1 files changed, 226 insertions, 0 deletions

diff --git a/meta/lib/oeqa/selftest/sstate.py b/meta/lib/oeqa/selftest/sstate.py
new file mode 100644
index 0000000000..98c1426791
--- /dev/null
+++ b/meta/lib/oeqa/selftest/sstate.py
@@ -0,0 +1,226 @@
+import datetime
+import unittest
+import os
+import re
+import shutil
+
+import oeqa.utils.ftools as ftools
+from oeqa.selftest.base import oeSelfTest
+from oeqa.utils.commands import runCmd, bitbake, get_bb_var, get_test_layer
+
+class SStateTests(oeSelfTest):
+
+    def setUpLocal(self):
+        self.temp_sstate_location = None
+        self.sstate_path = get_bb_var('SSTATE_DIR')
+        self.distro = get_bb_var('NATIVELSBSTRING')
+        self.distro_specific_sstate = os.path.join(self.sstate_path, self.distro)
+
+    # Creates a special sstate configuration with the option to add sstate mirrors
+    def config_sstate(self, temp_sstate_location=False, add_local_mirrors=[]):
+        self.temp_sstate_location = temp_sstate_location
+
+        if self.temp_sstate_location:
+            temp_sstate_path = os.path.join(self.builddir, "temp_sstate_%s" % datetime.datetime.now().strftime('%Y%m%d%H%M%S'))
+            config_temp_sstate = "SSTATE_DIR = \"%s\"" % temp_sstate_path
+            self.append_config(config_temp_sstate)
+            self.track_for_cleanup(temp_sstate_path)
+        self.sstate_path = get_bb_var('SSTATE_DIR')
+        self.distro = get_bb_var('NATIVELSBSTRING')
+        self.distro_specific_sstate = os.path.join(self.sstate_path, self.distro)
+
+        if add_local_mirrors:
+            config_set_sstate_if_not_set = 'SSTATE_MIRRORS ?= ""'
+            self.append_config(config_set_sstate_if_not_set)
+            for local_mirror in add_local_mirrors:
+                self.assertFalse(os.path.join(local_mirror) == os.path.join(self.sstate_path), msg='Cannot add the current sstate path as a sstate mirror')
+                config_sstate_mirror = "SSTATE_MIRRORS += \"file://.* file:///%s/PATH\"" % local_mirror
+                self.append_config(config_sstate_mirror)
+
+    # Returns a list containing sstate files
+    def search_sstate(self, filename_regex, distro_specific=True, distro_nonspecific=True):
+        result = []
+        for root, dirs, files in os.walk(self.sstate_path):
+            if distro_specific and re.search("%s/[a-z0-9]{2}$" % self.distro, root):
+                for f in files:
+                    if re.search(filename_regex, f):
+                        result.append(f)
+            if distro_nonspecific and re.search("%s/[a-z0-9]{2}$" % self.sstate_path, root):
+                for f in files:
+                    if re.search(filename_regex, f):
+                        result.append(f)
+        return result
+
+
+    # Test sstate files creation and their location
+    def run_test_sstate_creation(self, targets, distro_specific=True, distro_nonspecific=True, temp_sstate_location=True, should_pass=True):
+        self.config_sstate(temp_sstate_location)
+
+        if  self.temp_sstate_location:
+            bitbake(['-cclean'] + targets)
+        else:
+            bitbake(['-ccleansstate'] + targets)
+
+        bitbake(targets)
+        file_tracker = self.search_sstate('|'.join(map(str, targets)), distro_specific, distro_nonspecific)
+        if should_pass:
+            self.assertTrue(file_tracker , msg="Could not find sstate files for: %s" % ', '.join(map(str, targets)))
+        else:
+            self.assertTrue(not file_tracker , msg="Found sstate files in the wrong place for: %s" % ', '.join(map(str, targets)))
+
+    def test_sstate_creation_distro_specific_pass(self):
+        self.run_test_sstate_creation(['binutils-cross', 'binutils-native'], distro_specific=True, distro_nonspecific=False, temp_sstate_location=True)
+
+    def test_sstate_creation_distro_specific_fail(self):
+        self.run_test_sstate_creation(['binutils-cross', 'binutils-native'], distro_specific=False, distro_nonspecific=True, temp_sstate_location=True, should_pass=False)
+
+    def test_sstate_creation_distro_nonspecific_pass(self):
+        self.run_test_sstate_creation(['eglibc-initial'], distro_specific=False, distro_nonspecific=True, temp_sstate_location=True)
+
+    def test_sstate_creation_distro_nonspecific_fail(self):
+        self.run_test_sstate_creation(['eglibc-initial'], distro_specific=True, distro_nonspecific=False, temp_sstate_location=True, should_pass=False)
