Merge pull request #412 from Smit-create/err-msg

Test error messages

Author: certik

src/lpython/semantics/python_ast_to_asr.cpp

@@ -2497,7 +2497,7 @@ class BodyVisitor : public CommonVisitor<BodyVisitor> {
                                 ASR::expr_t *ele = ASRUtils::EXPR(tmp);
                                 ASR::ttype_t *ele_type = ASRUtils::expr_type(ele);
                                 if (!ASRUtils::check_equal_type(ele_type, set_type)) {
-                                    throw SemanticError("Found type mismatch, (" +
+                                    throw SemanticError("Found type mismatch in '" + attr + "'(" +
                                         ASRUtils::type_to_str(ele_type) + " and " +
                                         ASRUtils::type_to_str(set_type) + ").", x.base.base.loc);
                                 }

tests/errors/test_list1.py

@@ -0,0 +1,6 @@
+from ltypes import i32
+
+def test1():
+    a: list[i32]
+    a = [1, 2, 3]
+    a.remove('error')

tests/errors/test_list2.py

@@ -0,0 +1,6 @@
+from ltypes import i32
+
+def test1():
+    a: list[i32]
+    a = [1, 2, 3]
+    a.append(4, 5)

tests/errors/test_set1.py

@@ -0,0 +1,6 @@
+from ltypes import i32
+
+def test1():
+    a: set[i32]
+    a = {1, 2, 3}
+    a.add('err')

tests/errors/test_set2.py

@@ -0,0 +1,6 @@
+from ltypes import i32
+
+def test1():
+    a: set[i32]
+    a = {1, 2, 3}
+    a.remove('error', 'error2')

tests/reference/asr-test_list1-73fd538.json

@@ -0,0 +1,13 @@
+{
+    "basename": "asr-test_list1-73fd538",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
+    "infile": "tests/errors/test_list1.py",
+    "infile_hash": "86f36c119afcaef5c6f790c88c7c517fa6f766bfcc95d121bc16becd",
+    "outfile": null,
+    "outfile_hash": null,
+    "stdout": null,
+    "stdout_hash": null,
+    "stderr": "asr-test_list1-73fd538.stderr",
+    "stderr_hash": "b09a9abfc3c61d6d4fe93b81ebbfd29ab1494db6d1e7b6a3bd4cba25",
+    "returncode": 2
+}

tests/reference/asr-test_list1-73fd538.stderr

@@ -0,0 +1,5 @@
+semantic error: Type mismatch while removing from a list, found (character and integer).
+ --> tests/errors/test_list1.py:6:5
+  |
+6 |     a.remove('error')
+  |     ^^^^^^^^^^^^^^^^^ 

tests/reference/asr-test_list2-10ffdd7.json

@@ -0,0 +1,13 @@
+{
+    "basename": "asr-test_list2-10ffdd7",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
+    "infile": "tests/errors/test_list2.py",
+    "infile_hash": "0fde6372e40865fa25b4ef87b0ac31978ae2df367215004cad31a414",
+    "outfile": null,
+    "outfile_hash": null,
+    "stdout": null,
+    "stdout_hash": null,
+    "stderr": "asr-test_list2-10ffdd7.stderr",
+    "stderr_hash": "be192bc4655f28313c415c7180d676e0383f0acb7e4de75a6b3d1a37",
+    "returncode": 2
+}

tests/reference/asr-test_list2-10ffdd7.stderr

@@ -0,0 +1,5 @@
+semantic error: append() takes exactly one argument
+ --> tests/errors/test_list2.py:6:5
+  |
+6 |     a.append(4, 5)
+  |     ^^^^^^^^^^^^^^ 

tests/reference/asr-test_set1-11379c7.json

@@ -0,0 +1,13 @@
+{
+    "basename": "asr-test_set1-11379c7",
+    "cmd": "lpython --show-asr --no-color {infile} -o {outfile}",
+    "infile": "tests/errors/test_set1.py",
+    "infile_hash": "8b09bdc33cffccdb66d9d70f13474d148c5f422ee3892d30fe45eb95",
+    "outfile": null,
+    "outfile_hash": null,
+    "stdout": null,
+    "stdout_hash": null,
+    "stderr": "asr-test_set1-11379c7.stderr",
+    "stderr_hash": "8b09cefb3289bc45f00ca5a571562e62502aaeab7e92fa8ffeb341e7",
+    "returncode": 2
+}