gdb/testsuite/gdb.ada/complete.exp - binutils-gdb - Git at Google

 # Copyright 2005-2021 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 3 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, see <http://www.gnu.org/licenses/>.

 load_lib "ada.exp"

 if { [skip_ada_tests] } { return -1 }

 standard_ada_testfile foo

 if {[gdb_compile_ada "${srcfile}" "${binfile}" executable [list debug ]] != "" } {
   return -1
 }

 clean_restart ${testfile}

 set bp_location [gdb_get_line_number "START" ${testdir}/foo.adb]
 runto "foo.adb:$bp_location"

 set eol "\[\r\n\]*"

 # A convenience function that verifies that the "complete EXPR" command
 # returns the EXPECTED_OUTPUT.

 proc test_gdb_complete { expr expected_output {msg ""} } {
     set cmd "complete p $expr"
     if {$msg == ""} {
 	set msg $cmd
     }
     gdb_test "complete p $expr" \
              "$expected_output" $msg
 }

 # A convenience function that verifies that the "complete EXPR" command
 # does not generate any output.

 proc test_gdb_no_completion { expr } {
     gdb_test_no_output "complete p $expr"
 }

 # Try a global variable, only one match should be found:

 test_gdb_complete "my_glob" \
                   "p my_global_variable"

 # A global variable, inside a nested package:

 test_gdb_complete "insi" \
                   "p inside_variable"

 # A global variable inside a nested package, but only giving part of
 # the fully qualified name (top level package name missing):

 test_gdb_no_completion "inner.insi"

 # An incomplete nested package name, were lies a single symbol:
 test_gdb_complete "pck.inne" \
                   "p pck.inner.inside_variable" \
                   "complete nested package name"

 # A fully qualified symbol name, mangled...
 test_gdb_complete "pck__inner__ins" \
                   "p pck__inner__inside_variable"

 # A fully qualified symbol name...
 test_gdb_complete "pck.inner.ins" \
                   "p pck.inner.inside_variable"

 # Make sure that "inside" is not returned as a possible completion
 # for "side"...
 test_gdb_no_completion "side"

 # Verify that "Exported_Capitalized" is not returned as a match for
 # "exported", since its symbol name contains capital letters.
 test_gdb_no_completion "exported"

 # check the "<...>" notation.
 test_gdb_complete "<Exported" \
                   "p <Exported_Capitalized>"

 # While at it, make sure we can print the symbol too, using the '<'
 # notation.
 gdb_test "p <Exported_Capitalized>" " = 2"

 # Confirm that we can't print the symbol without the '<' notation.
 gdb_test "p Exported_Capitalized" \
     "No definition of \"exported_capitalized\" in current context."
 gdb_test "p exported_capitalized" \
     "No definition of \"exported_capitalized\" in current context."

 # A global symbol, created by the binder, that starts with __gnat...
 test_gdb_complete "__gnat_ada_main_progra" \
                   "p __gnat_ada_main_program_name"

 # A global symbol, created by the binder, that starts with __gnat,
 # and using the '<' notation.
 test_gdb_complete "<__gnat_ada_main_prog" \
                   "p <__gnat_ada_main_program_name>"

 # A local variable
 test_gdb_complete "some" \
                   "p some_local_variable"

 # A local variable variable, but in a different procedure. No match
 # should be returned.
 test_gdb_no_completion "not_in_sco"

 # A fully qualified variable name that doesn't exist...
 test_gdb_no_completion "pck.ins"

 # A fully qualified variable name that does exist...
 test_gdb_complete "pck.my" \
                   "p pck.my_global_variable"

 # A fully qualified package name
 test_gdb_complete "pck.inne" \
     "p pck.inner.inside_variable" \
     "complete fully qualified package name"

 # A fully qualified package name, with a dot at the end
 test_gdb_complete "pck.inner." \
                   "p pck.inner.inside_variable"

 # Two matches, from the global scope:
 test_gdb_complete "local_ident" \
                   [multi_line "p local_identical_one" \
                               "p local_identical_two" ]

 # Two matches, from the global scope, but using fully qualified names:
 test_gdb_complete "pck.local_ident" \
                   [multi_line "p pck.local_identical_one" \
                               "p pck.local_identical_two" ]

 # Two matches, from the global scope, but using mangled fully qualified
 # names:
 test_gdb_complete "pck__local_ident" \
                   [multi_line "p pck__local_identical_one" \
                               "p pck__local_identical_two" ]

 # Two matches, one from the global scope, the other from the local scope:
 test_gdb_complete "external_ident" \
                   [multi_line "p external_identical_one" \
                               "p external_identical_two" ]

 # Complete on the name of package.
 test_gdb_complete "pck" \
                   [multi_line "(p pck\\.ad\[sb\])?" \
                               "(p pck\\.ad\[sb\])?" \
                               "p pck.ambiguous_func" \
                               "p pck.external_identical_one" \
                               "p pck.inner.inside_variable" \
                               "p pck.local_identical_one" \
                               "p pck.local_identical_two" \
                               "p pck.my_global_variable" \
                               "p pck.proc" ]

