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/*
* Valadate - Unit testing library for GObject-based libraries.
* Copyright (C) 2016 Chris Daley <chebizarro@gmail.com>
*
* 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 2.1 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
*
* Authors:
* Chris Daley <chebizarro@gmail.com>
*/
internal class Valadate.TestExplorer : Vala.CodeVisitor {
internal delegate void* Constructor ();
internal delegate void TestMethod (TestCase self);
private TestSuite current;
private Vala.CodeContext context;
private TestModule module;
private string binary;
private string? running;
public TestExplorer (string binary, TestSuite root) {
this.binary = binary;
this.current = root;
this.running = Valadate.get_current_test_path ();
}
public void load () throws TestConfigError {
string testdir = Path.get_dirname (binary).replace (".libs", "");
string testplan = Path.get_basename (binary);
if (testplan.has_prefix ("lt-"))
testplan = testplan.substring (3);
string testplanfile = testdir + GLib.Path.DIR_SEPARATOR_S + testplan + ".vapi";
if (!FileUtils.test (testplanfile, FileTest.EXISTS))
throw new TestConfigError.TESTPLAN ("Test Plan %s Not Found!", testplanfile);
try {
module = new TestModule (binary);
module.load_module ();
load_test_plan (testplanfile);
} catch (TestModuleError e) {
throw new TestConfigError.MODULE (e.message);
}
}
internal void load_test_plan (string path) throws TestConfigError {
setup_context ();
context.add_source_file (new Vala.SourceFile (context, Vala.SourceFileType.PACKAGE, path));
var parser = new Vala.Parser ();
parser.parse (context);
context.accept (this);
}
private void setup_context () {
context = new Vala.CodeContext ();
Vala.CodeContext.push (context);
context.report.enable_warnings = false;
context.report.set_verbose_errors (false);
context.verbose_mode = false;
}
public override void visit_class (Vala.Class cl) {
try {
if (is_subtype_of (cl, "Valadate.TestCase") &&
cl.is_abstract != true)
current.add_test (visit_testcase (cl));
else if (is_subtype_of (cl, "Valadate.TestSuite") &&
cl.is_abstract != true)
current.add_test (visit_testsuite (cl));
} catch (TestModuleError e) {
error (e.message);
}
cl.accept_children (this);
}
private bool is_subtype_of (Vala.Class cl, string typename) {
foreach (var basetype in cl.get_base_types ())
if (((Vala.UnresolvedType)basetype).to_qualified_string () == typename)
return true;
return false;
}
private unowned Constructor get_constructor (Vala.Class cl) throws TestModuleError {
var attr = new Vala.CCodeAttribute (cl.default_construction_method);
return (Constructor)module.get_method (attr.name);
}
public TestCase visit_testcase (Vala.Class cl) throws TestModuleError {
unowned Constructor meth = get_constructor (cl);
var current_test = meth () as TestCase;
current_test.name = cl.name;
foreach (var method in cl.get_methods ()) {
if (method.name.has_prefix ("test_") &&
method.has_result != true &&
method.get_parameters ().size == 0) {
if (running != null &&
running != "/" + method.get_full_name ().replace (".","/"))
continue;
unowned TestMethod testmethod = null;
var attr = new Vala.CCodeAttribute (method);
testmethod = (TestMethod)module.get_method (attr.name);
if (testmethod != null) {
current_test.add_test (method.name, () => {
testmethod (current_test);
});
}
}
}
return current_test;
}
public TestSuite visit_testsuite (Vala.Class cl) throws TestModuleError {
unowned Constructor meth = get_constructor (cl);
var current_test = meth () as TestSuite;
current_test.name = cl.name;
return current_test;
}
public override void visit_namespace (Vala.Namespace ns) {
if (ns.name != null) {
var testsuite = new TestSuite (ns.name);
current.add_test (testsuite);
current = testsuite;
}
ns.accept_children (this);
}
}
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