1"""
2Test that lldb persistent variables works correctly.
3"""
4
5
6
7import lldb
8from lldbsuite.test.lldbtest import *
9
10
11class PersistentVariablesTestCase(TestBase):
12
13    mydir = TestBase.compute_mydir(__file__)
14
15    def test_persistent_variables(self):
16        """Test that lldb persistent variables works correctly."""
17        self.build()
18        lldbutil.run_to_source_breakpoint(self, "// break here", lldb.SBFileSpec("main.c"))
19
20        self.runCmd("expr int $i = i")
21        self.expect_expr("$i == i", result_type="bool", result_value="true")
22        self.expect_expr("$i + 1", result_type="int", result_value="6")
23        self.expect_expr("$i + 3", result_type="int", result_value="8")
24        self.expect_expr("$1 + $2", result_type="int", result_value="14")
25        self.expect_expr("$3", result_type="int", result_value="14")
26        self.expect_expr("$2", result_type="int", result_value="8")
27        self.expect_expr("(int)-2", result_type="int", result_value="-2")
28        self.expect_expr("$4", result_type="int", result_value="-2")
29        self.expect_expr("$4 > (int)31", result_type="bool", result_value="false")
30        self.expect_expr("(long)$4", result_type="long", result_value="-2")
31