[meson] Added ecmascript tests

It does not work. Tests always succeed, but some should fail.

meson.build

@@ -1167,3 +1167,7 @@ subdir('contrib')
 if get_option('doc')
     subdir('doc')
 endif
+
+if get_option('test')
+    subdir('test')
+endif

test/ecmascript/assert/assert.sh

@@ -0,0 +1,7 @@
+#!/bin/sh
+
+d=$(dirname "$0")
+
+for i in $d/*.html; do
+	readlink -f "$i"
+done

test/meson.build

@@ -0,0 +1,12 @@
+if get_option('test')
+	h = run_command(meson.source_root()+'/test/ecmascript/assert/assert.sh')
+	tests = h.stdout().strip().split('\n')
+	foreach t : tests
+		name = t.split('/')[-1]
+		test(name, elinks, protocol: 'exitcode', is_parallel: false, workdir: meson.current_build_dir(),
+			args: ['--test', '1', '--eval', 'set ecmascript.enable = 1',
+			'--eval', 'set ecmascript.enable_console_log = 1',
+			'--eval', 'set ui.sessions.fork_on_start = 0',
+		t])
+	endforeach
+endif