+
+
+    # Test the sstate files deletion part of the do_cleansstate task
+    def run_test_cleansstate_task(self, targets, distro_specific=True, distro_nonspecific=True, temp_sstate_location=True):
+        self.config_sstate(temp_sstate_location)
+
+        bitbake(['-ccleansstate'] + targets)
+
+        bitbake(targets)
+        file_tracker_1 = self.search_sstate('|'.join(map(str, targets)), distro_specific, distro_nonspecific)
+        self.assertTrue(file_tracker_1, msg="Could not find sstate files for: %s" % ', '.join(map(str, targets)))
+
+        bitbake(['-ccleansstate'] + targets)
+        file_tracker_2 = self.search_sstate('|'.join(map(str, targets)), distro_specific, distro_nonspecific)
+        self.assertTrue(not file_tracker_2)
+
+    def test_cleansstate_task_distro_specific_nonspecific(self):
+        self.run_test_cleansstate_task(['binutils-cross', 'binutils-native', 'eglibc-initial'], distro_specific=True, distro_nonspecific=True, temp_sstate_location=True)
+
+    def test_cleansstate_task_distro_nonspecific(self):
+        self.run_test_cleansstate_task(['eglibc-initial'], distro_specific=False, distro_nonspecific=True, temp_sstate_location=True)
+
+    def test_cleansstate_task_distro_specific(self):
+        self.run_test_cleansstate_task(['binutils-cross', 'binutils-native', 'eglibc-initial'], distro_specific=True, distro_nonspecific=False, temp_sstate_location=True)
+
+
+    # Test rebuilding of distro-specific sstate files
+    def run_test_rebuild_distro_specific_sstate(self, targets, temp_sstate_location=True):
+        self.config_sstate(temp_sstate_location)
+
+        bitbake(['-ccleansstate'] + targets)
+
+        bitbake(targets)
+        self.assertTrue(self.search_sstate('|'.join(map(str, targets)), distro_specific=False, distro_nonspecific=True) == [], msg="Found distro non-specific sstate for: %s" % ', '.join(map(str, targets)))
+        file_tracker_1 = self.search_sstate('|'.join(map(str, targets)), distro_specific=True, distro_nonspecific=False)
+        self.assertTrue(len(file_tracker_1) > len(targets), msg = "Not all sstate files ware created for: %s" % ', '.join(map(str, targets)))
+
+        self.track_for_cleanup(self.distro_specific_sstate + "_old")
+        shutil.copytree(self.distro_specific_sstate, self.distro_specific_sstate + "_old")
+        shutil.rmtree(self.distro_specific_sstate)
+
+        bitbake(['-cclean'] + targets)
+        bitbake(targets)
+        file_tracker_2 = self.search_sstate('|'.join(map(str, targets)), distro_specific=True, distro_nonspecific=False)
+        self.assertTrue(len(file_tracker_2) > len(targets), msg = "Not all sstate files ware created for: %s" % ', '.join(map(str, targets)))
+
+        not_recreated = [x for x in file_tracker_1 if x not in file_tracker_2]
+        self.assertTrue(not_recreated == [], msg="The following sstate files ware not recreated: %s" % ', '.join(map(str, not_recreated)))
+
+        created_once = [x for x in file_tracker_2 if x not in file_tracker_1]
+        self.assertTrue(created_once == [], msg="The following sstate files ware created only in the second run: %s" % ', '.join(map(str, created_once)))
+
+    def test_rebuild_distro_specific_sstate_cross_native_targets(self):
+        self.run_test_rebuild_distro_specific_sstate(['binutils-cross', 'binutils-native'], temp_sstate_location=True)
+
+    def test_rebuild_distro_specific_sstate_cross_target(self):
+        self.run_test_rebuild_distro_specific_sstate(['binutils-cross'], temp_sstate_location=True)
+
+    def test_rebuild_distro_specific_sstate_native_target(self):
+        self.run_test_rebuild_distro_specific_sstate(['binutils-native'], temp_sstate_location=True)
+
+
+    # Test the sstate-cache-management script. Each element in the global_config list is used with the corresponding element in the target_config list
+    def run_test_sstate_cache_management_script(self, target, global_config=[''], target_config=['']):
+        self.assertTrue(global_config)
+        self.assertTrue(target_config)
+        self.assertTrue(len(global_config) == len(target_config), msg='Lists global_config and target_config should have the same number of elements')
+        self.config_sstate(temp_sstate_location=True, add_local_mirrors=[self.sstate_path])
+
+        # If buildhistory is enabled, we need to disable version-going-backwards QA checks for this test. It may report errors otherwise.
