unittests: Use more subtests

1 files changed, 44 insertions, 34 deletions

diff --git a/unittests/linuxliketests.py b/unittests/linuxliketests.py
index 2b5643620..08eb4b93a 100644
--- a/unittests/linuxliketests.py
+++ b/unittests/linuxliketests.py
@@ -43,7 +43,7 @@ PKG_CONFIG = os.environ.get('PKG_CONFIG', 'pkg-config')
 
 
 from run_tests import (
-    get_fake_env
+    get_fake_env, Backend,
 )
 
 from .baseplatformtests import BasePlatformTests
@@ -1876,47 +1876,57 @@ class LinuxlikeTests(BasePlatformTests):
         self.assertTrue(False, f'Source {src} not found in compdb')
 
     def test_persp_options(self):
+        if self.backend is not Backend.ninja:
+            raise SkipTest(f'{self.backend.name!r} backend can\'t install files')
+
         testdir = os.path.join(self.unit_test_dir, '123 persp options')
-        self.init(testdir, extra_args='-Doptimization=1')
-        compdb = self.get_compdb()
-        mainsrc = 'toplevel.c'
-        sub1src = 'sub1.c'
-        sub2src = 'sub2.c'
-        self.check_has_flag(compdb, mainsrc, '-O1')
-        self.check_has_flag(compdb, sub1src, '-O1')
-        self.check_has_flag(compdb, sub2src, '-O1')
+
+        with self.subTest('init'):
+            self.init(testdir, extra_args='-Doptimization=1')
+            compdb = self.get_compdb()
+            mainsrc = 'toplevel.c'
+            sub1src = 'sub1.c'
+            sub2src = 'sub2.c'
+            self.check_has_flag(compdb, mainsrc, '-O1')
+            self.check_has_flag(compdb, sub1src, '-O1')
+            self.check_has_flag(compdb, sub2src, '-O1')
 
         # Set subproject option to O2
-        self.setconf(['-Dround=2', '-D', 'sub2:optimization=3'])
-        compdb = self.get_compdb()
-        self.check_has_flag(compdb, mainsrc, '-O1')
-        self.check_has_flag(compdb, sub1src, '-O1')
-        self.check_has_flag(compdb, sub2src, '-O3')
+        with self.subTest('set subproject option'):
+            self.setconf(['-Dround=2', '-D', 'sub2:optimization=3'])
+            compdb = self.get_compdb()
+            self.check_has_flag(compdb, mainsrc, '-O1')
+            self.check_has_flag(compdb, sub1src, '-O1')
+            self.check_has_flag(compdb, sub2src, '-O3')
 
         # Change an already set override.
-        self.setconf(['-Dround=3', '-D', 'sub2:optimization=2'])
-        compdb = self.get_compdb()
-        self.check_has_flag(compdb, mainsrc, '-O1')
-        self.check_has_flag(compdb, sub1src, '-O1')
-        self.check_has_flag(compdb, sub2src, '-O2')
+        with self.subTest('change subproject option'):
+            self.setconf(['-Dround=3', '-D', 'sub2:optimization=2'])
+            compdb = self.get_compdb()
+            self.check_has_flag(compdb, mainsrc, '-O1')
+            self.check_has_flag(compdb, sub1src, '-O1')
+            self.check_has_flag(compdb, sub2src, '-O2')
 
         # Set top level option to O3
-        self.setconf(['-Dround=4', '-D:optimization=3'])
-        compdb = self.get_compdb()
-        self.check_has_flag(compdb, mainsrc, '-O3')
-        self.check_has_flag(compdb, sub1src, '-O1')
-        self.check_has_flag(compdb, sub2src, '-O2')
+        with self.subTest('change main project option'):
+            self.setconf(['-Dround=4', '-D:optimization=3'])
+            compdb = self.get_compdb()
+            self.check_has_flag(compdb, mainsrc, '-O3')
+            self.check_has_flag(compdb, sub1src, '-O1')
+            self.check_has_flag(compdb, sub2src, '-O2')
 
         # Unset subproject
-        self.setconf(['-Dround=5', '-U', 'sub2:optimization'])
-        compdb = self.get_compdb()
-        self.check_has_flag(compdb, mainsrc, '-O3')
-        self.check_has_flag(compdb, sub1src, '-O1')
-        self.check_has_flag(compdb, sub2src, '-O1')
+        with self.subTest('unset subproject option'):
+            self.setconf(['-Dround=5', '-U', 'sub2:optimization'])
+            compdb = self.get_compdb()
+            self.check_has_flag(compdb, mainsrc, '-O3')
+            self.check_has_flag(compdb, sub1src, '-O1')
+            self.check_has_flag(compdb, sub2src, '-O1')
 
         # Set global value
-        self.setconf(['-Dround=6', '-D', 'optimization=2'])
-        compdb = self.get_compdb()
-        self.check_has_flag(compdb, mainsrc, '-O3')
-        self.check_has_flag(compdb, sub1src, '-O2')
-        self.check_has_flag(compdb, sub2src, '-O2')
+        with self.subTest('set global option'):
+            self.setconf(['-Dround=6', '-D', 'optimization=2'])
+            compdb = self.get_compdb()
+            self.check_has_flag(compdb, mainsrc, '-O3')
+            self.check_has_flag(compdb, sub1src, '-O2')
+            self.check_has_flag(compdb, sub2src, '-O2')