[gdk-pixbuf/wip/ebassi/no-autotools: 1/2] meson: Support installed tests

[Emmanuele Bassi <ebassi src gnome org>]

commit 5e669da4a655868d74833a6e3cc89a803f430aad
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Wed Aug 2 13:14:29 2017 +0100

    meson: Support installed tests
    
    We want to be able to run the gdk-pixbuf tests after installing them in
    a known system location, especially when running CI.

 gdk-pixbuf/meson.build      |    2 +-
 meson.build                 |    2 +
 tests/gen-installed-test.py |   21 ++++++++++++++++++
 tests/meson.build           |   49 ++++++++++++++++++++++++++++++++++++++++++-
 4 files changed, 72 insertions(+), 2 deletions(-)
---
diff --git a/gdk-pixbuf/meson.build b/gdk-pixbuf/meson.build
index 1ec8e10..c527282 100644
--- a/gdk-pixbuf/meson.build
+++ b/gdk-pixbuf/meson.build
@@ -34,7 +34,7 @@ gdk_pixbuf_cflags = [
   '-DBUILT_MODULES_DIR="@0@"'.format(meson.current_build_dir()),
 ]
 
-gdk_pixbuf_api_path = join_paths('gdk-pixbuf-@0@'.format(gdk_pixbuf_api_version), 'gdk-pixbuf')
+gdk_pixbuf_api_path = join_paths(gdk_pixbuf_api_name, 'gdk-pixbuf')
 
 gdkpixbuf_features_conf = configuration_data()
 gdkpixbuf_features_conf.set('GDK_PIXBUF_MAJOR', gdk_pixbuf_version_major)
diff --git a/meson.build b/meson.build
index 77757be..b0be82a 100644
--- a/meson.build
+++ b/meson.build
@@ -23,6 +23,8 @@ gdk_pixbuf_version_micro = version_arr[2].to_int()
 gdk_pixbuf_api_version = '2.0'
 gdk_pixbuf_binary_version = '2.10.0'
 
+gdk_pixbuf_api_name = '@0@-@1@'.format(meson.project_name(), gdk_pixbuf_api_version)
+
 if gdk_pixbuf_version_minor.is_odd()
   gdk_pixbuf_interface_age = 0
 else
diff --git a/tests/gen-installed-test.py b/tests/gen-installed-test.py
new file mode 100644
index 0000000..745abf3
--- /dev/null
+++ b/tests/gen-installed-test.py
@@ -0,0 +1,21 @@
+#!/usr/bin/env python3
+
+import sys
+import os
+import argparse
+
+def write_template(filename, data):
+    with open(filename, 'w') as f:
+        f.write(data)
+
+def build_template(bindir, binname):
+    return "[Test]\nType=session\nExec={}\n".format(os.path.join(bindir, binname))
+
+argparser = argparse.ArgumentParser(description='Generate installed-test data.')
+argparser.add_argument('--testbindir', metavar='dir', help='Installed test directory')
+argparser.add_argument('--testbin', metavar='name', help='Installed test name')
+argparser.add_argument('output', help='Output file')
+
+args = argparser.parse_args()
+
+write_template(args.output, build_template(args.testbindir, args.testbin))
diff --git a/tests/meson.build b/tests/meson.build
index 91e2f88..50d4b1d 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -58,7 +58,40 @@ installed_tests = [
   [ 'pixbuf-area-updated' ],
 ]
 
+test_data = [
+  'test-image.png',
+  'test-animation.gif',
+  '1_partyanimsm2.gif',
+  'test-animation.ani',
+  'icc-profile.jpeg',
+  'icc-profile.png',
+  'dpi.jpeg',
+  'dpi.png',
+  'dpi.tiff',
+  'premature-end.png',
+  'premature-end.jpg',
+  'bug143608-comment.jpg',
+  'bug725582-testrotate.jpg',
+  'bug725582-testrotate.png',
+  'cve-2015-4491.bmp',
+  'large.png',
+  'large.jpg',
+  'bug775218.jpg',
+  'test-image.pixdata',
+  'test-image-rle.pixdata',
+  'bug775693.pixdata',
+  'aero.gif',
+]
+
+gen_installed_test = find_program('gen-installed-test.py')
+
+installed_test_bindir = join_paths(gdk_pixbuf_libexecdir, 'installed-tests', gdk_pixbuf_api_name)
+installed_test_datadir = join_paths(gdk_pixbuf_datadir, 'installed-tests', gdk_pixbuf_api_name)
+
+install_data(test_data, install_dir: installed_test_bindir)
+
 test_deps = gdk_pixbuf_deps + [ gdkpixbuf_dep ]
+
 foreach t: installed_tests
   test_name = t[0]
   test_sources = [ test_name + '.c', 'test-common.c' ]
@@ -67,9 +100,23 @@ foreach t: installed_tests
     test_sources += [ resources_c, resources_h ]
   endif
 
+  custom_target(test_name + '.test',
+                output: test_name + '.test',
+                command: [
+                  gen_installed_test,
+                  '--testbindir=@0@'.format(installed_test_bindir),
+                  '--testbin=@0@'.format(test_name),
+                  '@OUTPUT@',
+                ],
+                install: true,
+                install_dir: installed_test_datadir)
+
   test_bin = executable(test_name, test_sources,
                         dependencies: test_deps,
-                        include_directories: [ root_inc, include_directories('../gdk-pixbuf') ],
+                        include_directories: [
+                          root_inc,
+                          include_directories('../gdk-pixbuf')
+                        ],
                         c_args: common_cflags)
 
   test(test_name, test_bin,