[libhttpseverywhere] build: make tests build again

[Daniel Brendle <elbren src gnome org>]

commit b5df1458d094c68cf2ee6506b58312d52cc8699f
Author: grindhold <grindhold gmx net>
Date:   Fri Jan 19 21:19:47 2018 +0100

    build: make tests build again
    
    was broken after splitting meson.build in one file per
    sub folder

 meson.build      |    1 +
 test/meson.build |    3 ++-
 2 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/meson.build b/meson.build
index 496ea5d..8129d3e 100644
--- a/meson.build
+++ b/meson.build
@@ -41,6 +41,7 @@ gee = dependency('gee-0.8')
 archive = dependency('libarchive')
 
 subdir('src')
+subdir('test')
 
 pkgconfig.generate(libraries : httpseverywhere_lib,
                    version : libhttpseverywhere_version,
diff --git a/test/meson.build b/test/meson.build
index 33268c9..64375f6 100644
--- a/test/meson.build
+++ b/test/meson.build
@@ -26,4 +26,5 @@ httpseverywhere_test_source = [
 
 httpseverywhere_test = executable('httpseverywhere_test', httpseverywhere_test_source,
                                   dependencies: [glib, gobject, gio, gee, json_glib],
-                                  link_with: httpseverywhere_lib)
+                                  link_with: httpseverywhere_lib,
+                                  include_directories: include_directories('../src'))