Source

SCons / test / option / taskmastertrace.py

#!/usr/bin/env python
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"""
Simple tests of the --taskmastertrace= option.
"""

import TestSCons

test = TestSCons.TestSCons()

test.write('SConstruct', """
env = Environment()

# We name the files 'Tfile' so that they will sort after the SConstruct
# file regardless of whether the test is being run on a case-sensitive
# or case-insensitive system.

env.Command('Tfile.out', 'Tfile.mid', Copy('$TARGET', '$SOURCE'))
env.Command('Tfile.mid', 'Tfile.in', Copy('$TARGET', '$SOURCE'))
""")

test.write('Tfile.in', "Tfile.in\n")

expect_stdout = test.wrap_stdout("""\

Taskmaster: Looking for a node to evaluate
Taskmaster:     Considering node <no_state   0   '.'> and its children:
Taskmaster:        <no_state   0   'SConstruct'>
Taskmaster:        <no_state   0   'Tfile.in'>
Taskmaster:        <no_state   0   'Tfile.mid'>
Taskmaster:        <no_state   0   'Tfile.out'>
Taskmaster:      adjusting ref count: <pending    1   '.'>
Taskmaster:      adjusting ref count: <pending    2   '.'>
Taskmaster:      adjusting ref count: <pending    3   '.'>
Taskmaster:      adjusting ref count: <pending    4   '.'>
Taskmaster:     Considering node <no_state   0   'SConstruct'> and its children:
Taskmaster: Evaluating <pending    0   'SConstruct'>

Taskmaster: Looking for a node to evaluate
Taskmaster:     Considering node <no_state   0   'Tfile.in'> and its children:
Taskmaster: Evaluating <pending    0   'Tfile.in'>

Taskmaster: Looking for a node to evaluate
Taskmaster:     Considering node <no_state   0   'Tfile.mid'> and its children:
Taskmaster:        <up_to_date 0   'Tfile.in'>
Taskmaster: Evaluating <pending    0   'Tfile.mid'>
Copy("Tfile.mid", "Tfile.in")

Taskmaster: Looking for a node to evaluate
Taskmaster:     Considering node <no_state   0   'Tfile.out'> and its children:
Taskmaster:        <executed   0   'Tfile.mid'>
Taskmaster: Evaluating <pending    0   'Tfile.out'>
Copy("Tfile.out", "Tfile.mid")

Taskmaster: Looking for a node to evaluate
Taskmaster:     Considering node <pending    0   '.'> and its children:
Taskmaster:        <up_to_date 0   'SConstruct'>
Taskmaster:        <up_to_date 0   'Tfile.in'>
Taskmaster:        <executed   0   'Tfile.mid'>
Taskmaster:        <executed   0   'Tfile.out'>
Taskmaster: Evaluating <pending    0   '.'>

Taskmaster: Looking for a node to evaluate
Taskmaster: No candidate anymore.

""")

test.run(arguments='--taskmastertrace=- .', stdout=expect_stdout)



test.run(arguments='-c .')



expect_stdout = test.wrap_stdout("""\
Copy("Tfile.mid", "Tfile.in")
Copy("Tfile.out", "Tfile.mid")
""")

test.run(arguments='--taskmastertrace=trace.out .', stdout=expect_stdout)

expect_trace = """\

Taskmaster: Looking for a node to evaluate
Taskmaster:     Considering node <no_state   0   '.'> and its children:
Taskmaster:        <no_state   0   'SConstruct'>
Taskmaster:        <no_state   0   'Tfile.in'>
Taskmaster:        <no_state   0   'Tfile.mid'>
Taskmaster:        <no_state   0   'Tfile.out'>
Taskmaster:      adjusting ref count: <pending    1   '.'>
Taskmaster:      adjusting ref count: <pending    2   '.'>
Taskmaster:      adjusting ref count: <pending    3   '.'>
Taskmaster:      adjusting ref count: <pending    4   '.'>
Taskmaster:     Considering node <no_state   0   'SConstruct'> and its children:
Taskmaster: Evaluating <pending    0   'SConstruct'>

Taskmaster: Looking for a node to evaluate
Taskmaster:     Considering node <no_state   0   'Tfile.in'> and its children:
Taskmaster: Evaluating <pending    0   'Tfile.in'>

Taskmaster: Looking for a node to evaluate
Taskmaster:     Considering node <no_state   0   'Tfile.mid'> and its children:
Taskmaster:        <up_to_date 0   'Tfile.in'>
Taskmaster: Evaluating <pending    0   'Tfile.mid'>

Taskmaster: Looking for a node to evaluate
Taskmaster:     Considering node <no_state   0   'Tfile.out'> and its children:
Taskmaster:        <executed   0   'Tfile.mid'>
Taskmaster: Evaluating <pending    0   'Tfile.out'>

Taskmaster: Looking for a node to evaluate
Taskmaster:     Considering node <pending    0   '.'> and its children:
Taskmaster:        <up_to_date 0   'SConstruct'>
Taskmaster:        <up_to_date 0   'Tfile.in'>
Taskmaster:        <executed   0   'Tfile.mid'>
Taskmaster:        <executed   0   'Tfile.out'>
Taskmaster: Evaluating <pending    0   '.'>

Taskmaster: Looking for a node to evaluate
Taskmaster: No candidate anymore.

"""

test.must_match('trace.out', expect_trace)

test.pass_test()
Tip: Filter by directory path e.g. /media app.js to search for public/media/app.js.
Tip: Use camelCasing e.g. ProjME to search for ProjectModifiedEvent.java.
Tip: Filter by extension type e.g. /repo .js to search for all .js files in the /repo directory.
Tip: Separate your search with spaces e.g. /ssh pom.xml to search for src/ssh/pom.xml.
Tip: Use ↑ and ↓ arrow keys to navigate and return to view the file.
Tip: You can also navigate files with Ctrl+j (next) and Ctrl+k (previous) and view the file with Ctrl+o.
Tip: You can also navigate files with Alt+j (next) and Alt+k (previous) and view the file with Alt+o.