llvm/lldb/test/API/commands/expression/po_verbosity/TestPoVerbosity.py

"""
Test that the po command acts correctly.
"""


import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil


class PoVerbosityTestCase(TestBase):
    def setUp(self):
        # Call super's setUp().
        TestBase.setUp(self)
        # Find the line number to break for main.cpp.
        self.line = line_number("main.m", "// Stop here")

    @add_test_categories(["objc"])
    def test(self):
        """Test that the po command acts correctly."""
        self.build()

        # This is the function to remove the custom formats in order to have a
        # clean slate for the next test case.
        def cleanup():
            self.runCmd("type summary clear", check=False)
            self.runCmd("type synthetic clear", check=False)

        # Execute the cleanup function during test case tear down.
        self.addTearDownHook(cleanup)

        """Test expr + formatters for good interoperability."""
        self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)

        lldbutil.run_break_set_by_file_and_line(
            self, "main.m", self.line, loc_exact=True
        )

        self.runCmd("run", RUN_SUCCEEDED)

        self.runCmd("settings set target.prefer-dynamic-value no-dynamic-values")

        self.expect("expr -O -v -- foo", substrs=["(id) $", " = 0x", "1 = 2", "2 = 3;"])
        self.expect(
            "expr -O -vfull -- foo", substrs=["(id) $", " = 0x", "1 = 2", "2 = 3;"]
        )
        self.expect("expr -O -- foo", matching=False, substrs=["(id) $"])

        self.expect("expr -O -- 22", matching=False, substrs=["(int) $"])
        self.expect("expr -O -- 22", substrs=["22"])

        self.expect("expr -O -vfull -- 22", substrs=["(int) $", " = 22"])

        self.expect("expr -O -v -- 22", substrs=["(int) $", " = 22"])