 # Complete on the name of a package followed by a dot:
 test_gdb_complete "pck." \
                   [multi_line "(p pck\\.ad\[sb\])?" \
                               "(p pck\\.ad\[sb\])?" \
                               "p pck.ambiguous_func" \
                               "p pck.external_identical_one" \
                               "p pck.inner.inside_variable" \
                               "p pck.local_identical_one" \
                               "p pck.local_identical_two" \
                               "p pck.my_global_variable" \
                               "p pck.proc" ]

 # Complete a mangled symbol name, but using the '<...>' notation.
 test_gdb_complete "<pck__my" \
                   "p <pck__my_global_variable>"

 # Very simple completion, but using the interactive form, this time.
 # The verification we are trying to make involves the event loop,
 # and using the "complete" command is not sufficient to reproduce
 # the original problem.

 if { [readline_is_used] } {
     set test "interactive complete 'print some'"
     send_gdb "print some\t"
     gdb_test_multiple "" "$test" {
 	-re "^print some_local_variable $" {
 	    send_gdb "\n"
 	    gdb_test_multiple "" "$test" {
 		-re " = 1$eol$gdb_prompt $" {
 		    pass "$test"
 		}
 	    }
 	}
     }
 }

 # Usually, parsing a function name that is ambiguous yields a menu through
 # which users can select a specific function.  This should not happen during
 # completion, though.
 test_gdb_complete "ambig" \
                   [multi_line "p ambiguous_func" \
                               "p ambiguous_proc" ]
 test_gdb_complete "ambiguous_f" \
                   "p ambiguous_func"
 test_gdb_complete "ambiguous_func" \
                   "p ambiguous_func"

 # Perform a test intented to verify the behavior where the number
 # of possible completions is very large.  The goal is not to verify
 # precisely the list returned by the complete command (this depends
 # on too many parameters -- targets, compiler version, runtime, etc).
 # However, we want to sanity-check each one of them, knowing that
 # each result should start with "break ada" and that the proposed
 # completion should look like a valid symbol name (in particular,
 # no uppercase letters...).  See gdb/22670.  File names are OK as
 # well, which is why "/" and "-" appear in the regexp.

 gdb_test_no_output "set max-completions unlimited"

 set test "complete break ada"
 gdb_test_multiple "$test" $test {
     -re "^$test$eol\(break ada\[\]\[a-z0-9._@/-\]*$eol\)+$gdb_prompt $" {
         pass $test
     }
     -re "\[A-Z\].*$gdb_prompt $" {
 	fail "$test (gdb/22670)"
     }
 }
	# Copyright 2005-2021 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 3 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, see <http://www.gnu.org/licenses/>.

	load_lib "ada.exp"

	if { [skip_ada_tests] } { return -1 }

	standard_ada_testfile foo

	if {[gdb_compile_ada "${srcfile}" "${binfile}" executable [list debug ]] != "" } {
	return -1
	}

	clean_restart ${testfile}

	set bp_location [gdb_get_line_number "START" ${testdir}/foo.adb]
	runto "foo.adb:$bp_location"

	set eol "\[\r\n\]*"

	# A convenience function that verifies that the "complete EXPR" command
	# returns the EXPECTED_OUTPUT.

	proc test_gdb_complete { expr expected_output {msg ""} } {
	set cmd "complete p $expr"
	if {$msg == ""} {
	set msg $cmd
	}
	gdb_test "complete p $expr" \
	"$expected_output" $msg
	}

	# A convenience function that verifies that the "complete EXPR" command
	# does not generate any output.

	proc test_gdb_no_completion { expr } {
	gdb_test_no_output "complete p $expr"
	}

	# Try a global variable, only one match should be found:

	test_gdb_complete "my_glob" \
	"p my_global_variable"

	# A global variable, inside a nested package:

	test_gdb_complete "insi" \
	"p inside_variable"

	# A global variable inside a nested package, but only giving part of
	# the fully qualified name (top level package name missing):

	test_gdb_no_completion "inner.insi"

	# An incomplete nested package name, were lies a single symbol:
	test_gdb_complete "pck.inne" \
	"p pck.inner.inside_variable" \
	"complete nested package name"

	# A fully qualified symbol name, mangled...
	test_gdb_complete "pck__inner__ins" \
	"p pck__inner__inside_variable"

	# A fully qualified symbol name...
	test_gdb_complete "pck.inner.ins" \
	"p pck.inner.inside_variable"

	# Make sure that "inside" is not returned as a possible completion
	# for "side"...
	test_gdb_no_completion "side"

	# Verify that "Exported_Capitalized" is not returned as a match for
	# "exported", since its symbol name contains capital letters.
	test_gdb_no_completion "exported"

	# check the "<...>" notation.
	test_gdb_complete "<Exported" \
	"p <Exported_Capitalized>"

	# While at it, make sure we can print the symbol too, using the '<'
	# notation.
	gdb_test "p <Exported_Capitalized>" " = 2"

	# Confirm that we can't print the symbol without the '<' notation.
	gdb_test "p Exported_Capitalized" \
	"No definition of \"exported_capitalized\" in current context."
	gdb_test "p exported_capitalized" \
	"No definition of \"exported_capitalized\" in current context."

