From fd0e64da87ee41634e27136d685db4c366848490 Mon Sep 17 00:00:00 2001
From: Nick Roberts <nickrob@snap.net.nz>
Date: Sun, 6 Apr 2008 22:41:19 +0000
Subject: [PATCH] New test for asynchronous Machine Interface (MI) responses.

---
 gdb/testsuite/gdb.mi/mi-async.exp | 137 ++++++++++++++++++++++++++++++
 1 file changed, 137 insertions(+)
 create mode 100644 gdb/testsuite/gdb.mi/mi-async.exp

diff --git a/gdb/testsuite/gdb.mi/mi-async.exp b/gdb/testsuite/gdb.mi/mi-async.exp
new file mode 100644
index 00000000000..d2e3b47003f
--- /dev/null
+++ b/gdb/testsuite/gdb.mi/mi-async.exp
@@ -0,0 +1,137 @@
+# Copyright 2008 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  
+
+#
+# Test asynchronous Machine Interface (MI) responses.
+#
+
+# This currently only works with native linux and the async remote protocol.
+if { !([isnative] && [istarget *-linux*]) \
+     && (![target_info exists gdb_protocol] \
+         || [target_info gdb_protocol] != "async") } then {
+  return
+}
+
+# The plan is for async mode to become the default but toggle for now.
+set saved_gdbflags $GDBFLAGS
+set GDBFLAGS [concat $GDBFLAGS " -ex \"maint set linux-async on\""]
+
+load_lib mi-support.exp
+
+gdb_exit
+if [mi_gdb_start] {
+    continue
+}
+
+set testfile "basics"
+set srcfile ${testfile}.c
+set binfile ${objdir}/${subdir}/${testfile}
+if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DFAKEARGV}] != "" } {
+     untested mi-async.exp
+     return -1
+}
+
+mi_delete_breakpoints
+mi_gdb_reinitialize_dir $srcdir/$subdir
+mi_gdb_load ${binfile}
+
+# mi_gdb_test cannot be used for asynchronous commands because there are
+# two prompts involved and this can lead to a race condition.
+
+proc linux_async_tests {} {
+    global mi_gdb_prompt
+    global hex
+
+    set line_main_head     [gdb_get_line_number "main ("]
+    set line_main_body     [expr $line_main_head + 2]
+    set line_main_next     [expr $line_main_head + 3]
+
+    send_gdb "start\n"
+    gdb_expect {
+	-re ".*\\^running\r\n\\^done\r\n$mi_gdb_prompt" {
+	    gdb_expect {
+		-re "\\*stopped,thread-id=\"0|1\",frame=\{addr=\"$hex\",func=\"main\",args=\\\[\\\],file=\".*basics.c\",line=\"$line_main_body\"\}\r\n$mi_gdb_prompt$" {
+		    pass "Asynchronous response after start command"
+		}
+		-re ".*$mi_gdb_prompt$" {
+		    fail "Asynchronous response after start command (2)"
+		}
+		timeout	{
+		    fail "Asynchronous response after start command (timeout 2)"
+		}
+	    }
+	}
+	-re ".*$mi_gdb_prompt$" {
+	    fail "Asynchronous response after start command (1)"
+	}
+	timeout {fail "Asynchronous response after start command (timeout 1)"}
+    }
+
+    send_gdb "next\n"
+    gdb_expect {
+	-re "\\^running\r\n\\^done\r\n$mi_gdb_prompt" {
+	    gdb_expect {
+		-re "\\*stopped,reason=\"end-stepping-range\",thread-id=\"0|1\",frame=\{addr=\"$hex\",func=\"main\",args=\\\[\\\],file=\".*basics.c\",line=\"$line_main_next\"\}\r\n$mi_gdb_prompt$" {
+		    pass "Asynchronous response after next command"
+		}
+		-re ".*$mi_gdb_prompt$" {
+		    fail "Asynchronous response after next command (2)"
+		}
+		timeout {
+		    fail "Asynchronous response after next command (timeout 2)"
+		}
+	    }
+	}
+	-re ".*$mi_gdb_prompt$" {
+	    fail "Asynchronous response after next command (1)"
+	}
+	timeout {fail "Asynchronous response after next command (timeout 1)"}
+    }
+
+    mi_gdb_test "-exec-interrupt" \
+	"" \
+	""
+
+    send_gdb "start\n"
+    gdb_expect {
+	-re ".*\\^running\r\n\\^done\r\n$mi_gdb_prompt" {
+	    gdb_expect {
+		-re "\\*stopped,thread-id=\"0|1\",frame=\{addr=\"$hex\",func=\"main\",args=\\\[\\\],file=\".*basics.c\",line=\"$line_main_body\"\}\r\n$mi_gdb_prompt$" {
+		    pass "Asynchronous response after (re) start"
+		}
+		-re ".*$mi_gdb_prompt$" {
+		    fail "Asynchronous response after (re) start (2)"
+		}
+		timeout	{
+		    fail "Asynchronous response after (re) start (timeout 2)"
+		}
+	    }
+	}
+	-re ".*$mi_gdb_prompt$" {
+	    fail "Asynchronous response after (re) start (1)"
+	}
+	timeout {fail "Asynchronous response after (re) start (timeout 1)"}
+    }
+}
+
+
+linux_async_tests
+
+mi_gdb_exit
+
+set GDBFLAGS $saved_gdbflags
+
+return 0
-- 
2.30.2