Merge pull request #2713 from Vipul-Cariappa/test

Initial test for Interactive

Author: ubaidsk

.gitignore

@@ -236,4 +236,4 @@ integration_tests/expr_12
 integration_tests/expr_12.c
 
 # Interactive Shell
-/input
+input

src/lpython/python_evaluator.cpp

@@ -41,6 +41,22 @@ PythonCompiler::PythonCompiler(CompilerOptions compiler_options)
 
 PythonCompiler::~PythonCompiler() = default;
 
+Result<PythonCompiler::EvalResult> PythonCompiler::evaluate2(const std::string &code) {
+    LocationManager lm;
+    LCompilers::PassManager lpm;
+    lpm.use_default_passes();
+    {
+        LCompilers::LocationManager::FileLocations fl;
+        fl.in_filename = "input";
+        std::ofstream out("input");
+        out << code;
+        lm.files.push_back(fl);
+        lm.init_simple(code);
+        lm.file_ends.push_back(code.size());
+    }
+    diag::Diagnostics diagnostics;
+    return evaluate(code, false, lm, lpm, diagnostics);
+}
 
 Result<PythonCompiler::EvalResult> PythonCompiler::evaluate(
 #ifdef HAVE_LFORTRAN_LLVM

src/lpython/python_evaluator.h

@@ -55,7 +55,9 @@ class PythonCompiler
     Result<PythonCompiler::EvalResult> evaluate(
             const std::string &code_orig, bool verbose, LocationManager &lm,
             LCompilers::PassManager& pass_manager, diag::Diagnostics &diagnostics);
-    
+
+    Result<PythonCompiler::EvalResult> evaluate2(const std::string &code);
+
     Result<LCompilers::LPython::AST::ast_t*> get_ast2(
             const std::string &code_orig, diag::Diagnostics &diagnostics);
 

src/lpython/tests/test_llvm.cpp

@@ -607,3 +607,17 @@ define float @f()
     float r = e.floatfn("f");
     CHECK(std::abs(r - 8) < 1e-6);
 }
+
+TEST_CASE("PythonCompiler 1") {
+    CompilerOptions cu;
+    cu.po.disable_main = true;
+    cu.emit_debug_line_column = false;
+    cu.generate_object_code = false;
+    cu.interactive = true;
+    cu.po.runtime_library_dir = LCompilers::LPython::get_runtime_library_dir();
+    PythonCompiler e(cu);
+    LCompilers::Result<PythonCompiler::EvalResult>
+    r = e.evaluate2("1");
+    CHECK(r.ok);
+    CHECK(r.result.type == PythonCompiler::EvalResult::none); // TODO: change to integer4 and check the value once printing top level expressions is implemented
+}