	# A global symbol, created by the binder, that starts with __gnat...
	test_gdb_complete "__gnat_ada_main_progra" \
	"p __gnat_ada_main_program_name"

	# A global symbol, created by the binder, that starts with __gnat,
	# and using the '<' notation.
	test_gdb_complete "<__gnat_ada_main_prog" \
	"p <__gnat_ada_main_program_name>"

	# A local variable
	test_gdb_complete "some" \
	"p some_local_variable"

	# A local variable variable, but in a different procedure. No match
	# should be returned.
	test_gdb_no_completion "not_in_sco"

	# A fully qualified variable name that doesn't exist...
	test_gdb_no_completion "pck.ins"

	# A fully qualified variable name that does exist...
	test_gdb_complete "pck.my" \
	"p pck.my_global_variable"

	# A fully qualified package name
	test_gdb_complete "pck.inne" \
	"p pck.inner.inside_variable" \
	"complete fully qualified package name"

	# A fully qualified package name, with a dot at the end
	test_gdb_complete "pck.inner." \
	"p pck.inner.inside_variable"

	# Two matches, from the global scope:
	test_gdb_complete "local_ident" \
	[multi_line "p local_identical_one" \
	"p local_identical_two" ]

	# Two matches, from the global scope, but using fully qualified names:
	test_gdb_complete "pck.local_ident" \
	[multi_line "p pck.local_identical_one" \
	"p pck.local_identical_two" ]

	# Two matches, from the global scope, but using mangled fully qualified
	# names:
	test_gdb_complete "pck__local_ident" \
	[multi_line "p pck__local_identical_one" \
	"p pck__local_identical_two" ]

	# Two matches, one from the global scope, the other from the local scope:
	test_gdb_complete "external_ident" \
	[multi_line "p external_identical_one" \
	"p external_identical_two" ]

	# Complete on the name of package.
	test_gdb_complete "pck" \
	[multi_line "(p pck\\.ad\[sb\])?" \
	"(p pck\\.ad\[sb\])?" \
	"p pck.ambiguous_func" \
	"p pck.external_identical_one" \
	"p pck.inner.inside_variable" \
	"p pck.local_identical_one" \
	"p pck.local_identical_two" \
	"p pck.my_global_variable" \
	"p pck.proc" ]

	# Complete on the name of a package followed by a dot:
	test_gdb_complete "pck." \
	[multi_line "(p pck\\.ad\[sb\])?" \
	"(p pck\\.ad\[sb\])?" \
	"p pck.ambiguous_func" \
	"p pck.external_identical_one" \
	"p pck.inner.inside_variable" \
	"p pck.local_identical_one" \
	"p pck.local_identical_two" \
	"p pck.my_global_variable" \
	"p pck.proc" ]

	# Complete a mangled symbol name, but using the '<...>' notation.
	test_gdb_complete "<pck__my" \
	"p <pck__my_global_variable>"

	# Very simple completion, but using the interactive form, this time.
	# The verification we are trying to make involves the event loop,
	# and using the "complete" command is not sufficient to reproduce
	# the original problem.

	if { [readline_is_used] } {
	set test "interactive complete 'print some'"
	send_gdb "print some\t"
	gdb_test_multiple "" "$test" {
	-re "^print some_local_variable $" {
	send_gdb "\n"
	gdb_test_multiple "" "$test" {
	-re " = 1$eol$gdb_prompt $" {
	pass "$test"
	}
	}
	}
	}
	}

	# Usually, parsing a function name that is ambiguous yields a menu through
	# which users can select a specific function. This should not happen during
	# completion, though.
	test_gdb_complete "ambig" \
	[multi_line "p ambiguous_func" \
	"p ambiguous_proc" ]
	test_gdb_complete "ambiguous_f" \
	"p ambiguous_func"
	test_gdb_complete "ambiguous_func" \
	"p ambiguous_func"

	# Perform a test intented to verify the behavior where the number
	# of possible completions is very large. The goal is not to verify
	# precisely the list returned by the complete command (this depends
	# on too many parameters -- targets, compiler version, runtime, etc).
	# However, we want to sanity-check each one of them, knowing that
	# each result should start with "break ada" and that the proposed
	# completion should look like a valid symbol name (in particular,
	# no uppercase letters...). See gdb/22670. File names are OK as
	# well, which is why "/" and "-" appear in the regexp.

	gdb_test_no_output "set max-completions unlimited"

	set test "complete break ada"
	gdb_test_multiple "$test" $test {
	-re "^$test$eol\(break ada\[\]\[a-z0-9._@/-\]*$eol\)+$gdb_prompt $" {
	pass $test
	}
	-re "\[A-Z\].*$gdb_prompt $" {
	fail "$test (gdb/22670)"
	}
	}