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"""
Check that vector types format properly
"""
from __future__ import print_function
import os, time
import lldb
from lldbsuite.test.lldbtest import *
import lldbsuite.test.lldbutil as lldbutil
class VectorTypesFormattingTestCase(TestBase):
mydir = TestBase.compute_mydir(__file__)
def setUp(self):
# Call super's setUp().
TestBase.setUp(self)
# Find the line number to break at.
self.line = line_number('main.cpp', '// break here')
# rdar://problem/14035604
@skipIf(compiler='gcc') # gcc don't have ext_vector_type extension
def test_with_run_command(self):
"""Check that vector types format properly"""
self.build()
self.runCmd("file a.out", CURRENT_EXECUTABLE_SET)
lldbutil.run_break_set_by_file_and_line (self, "main.cpp", self.line, num_expected_locations=1, loc_exact=True)
self.runCmd("run", RUN_SUCCEEDED)
# The stop reason of the thread should be breakpoint.
self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
substrs = ['stopped',
'stop reason = breakpoint'])
# This is the function to remove the custom formats in order to have a
# clean slate for the next test case.
def cleanup():
pass
# Execute the cleanup function during test case tear down.
self.addTearDownHook(cleanup)
pass # my code never fails
v = self.frame().FindVariable("v")
v.SetPreferSyntheticValue(True)
v.SetFormat(lldb.eFormatVectorOfFloat32)
if self.TraceOn(): print(v)
self.assertTrue(v.GetNumChildren() == 4, "v as float32[] has 4 children")
self.assertTrue(v.GetChildAtIndex(0).GetData().float[0] == 1.25, "child 0 == 1.25")
self.assertTrue(v.GetChildAtIndex(1).GetData().float[0] == 1.25, "child 1 == 1.25")
self.assertTrue(v.GetChildAtIndex(2).GetData().float[0] == 2.50, "child 2 == 2.50")
self.assertTrue(v.GetChildAtIndex(3).GetData().float[0] == 2.50, "child 3 == 2.50")
self.expect("expr -f int16_t[] -- v", substrs=['(0, 16288, 0, 16288, 0, 16416, 0, 16416)'])
self.expect("expr -f uint128_t[] -- v", substrs=['(85236745249553456609335044694184296448)'])
self.expect("expr -f float32[] -- v", substrs=['(1.25, 1.25, 2.5, 2.5)'])
oldValue = v.GetChildAtIndex(0).GetValue()
v.SetFormat(lldb.eFormatHex)
newValue = v.GetChildAtIndex(0).GetValue()
self.assertFalse(oldValue == newValue, "values did not change along with format")
v.SetFormat(lldb.eFormatVectorOfFloat32)
oldValueAgain = v.GetChildAtIndex(0).GetValue()
self.assertTrue(oldValue == oldValueAgain, "same format but different values")
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