[evolution/wip/mcrha/webkit-jsc-api] Let the internal tests use .js files from sources, not those installed

[Milan Crha <mcrha src gnome org>]

commit 6da72c44337076781410f42b3910d5123ebe0df1
Author: Milan Crha <mcrha redhat com>
Date:   Thu Nov 7 14:52:17 2019 +0100

    Let the internal tests use .js files from sources, not those installed

 src/e-util/test-html-editor-units.c                |  1 +
 src/e-util/test-html-editor.c                      |  2 ++
 src/e-util/test-web-view-jsc.c                     |  2 ++
 .../webkit-editor/web-extension/CMakeLists.txt     |  1 +
 .../web-extension/e-editor-web-extension.c         | 26 ++++++++++++++++++++--
 src/web-extensions/CMakeLists.txt                  |  1 +
 src/web-extensions/e-web-extension.c               | 26 ++++++++++++++++++++--
 7 files changed, 55 insertions(+), 4 deletions(-)
---
diff --git a/src/e-util/test-html-editor-units.c b/src/e-util/test-html-editor-units.c
index 9d3035f9bd..ead54c464b 100644
--- a/src/e-util/test-html-editor-units.c
+++ b/src/e-util/test-html-editor-units.c
@@ -2767,6 +2767,7 @@ main (gint argc,
           user settings when playing with them. */
        g_setenv ("GIO_EXTRA_MODULES", EVOLUTION_TESTGIOMODULESDIR, TRUE);
        g_setenv ("GSETTINGS_BACKEND", TEST_KEYFILE_SETTINGS_BACKEND_NAME, TRUE);
+       g_setenv ("E_HTML_EDITOR_TEST_SOURCES", "1", FALSE);
        g_setenv (TEST_KEYFILE_SETTINGS_FILENAME_ENVVAR, test_keyfile_filename, TRUE);
 
        g_test_init (&argc, &argv, NULL);
diff --git a/src/e-util/test-html-editor.c b/src/e-util/test-html-editor.c
index b21632f0d1..84010ff899 100644
--- a/src/e-util/test-html-editor.c
+++ b/src/e-util/test-html-editor.c
@@ -571,6 +571,8 @@ main (gint argc,
        e_util_init_main_thread (NULL);
        e_passwords_init ();
 
+       g_setenv ("E_HTML_EDITOR_TEST_SOURCES", "1", FALSE);
+
        modules = e_module_load_all_in_directory (EVOLUTION_MODULEDIR);
        g_list_free_full (modules, (GDestroyNotify) g_type_module_unuse);
 
diff --git a/src/e-util/test-web-view-jsc.c b/src/e-util/test-web-view-jsc.c
index 0856984df9..c4a6644773 100644
--- a/src/e-util/test-web-view-jsc.c
+++ b/src/e-util/test-web-view-jsc.c
@@ -1929,6 +1929,8 @@ main (gint argc,
        g_test_init (&argc, &argv, NULL);
        g_test_bug_base ("https://gitlab.gnome.org/GNOME/evolution/issues/";);
 
+       g_setenv ("E_WEB_VIEW_TEST_SOURCES", "1", FALSE);
+
        gtk_init (&argc, &argv);
 
        e_util_init_main_thread (NULL);
diff --git a/src/modules/webkit-editor/web-extension/CMakeLists.txt 
b/src/modules/webkit-editor/web-extension/CMakeLists.txt
index 02123840a1..7852e44834 100644
--- a/src/modules/webkit-editor/web-extension/CMakeLists.txt
+++ b/src/modules/webkit-editor/web-extension/CMakeLists.txt
@@ -32,6 +32,7 @@ set(sources
 )
 set(extra_defines
        -DEVOLUTION_WEBKITDATADIR=\"${webkitdatadir}\"
+       -DEVOLUTION_SOURCE_WEBKITDATADIR=\"${CMAKE_SOURCE_DIR}/data/webkit\"
 )
 
 set(extra_cflags)
diff --git a/src/modules/webkit-editor/web-extension/e-editor-web-extension.c 
b/src/modules/webkit-editor/web-extension/e-editor-web-extension.c
index bfd1c6030b..dbcb9c9dc5 100644
--- a/src/modules/webkit-editor/web-extension/e-editor-web-extension.c
+++ b/src/modules/webkit-editor/web-extension/e-editor-web-extension.c
@@ -96,19 +96,41 @@ web_page_send_request_cb (WebKitWebPage *web_page,
        return FALSE;
 }
 
