {
+   echo "defs: not found in current directory" 1>&2
+   exit 1
+}
+
+# If srcdir is not set, then we are not running from `make check', be verbose.
+if test -z "$srcdir"; then
+   test -z "$VERBOSE" && VERBOSE=x
+   # compute $srcdir.
+   srcdir=`echo "$0" | sed -e 's,/[^\\/]*$,,'`
+   test $srcdir = $0 && srcdir=.
+fi
+
+# Ensure $srcdir is set correctly.
+test -f $srcdir/defs.in || {
+   echo "$srcdir/defs.in not found, check \$srcdir" 1>&2
+   exit 1
+}
+
+# User can set VERBOSE to see all output.
+test -z "$VERBOSE" && exec >/dev/null 2>&1
+
+echo "== Running test $0"
+
+DOT='@DOT@'
+
+# Turn on shell traces when VERBOSE=x.
+if test "x$VERBOSE" = xx; then
+  set -x
+else
+  :
+fi

src/tgbatest/explicit.cc

@@ -0,0 +1,26 @@
+#include <iostream>
+#include "ltlenv/defaultenv.hh"
+#include "tgba/tgbaexplicit.hh"
+#include "tgbaalgos/dotty.hh"
+
+int
+main()
+{
+  spot::ltl::default_environment& e = 
+    spot::ltl::default_environment::instance();
+  spot::tgba_explicit a;
+  
+  typedef spot::tgba_explicit::transition trans;
+
+  trans* t1 = a.create_transition("state 0", "state 1");
+  trans* t2 = a.create_transition("state 1", "state 2");
+  trans* t3 = a.create_transition("state 2", "state 0");
+  a.add_condition(t2, e.require("a"));
+  a.add_condition(t3, e.require("b"));
+  a.add_condition(t3, e.require("c"));
+  a.add_promise(t1, e.require("p"));
+  a.add_promise(t1, e.require("q"));
+  a.add_promise(t2, e.require("r"));
+
+  spot::dotty_reachable(std::cout, a);
+}

src/tgbatest/explicit.test

@@ -0,0 +1,25 @@
+#!/bin/sh
+
+. ./defs
+
+set -e
+
+./explicit > stdout
+
+cat >expected <<EOF
+digraph G {
+  size="7.26,10.69"
+  0 [label="", style=invis]
+  1 [label="state 0"]
+  0 -> 1
+  2 [label="state 1"]
+  1 -> 2 [label="T\n<Prom[p]:1, Prom[q]:1>"]
+  3 [label="state 2"]
+  2 -> 3 [label="<a:1>\n<Prom[r]:1>"]
+  3 -> 1 [label="<b:1, c:1>\nT"]
+}
+EOF
+
+diff stdout expected
+
+rm stdout expected