tests: Add new 'make check-all' rule.

This runs all of the check* rules.  Since this includes 'make check',
'make check-all' is not quite equivalent to the old 'make extra-tests'
which was removed in the previous commit.

Makefile.am

@@ -328,6 +328,17 @@ quickcheck:
 
 # Non-standard tests.
 
+check-all:
+	$(MAKE) -j1 \
+	  check \
+	  check-valgrind \
+	  check-valgrind-local-guests \
+	  check-direct \
+	  check-valgrind-direct \
+	  check-with-upstream-qemu \
+	  check-with-upstream-libvirt \
+	  check-slow
+
 check-valgrind: build-test-guests
 	@errors=0; \
 	for f in `grep -l '^$@:' $(SUBDIRS:%=%/Makefile.am)`; do \
@@ -434,6 +445,8 @@ help:
 	@echo "make check-with-upstream-libvirt  Test using upstream libvirt."
 	@echo "make check-slow                   Slow/long-running tests."
 	@echo
+	@echo "make check-all                    Runs all 'check*' rules."
+	@echo
 	@echo "make syntax-check -j1 -k          Check syntax and style problems in the code."
 	@echo "make print-subdirs                Print subdirectories."
 	@echo

README

@@ -236,6 +236,13 @@ Also:
 runs a subset of the test suite under valgrind (requires valgrind to
 be installed obviously).
 
+ make check-all
+
+runs check-valgrind + even more tests, but these require that you have
+some libvirt guests installed, that these guests' disks are accessible
+by the current user, and these tests may fail for other reasons which
+are not necessarily because of real problems.
+
  make help
 
 lists all 'make' targets.

contrib/README

@@ -17,7 +17,7 @@ intro/ "Slides" for an intro to libguestfs.  This is a short (10-15
 
 make-check-on-installed.pl
         This Perl script allows you to run the test suite (ie.  'make
-        check', etc) on an installed RPM.  This is
+        check', 'make check-all' etc) on an installed RPM.  This is
         useful for adding another layer of testing to packages before
         we release them.  Note that a checked out copy of the source
         from git is required.  Read the top of the file before using.

src/guestfs.pod

@@ -3919,6 +3919,10 @@ Runs some slow/long-running tests which are not run by default.
 Any C<Makefile.am> in the tree that has a C<check-slow:> target will
 be run by this rule.
 
+=item C<make check-all>
+
+Equivalent to running all C<make check*> rules.
+
 =back
 
 =head2 DAEMON CUSTOM PRINTF FORMATTERS