+        if ('buildhistory' in get_bb_var('USER_CLASSES')) or ('buildhistory' in get_bb_var('INHERIT')):
+            remove_errors_config = 'ERROR_QA_remove = "version-going-backwards"'
+            self.append_config(remove_errors_config)
+
+        # For not this only checks if random sstate tasks are handled correctly as a group.
+        # In the future we should add control over what tasks we check for.
+
+        expected_remaining_sstate = []
+        for idx in range(len(target_config)):
+            self.append_config(global_config[idx])
+            self.append_recipeinc(target, target_config[idx])
+            if target_config[idx] == target_config[-1]:
+                target_sstate_before_build = self.search_sstate(target)
+            bitbake("-cclean %s" % target)
+            result = bitbake(target, ignore_status=True)
+            if target_config[idx] == target_config[-1]:
+                target_sstate_after_build = self.search_sstate(target)
+                expected_remaining_sstate += [x for x in target_sstate_after_build if x not in target_sstate_before_build]
+            self.remove_config(global_config[idx])
+            self.remove_recipeinc(target, target_config[idx])
+            self.assertEqual(result.status, 0)
+
+        runCmd("sstate-cache-management.sh -y --cache-dir=%s --remove-duplicated" % self.sstate_path)
+        actual_remaining_sstate = self.search_sstate(target)
+
+        actual_not_expected = [x for x in actual_remaining_sstate if x not in expected_remaining_sstate]
+        self.assertFalse(actual_not_expected, msg="Files should have been removed but ware not: %s" % ', '.join(map(str, actual_not_expected)))
+        expected_not_actual = [x for x in expected_remaining_sstate if x not in actual_remaining_sstate]
+        self.assertFalse(expected_not_actual, msg="Extra files ware removed: %s" ', '.join(map(str, expected_not_actual)))
+
+
+    def test_sstate_cache_management_script_using_pr_1(self):
+        global_config = []
+        target_config = []
+        global_config.append('')
+        target_config.append('PR = "0"')
+        self.run_test_sstate_cache_management_script('m4', global_config,  target_config)
+
+    def test_sstate_cache_management_script_using_pr_2(self):
+        global_config = []
+        target_config = []
+        global_config.append('')
+        target_config.append('PR = "0"')
+        global_config.append('')
+        target_config.append('PR = "1"')
+        self.run_test_sstate_cache_management_script('m4', global_config,  target_config)
+
+    def test_sstate_cache_management_script_using_pr_3(self):
+        global_config = []
+        target_config = []
+        global_config.append('MACHINE = "qemux86-64"')
+        target_config.append('PR = "0"')
+        global_config.append(global_config[0])
+        target_config.append('PR = "1"')
+        global_config.append('MACHINE = "qemux86"')
+        target_config.append('PR = "1"')
+        self.run_test_sstate_cache_management_script('m4', global_config,  target_config)
+
+    def test_sstate_cache_management_script_using_machine(self):
+        global_config = []
+        target_config = []
+        global_config.append('MACHINE = "qemux86-64"')
+        target_config.append('')
+        global_config.append('MACHINE = "qemux86"')
+        target_config.append('')
+        self.run_test_sstate_cache_management_script('m4', global_config,  target_config)
+
+
+
+
+
+
+
+
+