path: root/meta/lib/oeqa/selftest/devtool.py

import unittest
import os
import logging
import re
import shutil
import tempfile
import glob

import oeqa.utils.ftools as ftools
from oeqa.selftest.base import oeSelfTest
from oeqa.utils.commands import runCmd, bitbake, get_bb_var, create_temp_layer, runqemu
from oeqa.utils.decorators import testcase

class DevtoolBase(oeSelfTest):

    def _test_recipe_contents(self, recipefile, checkvars, checkinherits):
        with open(recipefile, 'r') as f:
            invar = None
            invalue = None
            for line in f:
                var = None
                if invar:
                    value = line.strip().strip('"')
                    if value.endswith('\\'):
                        invalue += ' ' + value[:-1].strip()
                        continue
                    else:
                        invalue += ' ' + value.strip()
                        var = invar
                        value = invalue
                        invar = None
                elif '=' in line:
                    splitline = line.split('=', 1)
                    var = splitline[0].rstrip()
                    value = splitline[1].strip().strip('"')
                    if value.endswith('\\'):
                        invalue = value[:-1].strip()
                        invar = var
                        continue
                elif line.startswith('inherit '):
                    inherits = line.split()[1:]

                if var and var in checkvars:
                    needvalue = checkvars.pop(var)
                    if needvalue is None:
                        self.fail('Variable %s should not appear in recipe')
                    if isinstance(needvalue, set):
                        value = set(value.split())
                    self.assertEqual(value, needvalue, 'values for %s do not match' % var)


        missingvars = {}
        for var, value in checkvars.iteritems():
            if value is not None:
                missingvars[var] = value
        self.assertEqual(missingvars, {}, 'Some expected variables not found in recipe: %s' % checkvars)

        for inherit in checkinherits:
            self.assertIn(inherit, inherits, 'Missing inherit of %s' % inherit)

    def _check_bbappend(self, testrecipe, recipefile, appenddir):
        result = runCmd('bitbake-layers show-appends', cwd=self.builddir)
        resultlines = result.output.splitlines()
        inrecipe = False
        bbappends = []
        bbappendfile = None
        for line in resultlines:
            if inrecipe:
                if line.startswith(' '):
                    bbappends.append(line.strip())
                else:
                    break
            elif line == '%s:' % os.path.basename(recipefile):
                inrecipe = True
        self.assertLessEqual(len(bbappends), 2, '%s recipe is being bbappended by another layer - bbappends found:\n  %s' % (testrecipe, '\n  '.join(bbappends)))
        for bbappend in bbappends:
            if bbappend.startswith(appenddir):
                bbappendfile = bbappend
                break
        else:
            self.fail('bbappend for recipe %s does not seem to be created in test layer' % testrecipe)
        return bbappendfile

    def _create_temp_layer(self, templayerdir, addlayer, templayername, priority=999, recipepathspec='recipes-*/*'):
        create_temp_layer(templayerdir, templayername, priority, recipepathspec)
        if addlayer:
            self.add_command_to_tearDown('bitbake-layers remove-layer %s || true' % templayerdir)
            result = runCmd('bitbake-layers add-layer %s' % templayerdir, cwd=self.builddir)

    def _process_ls_output(self, output):
        """
        Convert ls -l output to a format we can reasonably compare from one context
        to another (e.g. from host to target)
        """
        filelist = []
        for line in output.splitlines():
            splitline = line.split()
            if len(splitline) < 8:
                self.fail('_process_ls_output: invalid output line: %s' % line)
            # Remove trailing . on perms
            splitline[0] = splitline[0].rstrip('.')
            # Remove leading . on paths
            splitline[-1] = splitline[-1].lstrip('.')
            # Drop fields we don't want to compare
            del splitline[7]
            del splitline[6]
            del splitline[5]
            del splitline[4]
            del splitline[1]
            filelist.append(' '.join(splitline))
        return filelist


class DevtoolTests(DevtoolBase):

    def setUp(self):
        """Test case setup function"""
        super(DevtoolTests, self).setUp()
        self.workspacedir = os.path.join(self.builddir, 'workspace')
        self.assertTrue(not os.path.exists(self.workspacedir),
                        'This test cannot be run with a workspace directory '
                        'under the build directory')

    def _check_src_repo(self, repo_dir):
        """Check srctree git repository"""
        self.assertTrue(os.path.isdir(os.path.join(repo_dir, '.git')),
                        'git repository for external source tree not found')
        result = runCmd('git status --porcelain', cwd=repo_dir)
        self.assertEqual(result.output.strip(), "",
                         'Created git repo is not clean')
        result = runCmd('git symbolic-ref HEAD', cwd=repo_dir