[gnome-control-center] build: Allow disabling tests

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit c884b19b46b43681aaa72201cb4428cf4c30f7d2
Author: Mohammed Sadiq <sadiq sadiqpk org>
Date:   Mon Sep 23 16:20:37 2019 +0530

    build: Allow disabling tests

 meson.build       | 6 +++++-
 meson_options.txt | 3 ++-
 2 files changed, 7 insertions(+), 2 deletions(-)
---
diff --git a/meson.build b/meson.build
index 7d2db5c94..77f3ec3cd 100644
--- a/meson.build
+++ b/meson.build
@@ -262,7 +262,10 @@ subdir('po')
 subdir('panels')
 subdir('shell')
 subdir('search-provider')
-subdir('tests')
+
+if get_option('tests')
+  subdir('tests')
+endif
 
 if get_option('documentation')
   subdir('man')
@@ -278,6 +281,7 @@ output += '\n        ' + meson.project_name() + ' - ' + meson.project_version()
 output += '    ===================================\n'
 output += ' Options \n'
 output += '     Documentation .............................. ' + get_option('documentation').to_string() + 
'\n'
+output += '     Build Tests ................................ ' + get_option('tests').to_string() + '\n'
 output += '     Tracing .................................... ' + enable_tracing.to_string() + '\n'
 output += '     gnome-session libexecdir ................... ' + gnome_session_libexecdir + '\n'
 output += '     Optimized .................................. ' + control_center_optimized.to_string() + '\n'
diff --git a/meson_options.txt b/meson_options.txt
index a347168b7..a5cc9ec5a 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -2,5 +2,6 @@ option('cheese', type: 'boolean', value: true, description: 'build with cheese w
 option('documentation', type: 'boolean', value: false, description: 'build documentation')
 option('gnome_session_libexecdir', type: 'string', value: '', description: 'Directory for gnome-session\'s 
libexecdir')
 option('ibus', type: 'boolean', value: true, description: 'build with IBus support')
+option('tests', type: 'boolean', value: true, description: 'build tests')
 option('tracing', type: 'boolean', value: false, description: 'add extra debugging information')
-option('wayland', type: 'boolean', value: true, description: 'build with Wayland support')
\ No newline at end of file
+option('wayland', type: 'boolean', value: true, description: 'build with Wayland support')