Add test for DoWhileProcessor

src/language/node_processor/DoWhileProcessor.hpp

@@ -30,7 +30,7 @@ class DoWhileProcessor final : public INodeProcessor
           if constexpr (std::is_arithmetic_v<T>) {
             return value;
           } else {
-            return false;
+            return false;   // LCOV_EXCL_LINE (unreachable: only there for compilation purpose)
           }
         },
         m_node.children[1]->m_value));

tests/CMakeLists.txt

@@ -30,6 +30,7 @@ add_executable (unit_tests
   test_BiCGStab.cpp
   test_ContinueProcessor.cpp
   test_CRSMatrix.cpp
+  test_DoWhileProcessor.cpp
   test_ExecUntilBreakOrContinue.cpp
   test_FakeProcessor.cpp
   test_ForProcessor.cpp

tests/test_DoWhileProcessor.cpp

+#include <catch2/catch.hpp>
+
+#include <ASTNodeValueBuilder.hpp>
+
+#include <ASTBuilder.hpp>
+#include <ASTNodeDataTypeBuilder.hpp>
+
+#include <ASTNodeDeclarationCleaner.hpp>
+#include <ASTNodeDeclarationToAffectationConverter.hpp>
+
+#include <ASTNodeExpressionBuilder.hpp>
+
+#include <ASTNodeAffectationExpressionBuilder.hpp>
+
+#include <ASTSymbolTableBuilder.hpp>
+
+#include <ASTPrinter.hpp>
+
+#include <Demangle.hpp>
+
+#include <PEGGrammar.hpp>
+
+#include <sstream>
+
+#define CHECK_WHILE_PROCESSOR_RESULT(data, variable_name, expected_value)   \
+  {                                                                         \
+    string_input input{data, "test.pgs"};                                   \
+    auto ast = ASTBuilder::build(input);                                    \
+                                                                            \
+    ASTSymbolTableBuilder{*ast};                                            \
+    ASTNodeDataTypeBuilder{*ast};                                           \
+    ASTNodeValueBuilder{*ast};                                              \
+                                                                            \
+    ASTNodeDeclarationToAffectationConverter{*ast};                         \
+    ASTNodeDeclarationCleaner{*ast};                                        \
+                                                                            \
+    ASTNodeExpressionBuilder{*ast};                                         \
+    ExecUntilBreakOrContinue exec_policy;                                   \
+    ast->execute(exec_policy);                                              \
+                                                                            \
+    auto symbol_table = ast->m_symbol_table;                                \
+                                                                            \
+    using namespace TAO_PEGTL_NAMESPACE;                                    \
+    position use_position{internal::iterator{"fixture"}, "fixture"};        \
+    use_position.byte    = 10000;                                           \
+    auto [symbol, found] = symbol_table->find(variable_name, use_position); \
+                                                                            \
+    auto attribute = symbol->second;                                        \
+    auto value     = std::get<decltype(expected_value)>(attribute.value()); \
+                                                                            \
+    REQUIRE(value == expected_value);                                       \
+  }
+
+TEST_CASE("DoWhileProcessor", "[language]")
+{
+  SECTION("simple loop")
+  {
+    std::string_view data = R"(
+N i = 3;
+N j = 0;
+do {
+  j++;
+  i += j;
+} while(i<10);
+)";
+    CHECK_WHILE_PROCESSOR_RESULT(data, "i", 13ul);
+  }
+
+  SECTION("do-while with break")
+  {
+    std::string_view data = R"(
+N i = 3;
+N j = 0;
+do {
+  j++;
+  if (j==2) break;
+  i += j;
+} while(i<10);
+)";
+    CHECK_WHILE_PROCESSOR_RESULT(data, "i", 4ul);
+  }
+
+  SECTION("do-while with continue")
+  {
+    std::string_view data = R"(
+N i = 3;
+N j = 0;
+do {
+  j++;
+  if (j<=3) continue;
+  i += j;
+} while(i<10);
+)";
+    CHECK_WHILE_PROCESSOR_RESULT(data, "i", 12ul);
+  }
+}