scripts/mtest2make.py

   1 #! /usr/bin/env python3
   2
   3 # Create Makefile targets to run tests, from Meson's test introspection data.
   4 #
   5 # Author: Paolo Bonzini <pbonzini@redhat.com>
   6
   7 from collections import defaultdict
   8 import json
   9 import os
  10 import shlex
  11 import sys
  12
  13 class Suite(object):
  14     def __init__(self):
  15         self.tests = list()
  16         self.slow_tests = list()
  17         self.executables = set()
  18
  19 print('''
  20 SPEED = quick
  21
  22 # $1 = test command, $2 = test name
  23 .test-human-tap = $1 < /dev/null | ./scripts/tap-driver.pl --test-name="$2" $(if $(V),,--show-failures-only)
  24 .test-human-exitcode = $1 < /dev/null
  25 .test-tap-tap = $1 < /dev/null | sed "s/^[a-z][a-z]* [0-9]*/& $2/" || true
  26 .test-tap-exitcode = printf "%s\\n" 1..1 "`$1 < /dev/null > /dev/null || echo "not "`ok 1 $2"
  27 .test.print = echo $(if $(V),'$1','Running test $2') >&3
  28 .test.env = MALLOC_PERTURB_=$${MALLOC_PERTURB_:-$$(( $${RANDOM:-0} % 255 + 1))}
  29
  30 # $1 = test name, $2 = test target (human or tap)
  31 .test.run = $(call .test.print,$(.test.cmd.$1),$(.test.name.$1)) && $(call .test-$2-$(.test.driver.$1),$(.test.cmd.$1),$(.test.name.$1))
  32
  33 define .test.human_k
  34         @exec 3>&1; rc=0; $(foreach TEST, $1, $(call .test.run,$(TEST),human) || rc=$$?;) \\
  35               exit $$rc
  36 endef
  37 define .test.human_no_k
  38         $(foreach TEST, $1, @exec 3>&1; $(call .test.run,$(TEST),human)
  39 )
  40 endef
  41 .test.human = \\
  42         $(if $(findstring k, $(MAKEFLAGS)), $(.test.human_k), $(.test.human_no_k))
  43
  44 define .test.tap
  45         @exec 3>&1; { $(foreach TEST, $1, $(call .test.run,$(TEST),tap); ) } \\
  46               | ./scripts/tap-merge.pl | tee "$@" \\
  47               | ./scripts/tap-driver.pl $(if $(V),, --show-failures-only)
  48 endef
  49 ''')
  50
  51 suites = defaultdict(Suite)
  52 i = 0
  53 for test in json.load(sys.stdin):
  54     env = ' '.join(('%s=%s' % (shlex.quote(k), shlex.quote(v))
  55                     for k, v in test['env'].items()))
  56     executable = os.path.relpath(test['cmd'][0])
  57     if test['workdir'] is not None:
  58         test['cmd'][0] = os.path.relpath(test['cmd'][0], test['workdir'])
  59     else:
  60         test['cmd'][0] = executable
  61     cmd = '$(.test.env) %s %s' % (env, ' '.join((shlex.quote(x) for x in test['cmd'])))
  62     if test['workdir'] is not None:
  63         cmd = '(cd %s && %s)' % (shlex.quote(test['workdir']), cmd)
  64     driver = test['protocol'] if 'protocol' in test else 'exitcode'
  65
  66     i += 1
  67     print('.test.name.%d := %s' % (i, test['name']))
  68     print('.test.driver.%d := %s' % (i, driver))
  69     print('.test.cmd.%d := %s' % (i, cmd))
  70
  71     test_suites = test['suite'] or ['default']
  72     is_slow = any(s.endswith('-slow') for s in test_suites)
  73     for s in test_suites:
  74         # The suite name in the introspection info is "PROJECT:SUITE"
  75         s = s.split(':')[1]
  76         if s.endswith('-slow'):
  77             s = s[:-5]
  78         if is_slow:
  79             suites[s].slow_tests.append(i)
  80         else:
  81             suites[s].tests.append(i)
  82         suites[s].executables.add(executable)
  83
  84 print('.PHONY: check check-report.tap')
  85 print('check:')
  86 print('check-report.tap:')
  87 print('\t@cat $^ | scripts/tap-merge.pl >$@')
  88 for name, suite in suites.items():
  89     executables = ' '.join(suite.executables)
  90     slow_test_numbers = ' '.join((str(x) for x in suite.slow_tests))
  91     test_numbers = ' '.join((str(x) for x in suite.tests))
  92     print('.test.suite-quick.%s := %s' % (name, test_numbers))
  93     print('.test.suite-slow.%s := $(.test.suite-quick.%s) %s' % (name, name, slow_test_numbers))
  94     print('check-build: %s' % executables)
  95     print('.PHONY: check-%s' % name)
  96     print('.PHONY: check-report-%s.tap' % name)
  97     print('check: check-%s' % name)
  98     print('check-%s: all %s' % (name, executables))
  99     print('\t$(call .test.human, $(.test.suite-$(SPEED).%s))' % (name, ))
 100     print('check-report.tap: check-report-%s.tap' % name)
 101     print('check-report-%s.tap: %s' % (name, executables))
 102     print('\t$(call .test.tap, $(.test.suite-$(SPEED).%s))' % (name, ))