| import os |
| from clang.cindex import Config |
| if 'CLANG_LIBRARY_PATH' in os.environ: |
| Config.set_library_path(os.environ['CLANG_LIBRARY_PATH']) |
| |
| from clang.cindex import * |
| from .util import get_tu |
| |
| import unittest |
| |
| |
| # FIXME: We need support for invalid translation units to test better. |
| |
| |
| class TestDiagnostics(unittest.TestCase): |
| def test_diagnostic_warning(self): |
| tu = get_tu('int f0() {}\n') |
| self.assertEqual(len(tu.diagnostics), 1) |
| self.assertEqual(tu.diagnostics[0].severity, Diagnostic.Warning) |
| self.assertEqual(tu.diagnostics[0].location.line, 1) |
| self.assertEqual(tu.diagnostics[0].location.column, 11) |
| self.assertEqual(tu.diagnostics[0].spelling, |
| 'control reaches end of non-void function') |
| |
| def test_diagnostic_note(self): |
| # FIXME: We aren't getting notes here for some reason. |
| tu = get_tu('#define A x\nvoid *A = 1;\n') |
| self.assertEqual(len(tu.diagnostics), 1) |
| self.assertEqual(tu.diagnostics[0].severity, Diagnostic.Warning) |
| self.assertEqual(tu.diagnostics[0].location.line, 2) |
| self.assertEqual(tu.diagnostics[0].location.column, 7) |
| self.assertIn('incompatible', tu.diagnostics[0].spelling) |
| # self.assertEqual(tu.diagnostics[1].severity, Diagnostic.Note) |
| # self.assertEqual(tu.diagnostics[1].location.line, 1) |
| # self.assertEqual(tu.diagnostics[1].location.column, 11) |
| # self.assertEqual(tu.diagnostics[1].spelling, 'instantiated from') |
| |
| def test_diagnostic_fixit(self): |
| tu = get_tu('struct { int f0; } x = { f0 : 1 };') |
| self.assertEqual(len(tu.diagnostics), 1) |
| self.assertEqual(tu.diagnostics[0].severity, Diagnostic.Warning) |
| self.assertEqual(tu.diagnostics[0].location.line, 1) |
| self.assertEqual(tu.diagnostics[0].location.column, 26) |
| self.assertRegexpMatches(tu.diagnostics[0].spelling, |
| 'use of GNU old-style.*') |
| self.assertEqual(len(tu.diagnostics[0].fixits), 1) |
| self.assertEqual(tu.diagnostics[0].fixits[0].range.start.line, 1) |
| self.assertEqual(tu.diagnostics[0].fixits[0].range.start.column, 26) |
| self.assertEqual(tu.diagnostics[0].fixits[0].range.end.line, 1) |
| self.assertEqual(tu.diagnostics[0].fixits[0].range.end.column, 30) |
| self.assertEqual(tu.diagnostics[0].fixits[0].value, '.f0 = ') |
| |
| def test_diagnostic_range(self): |
| tu = get_tu('void f() { int i = "a"; }') |
| self.assertEqual(len(tu.diagnostics), 1) |
| self.assertEqual(tu.diagnostics[0].severity, Diagnostic.Warning) |
| self.assertEqual(tu.diagnostics[0].location.line, 1) |
| self.assertEqual(tu.diagnostics[0].location.column, 16) |
| self.assertRegexpMatches(tu.diagnostics[0].spelling, |
| 'incompatible pointer to.*') |
| self.assertEqual(len(tu.diagnostics[0].fixits), 0) |
| self.assertEqual(len(tu.diagnostics[0].ranges), 1) |
| self.assertEqual(tu.diagnostics[0].ranges[0].start.line, 1) |
| self.assertEqual(tu.diagnostics[0].ranges[0].start.column, 20) |
| self.assertEqual(tu.diagnostics[0].ranges[0].end.line, 1) |
| self.assertEqual(tu.diagnostics[0].ranges[0].end.column, 23) |
| with self.assertRaises(IndexError): |
| tu.diagnostics[0].ranges[1].start.line |
| |
| def test_diagnostic_category(self): |
| """Ensure that category properties work.""" |
| tu = get_tu('int f(int i) { return 7; }', all_warnings=True) |
| self.assertEqual(len(tu.diagnostics), 1) |
| d = tu.diagnostics[0] |
| |
| self.assertEqual(d.severity, Diagnostic.Warning) |
| self.assertEqual(d.location.line, 1) |
| self.assertEqual(d.location.column, 11) |
| |
| self.assertEqual(d.category_number, 2) |
| self.assertEqual(d.category_name, 'Semantic Issue') |
| |
| def test_diagnostic_option(self): |
| """Ensure that category option properties work.""" |
| tu = get_tu('int f(int i) { return 7; }', all_warnings=True) |
| self.assertEqual(len(tu.diagnostics), 1) |
| d = tu.diagnostics[0] |
| |
| self.assertEqual(d.option, '-Wunused-parameter') |
| self.assertEqual(d.disable_option, '-Wno-unused-parameter') |
| |
| def test_diagnostic_children(self): |
| tu = get_tu('void f(int x) {} void g() { f(); }') |
| self.assertEqual(len(tu.diagnostics), 1) |
| d = tu.diagnostics[0] |
| |
| children = d.children |
| self.assertEqual(len(children), 1) |
| self.assertEqual(children[0].severity, Diagnostic.Note) |
| self.assertRegexpMatches(children[0].spelling, |
| '.*declared here') |
| self.assertEqual(children[0].location.line, 1) |
| self.assertEqual(children[0].location.column, 1) |
| |
| def test_diagnostic_string_repr(self): |
| tu = get_tu('struct MissingSemicolon{}') |
| self.assertEqual(len(tu.diagnostics), 1) |
| d = tu.diagnostics[0] |
| |
| self.assertEqual(repr(d), '<Diagnostic severity 3, location <SourceLocation file \'t.c\', line 1, column 26>, spelling "expected \';\' after struct">') |
