tests: add DejaGNU framework

DejaGNU seems to be the 'standard' GNU test framework (which by itself
doesn't say much), but it seems relatively usable and the "remote
system" capabilities might come in handy for virtualisation-based tests
for kernel interactions or something.

Signed-off-by: David Lamparter <equinox@opensourcerouting.org>

4 files changed, 120 insertions, 0 deletions

diff --git a/tests/.gitignore b/tests/.gitignore
index 93e886c04..8baea0a87 100644
--- a/tests/.gitignore
+++ b/tests/.gitignore
@@ -10,6 +10,10 @@ TAGS
 *.lo
 *.la
 *.libs
+*.bak
+*.log
+*.sum
+*.xml
 .arch-inventory
 .arch-ids
 aspathtest
@@ -27,3 +31,4 @@ testmemory
 testprivs
 testsig
 teststream
+site.exp
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 7bc880b5f..14f7bef1a 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -1,3 +1,14 @@
+AUTOMAKE_OPTIONS    = dejagnu
+export DEJAGNU
+
+SUBDIRS =
+
+EXTRA_DIST = \
+	config/unix.exp \
+	global-conf.exp
+
+DEJATOOL =
+
 INCLUDES = @INCLUDES@ -I.. -I$(top_srcdir) -I$(top_srcdir)/lib -I$(top_builddir)/lib
 DEFS = @DEFS@ $(LOCAL_OPTS) -DSYSCONFDIR=\"$(sysconfdir)/\"
 
diff --git a/tests/config/unix.exp b/tests/config/unix.exp
new file mode 100644
index 000000000..25ea97f4c
--- /dev/null
+++ b/tests/config/unix.exp
@@ -0,0 +1,104 @@
+
+# every test should always be run and always return some status.
+# so, if we lose sync with a multi-test program, aborted will be used
+# to flag the remainder of the tests as untested.
+#set aborted 0
+
+# only match with color codes since "failed" / "OK" might otherwise
+# be part of the output...
+#set color 1
+
+set config_h [open "../config.h" "r"]
+set config_h_text [read $config_h]
+close $config_h
+set i [string first "#define HAVE_IPV6" $config_h_text]
+if { $i >= 0 } {
+	set have_ipv6 1
+} else {
+	set have_ipv6 0
+}
+send_user "IPv6 enabled: $have_ipv6\n"
+set xfail 0
+
+proc onetest { test_name note start } {
+	global aborted
+	global testprefix
+	global verbose
+	global color
+	global xfail
+
+	if { $aborted > 0 } {
+		untested "$testprefix$test_name"
+		return
+	}
+
+	if { $verbose > 0 } {
+		send_user "$testprefix$test_name$note\n"
+	}
+	expect {
+		"$start"	{ }
+
+		eof	{ unresolved "$testprefix$test_name"; set aborted 1; }
+		timeout	{ unresolved "$testprefix$test_name"; set aborted 1; }
+	}
+
+	if { $aborted > 0 } {
+		send_user "sync failed: $testprefix$test_name$note -- $testprefix aborted!\n"
+		return
+	}
+
+	if { $color } {
+		set pat "(32mOK|31mfailed)"
+	} else {
+		set pat "(OK|failed)"
+	}
+	expect {
+		# need this because otherwise expect will skip over a "failed" and
+		# grab the next "OK" (or the other way around)
+		-re "$pat"  {
+			if { "$expect_out(0,string)" == "32mOK" || "$expect_out(0,string)" == "OK" } {
+				pass "$testprefix$test_name"
+			} else {
+				if { $xfail } {
+					xfail "$testprefix$test_name"
+				} else {
+					fail "$testprefix$test_name"
+				}
+			}
+			return
+		}
+
+		eof	{ unresolved "$testprefix$test_name"; set aborted 1; }
+		timeout	{ unresolved "$testprefix$test_name"; set aborted 1; }
+	}
+
+	if { $aborted > 0 } {
+		send_user "failed: $testprefix$test_name$note -- $testprefix aborted!\n"
+		return
+	}
+}
+
+proc headerline { line } {
+	global aborted
+	if { $aborted > 0 } { return; }
+	expect {
+		$line	{ return; }
+		eof	{ send_user "numbering mismatch!\n"; set aborted 1; }
+		timeout	{ send_user "numbering mismatch!\n"; set aborted 1; }
+	}
+}
+
+proc simpletest { start } {
+	onetest "$start" "" "$start"
+}
+
+proc simpletest_nov6 { start } {
+	global have_ipv6
+	global xfail
+
+	set xfail [expr 1-$have_ipv6]
+	onetest "$start" "" "$start"
+	set xfail 0
+}
+
+
diff --git a/tests/global-conf.exp b/tests/global-conf.exp
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/tests/global-conf.exp