add unit tests for class Item and friends

Change-Id: I03489abd0fe5558cad814e2ede216851ac295b39
Reviewed-by: Christian Kandeler <christian.kandeler@digia.com>

2 files changed, 69 insertions, 3 deletions

diff --git a/src/lib/language/tst_language.cpp b/src/lib/language/tst_language.cpp
index c8001aa89..6c545973f 100644
--- a/src/lib/language/tst_language.cpp
+++ b/src/lib/language/tst_language.cpp
@@ -29,7 +29,9 @@
 
 #include "tst_language.h"
 
+#include <language/evaluator.h>
 #include <language/identifiersearch.h>
+#include <language/item.h>
 #include <language/language.h>
 #include <language/scriptengine.h>
 #include <parser/qmljslexer_p.h>
@@ -118,9 +120,9 @@ void TestLanguage::handleInitCleanupDataTags(const char *projectFileName, bool *
 
 void TestLanguage::initTestCase()
 {
-    const Logger logger(m_logSink);
-    ScriptEngine *engine = new ScriptEngine(logger, this);
-    loader = new Loader(engine, logger);
+    m_logger = Logger(m_logSink);
+    m_engine = new ScriptEngine(m_logger, this);
+    loader = new Loader(m_engine, m_logger);
     loader->setSearchPaths(QStringList()
                            << QLatin1String(SRCDIR "/../../share/qbs"));
     setConfigProperty(defaultParameters.buildConfiguration,
@@ -473,6 +475,66 @@ void TestLanguage::idUsage()
     QVERIFY(!exceptionCaught);
 }
 
+class JSSourceValueCreator
+{
+    FileContextPtr m_fileContext;
+public:
+    JSSourceValueCreator(const FileContextPtr &fileContext)
+        : m_fileContext(fileContext)
+    {
+    }
+
+    JSSourceValuePtr create(const QString &sourceCode)
+    {
+        JSSourceValuePtr value = JSSourceValue::create();
+        value->setFile(m_fileContext);
+        value->setSourceCode(sourceCode);
+        return value;
+    }
+};
+
+void TestLanguage::itemPrototype()
+{
+    FileContextPtr fileContext = FileContext::create();
+    JSSourceValueCreator sourceValueCreator(fileContext);
+    ItemPtr proto = Item::create();
+    proto->setProperty("x", sourceValueCreator.create("1"));
+    proto->setProperty("y", sourceValueCreator.create("1"));
+    ItemPtr item = Item::create();
+    item->setPrototype(proto);
+    item->setProperty("y", sourceValueCreator.create("x + 1"));
+    item->setProperty("z", sourceValueCreator.create("2"));
+
+    Evaluator evaluator(m_engine, m_logger);
+    QCOMPARE(evaluator.property(proto, "x").toVariant().toInt(), 1);
+    QCOMPARE(evaluator.property(proto, "y").toVariant().toInt(), 1);
+    QVERIFY(!evaluator.property(proto, "z").isValid());
+    QCOMPARE(evaluator.property(item, "x").toVariant().toInt(), 1);
+    QCOMPARE(evaluator.property(item, "y").toVariant().toInt(), 2);
+    QCOMPARE(evaluator.property(item, "z").toVariant().toInt(), 2);
+}
+
+void TestLanguage::itemScope()
+{
+    FileContextPtr fileContext = FileContext::create();
+    JSSourceValueCreator sourceValueCreator(fileContext);
+    ItemPtr scope1 = Item::create();
+    scope1->setProperty("x", sourceValueCreator.create("1"));
+    ItemPtr scope2 = Item::create();
+    scope2->setScope(scope1);
+    scope2->setProperty("y", sourceValueCreator.create("x + 1"));
+    ItemPtr item = Item::create();
+    item->setScope(scope2);
+    item->setProperty("z", sourceValueCreator.create("x + y"));
+
+    Evaluator evaluator(m_engine, m_logger);
+    QCOMPARE(evaluator.property(scope1, "x").toVariant().toInt(), 1);
+    QCOMPARE(evaluator.property(scope2, "y").toVariant().toInt(), 2);
+    QEXPECT_FAIL("", "FIXME", Abort);
+    QVERIFY(!evaluator.property(scope2, "x").isValid());
+    QCOMPARE(evaluator.property(item, "z").toVariant().toInt(), 3);
+}
+
 void TestLanguage::jsImportUsedInMultipleScopes_data()
 {
     QTest::addColumn<QString>("buildVariant");
diff --git a/src/lib/language/tst_language.h b/src/lib/language/tst_language.h
index d1adc9618..cb210384b 100644
--- a/src/lib/language/tst_language.h
+++ b/src/lib/language/tst_language.h
@@ -49,6 +49,8 @@ public:
 
 private:
     ILogSink *m_logSink;
+    Logger m_logger;
+    ScriptEngine *m_engine;
     Loader *loader;
     ResolvedProjectPtr project;
     SetupProjectParameters defaultParameters;
@@ -75,6 +77,8 @@ private slots:
     void identifierSearch_data();
     void identifierSearch();
     void idUsage();
+    void itemPrototype();
+    void itemScope();
     void jsImportUsedInMultipleScopes_data();
     void jsImportUsedInMultipleScopes();
     void moduleProperties_data();