Add text for syntax error

Mainly due to memory leaks being reported happening in case of parsing errors.

Author: kblaschke

tests/CMakeLists.txt

@@ -7,6 +7,8 @@ add_executable(projectM_EvalLib_Test
         PrecedenceTest.cpp
         PrecedenceTest.hpp
         Stubs.cpp
+        SyntaxTest.cpp
+        SyntaxTest.hpp
         TreeFunctionsTest.cpp
         )
 

tests/SyntaxTest.cpp

@@ -0,0 +1,23 @@
+#include "SyntaxTest.hpp"
+
+
+void SyntaxTest::SetUp()
+{
+    m_globalMemory = projectm_eval_memory_buffer_create();
+    m_context = projectm_eval_context_create(m_globalMemory, &m_globalRegisters);
+}
+
+void SyntaxTest::TearDown()
+{
+    projectm_eval_context_destroy(m_context);
+    projectm_eval_memory_buffer_destroy(m_globalMemory);
+    memset(&m_globalRegisters, 0, sizeof(m_globalRegisters));
+}
+
+TEST_F(SyntaxTest, AdditionalLineBreak)
+{
+    auto code = projectm_eval_code_compile(m_context, "k1 =  is_\nbeat*equal(index%2,0);");
+
+    ASSERT_EQ(code, nullptr);
+    ASSERT_STREQ(projectm_eval_get_error(m_context, nullptr, nullptr), "syntax error, unexpected VAR");
+}

tests/SyntaxTest.hpp

@@ -0,0 +1,20 @@
+#pragma once
+
+#include <gtest/gtest.h>
+
+#include <projectm-eval/api/projectm-eval.h>
+
+class SyntaxTest : public testing::Test
+{
+public:
+
+protected:
+
+    void SetUp() override;
+
+    void TearDown() override;
+
+    struct projectm_eval_context* m_context{};
+    projectm_eval_mem_buffer m_globalMemory{};
+    PRJM_EVAL_F m_globalRegisters[100]{};
+};