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authorMasahiro Yamada <yamada.masahiro@socionext.com>2018-03-13 18:12:11 +0900
committerMasahiro Yamada <yamada.masahiro@socionext.com>2018-03-26 02:04:04 +0900
commit29c434f367ea7b95bea7057105507c05abdc1297 (patch)
tree57cf6f5f092d4bd30c3692b6ea714037b6c09674 /scripts
parent3e4888c2e3d77d70edb905364cd70059a52a1343 (diff)
downloadlinux-stericsson-29c434f367ea7b95bea7057105507c05abdc1297.tar.gz
kconfig: tests: test if recursive dependencies are detected
Recursive dependency should be detected and warned. Test this. This indirectly tests the line number increments. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Reviewed-by: Ulf Magnusson <ulfalizer@gmail.com>
Diffstat (limited to 'scripts')
-rw-r--r--scripts/kconfig/tests/warn_recursive_dep/Kconfig62
-rw-r--r--scripts/kconfig/tests/warn_recursive_dep/__init__.py9
-rw-r--r--scripts/kconfig/tests/warn_recursive_dep/expected_stderr30
3 files changed, 101 insertions, 0 deletions
diff --git a/scripts/kconfig/tests/warn_recursive_dep/Kconfig b/scripts/kconfig/tests/warn_recursive_dep/Kconfig
new file mode 100644
index 000000000000..a65bfcb7137e
--- /dev/null
+++ b/scripts/kconfig/tests/warn_recursive_dep/Kconfig
@@ -0,0 +1,62 @@
+# depends on itself
+
+config A
+ bool "A"
+ depends on A
+
+# select itself
+
+config B
+ bool
+ select B
+
+# depends on each other
+
+config C1
+ bool "C1"
+ depends on C2
+
+config C2
+ bool "C2"
+ depends on C1
+
+# depends on and select
+
+config D1
+ bool "D1"
+ depends on D2
+ select D2
+
+config D2
+ bool
+
+# depends on and imply
+# This is not recursive dependency
+
+config E1
+ bool "E1"
+ depends on E2
+ imply E2
+
+config E2
+ bool "E2"
+
+# property
+
+config F1
+ bool "F1"
+ default F2
+
+config F2
+ bool "F2"
+ depends on F1
+
+# menu
+
+menu "menu depending on its content"
+ depends on G
+
+config G
+ bool "G"
+
+endmenu
diff --git a/scripts/kconfig/tests/warn_recursive_dep/__init__.py b/scripts/kconfig/tests/warn_recursive_dep/__init__.py
new file mode 100644
index 000000000000..adb21951ba41
--- /dev/null
+++ b/scripts/kconfig/tests/warn_recursive_dep/__init__.py
@@ -0,0 +1,9 @@
+"""
+Warn recursive inclusion.
+
+Recursive dependency should be warned.
+"""
+
+def test(conf):
+ assert conf.oldaskconfig() == 0
+ assert conf.stderr_contains('expected_stderr')
diff --git a/scripts/kconfig/tests/warn_recursive_dep/expected_stderr b/scripts/kconfig/tests/warn_recursive_dep/expected_stderr
new file mode 100644
index 000000000000..3de807dd9cb2
--- /dev/null
+++ b/scripts/kconfig/tests/warn_recursive_dep/expected_stderr
@@ -0,0 +1,30 @@
+Kconfig:9:error: recursive dependency detected!
+Kconfig:9: symbol B is selected by B
+For a resolution refer to Documentation/kbuild/kconfig-language.txt
+subsection "Kconfig recursive dependency limitations"
+
+Kconfig:3:error: recursive dependency detected!
+Kconfig:3: symbol A depends on A
+For a resolution refer to Documentation/kbuild/kconfig-language.txt
+subsection "Kconfig recursive dependency limitations"
+
+Kconfig:15:error: recursive dependency detected!
+Kconfig:15: symbol C1 depends on C2
+Kconfig:19: symbol C2 depends on C1
+For a resolution refer to Documentation/kbuild/kconfig-language.txt
+subsection "Kconfig recursive dependency limitations"
+
+Kconfig:30:error: recursive dependency detected!
+Kconfig:30: symbol D2 is selected by D1
+Kconfig:25: symbol D1 depends on D2
+For a resolution refer to Documentation/kbuild/kconfig-language.txt
+subsection "Kconfig recursive dependency limitations"
+
+Kconfig:59:error: recursive dependency detected!
+Kconfig:59: symbol G depends on G
+For a resolution refer to Documentation/kbuild/kconfig-language.txt
+subsection "Kconfig recursive dependency limitations"
+
+Kconfig:50:error: recursive dependency detected!
+Kconfig:50: symbol F2 depends on F1
+Kconfig:48: symbol F1 default value contains F2