build: Add a new "tests" option to disable building tests

lib/meson.build

@@ -94,6 +94,7 @@ list_maildirs = executable('list-maildirs', 'mu-scanner.cc',
 # unit tests
 #
 
+if not get_option('tests').disabled()
     test('test-threads',
          executable('test-threads',
                     'mu-query-threads.cc',
@@ -165,3 +166,4 @@ test('test-xapian-db',
 
 
     subdir('tests')
+endif

lib/message/meson.build

@@ -46,6 +46,7 @@ lib_mu_message_dep = declare_dependency(
 # tests
 #
 
+if not get_option('tests').disabled()
     test('test-contact',
          executable('test-contact',
                     'mu-contact.cc',
@@ -100,3 +101,4 @@ test('test-message-part',
                     install: false,
                     cpp_args: ['-DBUILD_TESTS'],
                     dependencies: [glib_dep, lib_mu_message_dep]))
+endif

lib/tests/meson.build

@@ -17,6 +17,8 @@
 #
 # tests
 #
+
+if not get_option('tests').disabled()
     test('test-maildir',
          executable('test-maildir',
                     'test-mu-maildir.cc',
@@ -67,3 +69,4 @@ benchmark('bench-indexer', bench_indexer_exe, args: ['-m', 'perf'])
     # valgrind/helgrind etc.
     # test('test-bench-indexer', bench_indexer_exe,
     #      args : ['-m', 'quick'], env: ['THREADNUM=16'])
+endif

lib/utils/meson.build

@@ -57,6 +57,8 @@ html2text = executable('mu-html2text',
 #
 # tests
 #
+
+if not get_option('tests').disabled()
     test('test-sexp',
          executable('test-sexp', 'mu-sexp.cc',
                     install: false,
@@ -113,3 +115,4 @@ test('test-error',
 
 
     subdir('tests')
+endif

meson_options.txt

@@ -15,6 +15,11 @@
 ## Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 
 
+option('tests',
+       type: 'feature',
+       value: 'auto',
+       description: 'build tests')
+
 option('guile',
        type : 'feature',
        value: 'auto',

mu/meson.build

@@ -42,6 +42,7 @@ mu = executable(
 # tests
 #
 
+if not get_option('tests').disabled()
     test('test-cmd-add',
          executable('test-cmd-add',
                     'mu-cmd-add.cc',
@@ -107,3 +108,4 @@ test('test-cmd-view',
                     dependencies: [glib_dep, lib_mu_dep]))
 
     subdir('tests')
+endif