tests: Verify all bundled layouts

examples/test_layout.rs

@@ -0,0 +1,29 @@
+extern crate rs;
+extern crate xkbcommon;
+
+use std::env;
+
+use rs::data::{ load_layout_from_resource, LoadError };
+
+use xkbcommon::xkb;
+
+
+fn check_layout(name: &str) {
+    let layout = load_layout_from_resource(name)
+        .and_then(|layout| layout.build().map_err(LoadError::BadKeyMap))
+        .expect("layout broken");
+    
+    let context = xkb::Context::new(xkb::CONTEXT_NO_FLAGS);
+    xkb::Keymap::new_from_string(
+        &context,
+        layout.keymap_str
+            .clone()
+            .into_string().expect("Failed to decode keymap string"),
+        xkb::KEYMAP_FORMAT_TEXT_V1,
+        xkb::KEYMAP_COMPILE_NO_FLAGS,
+    ).expect("Failed to create keymap");
+}
+
+fn main() -> () {
+    check_layout(env::args().nth(1).expect("No argument given").as_str());
+}

meson.build

@@ -53,6 +53,9 @@ summary = [
 ]
 message('\n'.join(summary))
 
+cargo = find_program('cargo')
+cargo_script = find_program('cargo.sh')
+
 subdir('data')
 subdir('protocols')
 subdir('eek')

src/data.rs

@@ -48,7 +48,7 @@ pub mod c {
 const FALLBACK_LAYOUT_NAME: &str = "us";
 
 #[derive(Debug)]
-enum LoadError {
+pub enum LoadError {
     BadData(Error),
     MissingResource,
     BadResource(serde_yaml::Error),
@@ -67,7 +67,7 @@ impl fmt::Display for LoadError {
     }
 }
 
-fn load_layout_from_resource(
+pub fn load_layout_from_resource(
     name: &str
 ) -> Result<Layout, LoadError> {
     let data = resources::get_keyboard(name)
@@ -169,7 +169,7 @@ fn load_layout_with_fallback(
 /// The root element describing an entire keyboard
 #[derive(Debug, Deserialize, PartialEq)]
 #[serde(deny_unknown_fields)]
-struct Layout {
+pub struct Layout {
     bounds: Bounds,
     views: HashMap<String, Vec<ButtonIds>>,
     #[serde(default)] 
@@ -223,7 +223,7 @@ struct Outline {
 }
 
 #[derive(Debug)]
-enum Error {
+pub enum Error {
     Yaml(serde_yaml::Error),
     Io(io::Error),
 }
@@ -248,7 +248,7 @@ impl Layout {
         serde_yaml::from_reader(infile)
             .map_err(Error::Yaml)
     }
-    fn build(self) -> Result<::layout::Layout, FormattingError> {
+    pub fn build(self) -> Result<::layout::Layout, FormattingError> {
         let button_names = self.views.values()
             .flat_map(|rows| {
                 rows.iter()

src/lib.rs

@@ -5,7 +5,7 @@ extern crate maplit;
 extern crate serde;
 extern crate xkbcommon;
 
-mod data;
+pub mod data;
 pub mod float_ord;
 pub mod imservice;
 mod keyboard;

src/meson.build

@@ -55,9 +55,6 @@ deps = [
 #  dependency('libxklavier'), # FIXME remove
 ]
 
-cargo = find_program('cargo')
-cargo_script = find_program('../cargo.sh')
-
 rslibs = custom_target(
     'rslibs',
     build_by_default: true,

tests/meson.build

@@ -19,11 +19,10 @@ test_link_args = [
   '-fPIC',
 ]
 
-tests = [
-  'test-keymap-generation'
+c_tests = [
 ]
 
-foreach name : tests
+foreach name : c_tests
 
     test_sources = [name + '.c']
 
@@ -45,4 +44,15 @@ foreach name : tests
 
 endforeach
 
+# The layout test is in the examples directory
+# due to the way Cargo builds executables
+# and the need to call it manually
+foreach layout : ['us', 'nb']
+    test(
+        'test_layout_' + layout,
+        cargo_script,
+        args: [meson.source_root(), '', 'run', '--example', 'test_layout', layout]
+    )
+endforeach
+
 endif

tests/test-keymap-generation.c

@@ -1,64 +0,0 @@
-/* 
- * Copyright (C) 2010-2011 Daiki Ueno <ueno@unixuser.org>
- * Copyright (C) 2010-2011 Red Hat, Inc.
- * Copyright (C) 2019 Purism SPC
- * 
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public License
- * as published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- * 
- * This library is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- * 
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301 USA
- */
-
-/* For gdk_x11_display_get_xdisplay().  See main(). */
-#include <gtk/gtk.h>
-#include <xkbcommon/xkbcommon.h>
-
-#include "config.h"
-
-#include "eek/eek-xml-layout.h"
-#include "eek/eek-keyboard.h"
-
-#include "src/layout.h"
-
-static void
-test_check_xkb (void)
-{
-    LevelKeyboard *keyboard = eek_xml_layout_real_create_keyboard("us", NULL);
-    const gchar *keymap_str = squeek_layout_get_keymap(keyboard->layout);
-
-    struct xkb_context *context = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
-    if (!context) {
-        g_error("No context created");
-    }
-
-    struct xkb_keymap *keymap = xkb_keymap_new_from_string(context, keymap_str,
-        XKB_KEYMAP_FORMAT_TEXT_V1, XKB_KEYMAP_COMPILE_NO_FLAGS);
-
-    xkb_context_unref(context);
-    if (!keymap) {
-        printf("%s", keymap_str);
-        g_error("Bad keymap");
-    }
-
-    level_keyboard_free(keyboard);
-}
-
-int
-main (int argc, char **argv)
-{
-    g_test_init (&argc, &argv, NULL);
-
-    g_test_add_func ("/test-keymap-generation/check-xkb", test_check_xkb);
-
-    return g_test_run ();
-}