+static gboolean
+use_sources_js_file (void)
+{
+       static gint res = -1;
+
+       if (res == -1)
+               res = g_strcmp0 (g_getenv ("E_HTML_EDITOR_TEST_SOURCES"), "1") == 0 ? 1 : 0;
+
+       return res;
+}
+
 static void
 load_javascript_file (JSCContext *jsc_context,
                      const gchar *js_filename)
 {
        JSCValue *result;
        JSCException *exception;
-       gchar *content, *filename, *resource_uri;
+       gchar *content, *filename = NULL, *resource_uri;
        gsize length = 0;
        GError *error = NULL;
 
        g_return_if_fail (jsc_context != NULL);
 
-       filename = g_build_filename (EVOLUTION_WEBKITDATADIR, js_filename, NULL);
+       if (use_sources_js_file ()) {
+               filename = g_build_filename (EVOLUTION_SOURCE_WEBKITDATADIR, js_filename, NULL);
+
+               if (!g_file_test (filename, G_FILE_TEST_EXISTS)) {
+                       g_warning ("Cannot find '%s', using installed file '%s/%s' instead", filename, 
EVOLUTION_WEBKITDATADIR, js_filename);
+
+                       g_clear_pointer (&filename, g_free);
+               }
+       }
+
+       if (!filename)
+               filename = g_build_filename (EVOLUTION_WEBKITDATADIR, js_filename, NULL);
 
        if (!g_file_get_contents (filename, &content, &length, &error)) {
                g_warning ("Failed to load '%s': %s", filename, error ? error->message : "Unknown error");
diff --git a/src/web-extensions/CMakeLists.txt b/src/web-extensions/CMakeLists.txt
index 35151503fe..dd699b76c0 100644
--- a/src/web-extensions/CMakeLists.txt
+++ b/src/web-extensions/CMakeLists.txt
@@ -19,6 +19,7 @@ add_dependencies(ewebextension
 target_compile_definitions(ewebextension PRIVATE
        -DG_LOG_DOMAIN=\"ewebextension\"
        -DEVOLUTION_WEBKITDATADIR=\"${webkitdatadir}\"
+       -DEVOLUTION_SOURCE_WEBKITDATADIR=\"${CMAKE_SOURCE_DIR}/data/webkit\"
 )
 
 target_compile_options(ewebextension PUBLIC
diff --git a/src/web-extensions/e-web-extension.c b/src/web-extensions/e-web-extension.c
index 87c52fd91e..ce295905fe 100644
--- a/src/web-extensions/e-web-extension.c
+++ b/src/web-extensions/e-web-extension.c
@@ -136,19 +136,41 @@ web_page_created_cb (WebKitWebExtension *wk_extension,
                extension, 0);
 }
 
+static gboolean
+use_sources_js_file (void)
+{
+       static gint res = -1;
+
+       if (res == -1)
+               res = g_strcmp0 (g_getenv ("E_WEB_VIEW_TEST_SOURCES"), "1") == 0 ? 1 : 0;
+
+       return res;
+}
+
 static void
 load_javascript_file (JSCContext *jsc_context,
                      const gchar *js_filename)
 {
        JSCValue *result;
        JSCException *exception;
-       gchar *content, *filename, *resource_uri;
+       gchar *content, *filename = NULL, *resource_uri;
        gsize length = 0;
        GError *error = NULL;
 
        g_return_if_fail (jsc_context != NULL);
 
-       filename = g_build_filename (EVOLUTION_WEBKITDATADIR, js_filename, NULL);
+       if (use_sources_js_file ()) {
+               filename = g_build_filename (EVOLUTION_SOURCE_WEBKITDATADIR, js_filename, NULL);
+
+               if (!g_file_test (filename, G_FILE_TEST_EXISTS)) {
+                       g_warning ("Cannot find '%s', using installed file '%s/%s' instead", filename, 
EVOLUTION_WEBKITDATADIR, js_filename);
+
+                       g_clear_pointer (&filename, g_free);
+               }
+       }
+
+       if (!filename)
+               filename = g_build_filename (EVOLUTION_WEBKITDATADIR, js_filename, NULL);
 
        if (!g_file_get_contents (filename, &content, &length, &error)) {
                g_warning ("Failed to load '%s': %s", filename, error ? error->message : "Unknown error");