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| -rw-r--r-- | meta/lib/oeqa/selftest/cases/kerneldevelopment.py | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/meta/lib/oeqa/selftest/cases/kerneldevelopment.py b/meta/lib/oeqa/selftest/cases/kerneldevelopment.py new file mode 100644 index 00000000000..a9b942cf8f9 --- /dev/null +++ b/meta/lib/oeqa/selftest/cases/kerneldevelopment.py @@ -0,0 +1,81 @@ +import os +from oeqa.selftest.case import OESelftestTestCase +from oeqa.utils.commands import bitbake, runCmd +from oeqa.utils.git import GitRepo, GitError + +class KernelDev(OESelftestTestCase): + @classmethod + def setUpClass(cls): + super(KernelDev, cls).setUpClass() + custom_machine = 'qemux86-64' + cls.machine_conf = 'MACHINE = "%s"\n' %custom_machine + cls.set_machine_config(cls, cls.machine_conf) + cls.image = 'core-image-minimal' + bitbake(cls.image) + builddir = os.environ['BUILDDIR'] + cls.poky_path = os.path.dirname(builddir) + base_path = os.path.dirname(cls.poky_path) + #Get and take note of the linux-yocto kernel version (the first and two numbers , for example: 5 and 5.0) + result = runCmd('bitbake virtual/kernel -e | grep LINUX_VERSION= > kernel_version') + with open ('kernel_version', 'r') as file: + for line in file: + linux_yocto_kernel_version = line.strip() + linux_yocto_kernel_version = linux_yocto_kernel_version.split("\"")[1] + cls.linux_yocto_kernel_version = linux_yocto_kernel_version.split(".")[0] + "." + linux_yocto_kernel_version.split(".")[1] + cls.linuxyoctokernelversion = cls.linux_yocto_kernel_version.split(".")[0] + #Create the recipe directory structure inside the created layer + cls.layername = 'meta-kerneltest' + result = runCmd('bitbake-layers create-layer %s' %cls.layername, cwd=cls.poky_path) + cls.layerpath = os.path.join(cls.poky_path, cls.layername) + result =runCmd('mkdir -p %s/recipes-kernel/linux/linux-yocto/' %cls.layername, cwd=cls.poky_path) + result =runCmd('mkdir -p %s/recipes-kernel/linux/linux-yocto-custom/' %cls.layername, cwd=cls.poky_path) + result =runCmd('touch %s/recipes-kernel/linux/linux-yocto_%s%%.bbappend' %(cls.layername ,cls.linuxyoctokernelversion), cwd=cls.poky_path) + src = os.path.join(cls.poky_path, 'meta/recipes-kernel/linux/linux-yocto_%s.bb' %cls.linux_yocto_kernel_version) + dest = os.path.join(cls.poky_path, '%s/recipes-kernel/linux/linux-yocto-custom_%s.bb' %(cls.layername, cls.linux_yocto_kernel_version)) + result = runCmd('cp %s %s' %(src, dest)) + result = runCmd('bitbake-layers add-layer ../%s' %cls.layername, cwd=builddir) + + @classmethod + def tearDownClass(cls): + runCmd('bitbake-layers remove-layer %s' %cls.layername, ignore_status=True) + runCmd('rm -rf %s' %cls.layerpath) + super(KernelDev, cls).tearDownClass() + + def setUp(self): + super(KernelDev, self).setUp() + self.set_machine_config(self.machine_conf) + + def test_apply_patches(self): + """ + Summary: Able to apply a single patch to the Linux kernel source + Expected: The README file should exist and the patch changes should be displayed at the end of the file. + Product: Kernel Development + Author: Yeoh Ee Peng <ee.peng.yeoh@intel.com> + AutomatedBy: Mazliana Mohamad <mazliana.mohamad@intel.com> + """ + result = runCmd('echo This is a test to apply a patch to the kernel. >> tmp/work-shared/qemux86-64/kernel-source/README') + #This test step adds modified file 'README' to git and creates a patch file '0001-KERNEL-DEV-TEST-CASE.patch' at the same location as file + repo = GitRepo('tmp/work-shared/qemux86-64/kernel-source', is_topdir=True) + git_work_tree = os.path.abspath('tmp/work-shared/qemux86-64/kernel-source/README') + repo.run_cmd('add %s' %(git_work_tree)) + commit_message = 'KERNEL DEV TEST CASE' + git_commit = ['commit', '-m', commit_message] + repo.run_cmd(git_commit) + git_patch = ['format-patch', '-1'] + repo.run_cmd(git_patch) + patch_file = os.path.join(self.builddir, 'tmp/work-shared/qemux86-64/kernel-source/0001-KERNEL-DEV-TEST-CASE.patch') + linux_yocto_path = os.path.join(self.poky_path,'%s/recipes-kernel/linux/linux-yocto/' %self.layername) + result = runCmd('mv %s %s' %(patch_file, linux_yocto_path), cwd=self.builddir) + self.assertFalse(os.path.exists(patch_file)) + recipe_append = os.path.join(self.poky_path,'%s/recipes-kernel/linux/linux-yocto_%s%%.bbappend' %(self.layername,self.linuxyoctokernelversion)) + with open (recipe_append, 'w') as file: + file.write('SRC_URI += \'file://0001-KERNEL-DEV-TEST-CASE.patch\'' + '\n') + file.write('FILESEXTRAPATHS_prepend := \'${THISDIR}/${PN}:\'') + readme_file = self.builddir + '/tmp/work-shared/qemux86-64/kernel-source/README' + result = runCmd('rm %s ' %readme_file) + self.assertFalse(os.path.exists(readme_file)) + result = runCmd('bitbake virtual/kernel -c cleansstate') + result = runCmd('bitbake virtual/kernel -c patch') + self.assertTrue(os.path.exists(readme_file)) + result = runCmd('tail -n 1 %s ' %readme_file) + self.assertEqual(result.output, 'This is a test to apply a patch to the kernel.')
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