summaryrefslogtreecommitdiff
path: root/scripts/kconfig/tests
diff options
context:
space:
mode:
Diffstat (limited to 'scripts/kconfig/tests')
-rw-r--r--scripts/kconfig/tests/choice/Kconfig43
-rw-r--r--scripts/kconfig/tests/choice/__init__.py12
-rw-r--r--scripts/kconfig/tests/choice/alldef_expected_config3
-rw-r--r--scripts/kconfig/tests/choice/allmod_expected_config7
-rw-r--r--scripts/kconfig/tests/choice/allno_expected_config3
-rw-r--r--scripts/kconfig/tests/choice/allyes_expected_config7
-rw-r--r--scripts/kconfig/tests/choice/oldask0_expected_stdout6
-rw-r--r--scripts/kconfig/tests/choice/oldask1_config2
-rw-r--r--scripts/kconfig/tests/choice/oldask1_expected_stdout15
-rw-r--r--scripts/kconfig/tests/choice_randomize/Kconfig22
-rw-r--r--scripts/kconfig/tests/choice_randomize/__init__.py34
-rw-r--r--scripts/kconfig/tests/choice_randomize/expected_config06
-rw-r--r--scripts/kconfig/tests/choice_randomize/expected_config18
-rw-r--r--scripts/kconfig/tests/choice_randomize/expected_config28
-rw-r--r--scripts/kconfig/tests/choice_randomize2/Kconfig32
-rw-r--r--scripts/kconfig/tests/choice_randomize2/__init__.py18
-rw-r--r--scripts/kconfig/tests/choice_randomize2/expected_config08
-rw-r--r--scripts/kconfig/tests/choice_randomize2/expected_config17
-rw-r--r--scripts/kconfig/tests/choice_randomize2/expected_config26
-rw-r--r--scripts/kconfig/tests/choice_value_with_m_dep/Kconfig21
-rw-r--r--scripts/kconfig/tests/choice_value_with_m_dep/__init__.py16
-rw-r--r--scripts/kconfig/tests/choice_value_with_m_dep/config2
-rw-r--r--scripts/kconfig/tests/choice_value_with_m_dep/expected_config3
-rw-r--r--scripts/kconfig/tests/choice_value_with_m_dep/expected_stdout4
-rw-r--r--scripts/kconfig/tests/conftest.py33
-rw-r--r--scripts/kconfig/tests/err_recursive_dep/expected_stderr36
-rw-r--r--scripts/kconfig/tests/err_transitional/Kconfig52
-rw-r--r--scripts/kconfig/tests/err_transitional/__init__.py14
-rw-r--r--scripts/kconfig/tests/err_transitional/expected_stderr7
-rw-r--r--scripts/kconfig/tests/inter_choice/Kconfig25
-rw-r--r--scripts/kconfig/tests/inter_choice/__init__.py15
-rw-r--r--scripts/kconfig/tests/inter_choice/defconfig1
-rw-r--r--scripts/kconfig/tests/inter_choice/expected_config4
-rw-r--r--scripts/kconfig/tests/transitional/Kconfig132
-rw-r--r--scripts/kconfig/tests/transitional/__init__.py25
-rw-r--r--scripts/kconfig/tests/transitional/expected_config15
-rw-r--r--scripts/kconfig/tests/transitional/expected_stdout1
-rw-r--r--scripts/kconfig/tests/transitional/initial_config20
38 files changed, 459 insertions, 214 deletions
diff --git a/scripts/kconfig/tests/choice/Kconfig b/scripts/kconfig/tests/choice/Kconfig
index 0930eb65e932..cd252579a623 100644
--- a/scripts/kconfig/tests/choice/Kconfig
+++ b/scripts/kconfig/tests/choice/Kconfig
@@ -1,10 +1,5 @@
# SPDX-License-Identifier: GPL-2.0
-config MODULES
- bool "Enable loadable module support"
- modules
- default y
-
choice
prompt "boolean choice"
default BOOL_CHOICE1
@@ -16,41 +11,3 @@ config BOOL_CHOICE1
bool "choice 1"
endchoice
-
-choice
- prompt "optional boolean choice"
- optional
- default OPT_BOOL_CHOICE1
-
-config OPT_BOOL_CHOICE0
- bool "choice 0"
-
-config OPT_BOOL_CHOICE1
- bool "choice 1"
-
-endchoice
-
-choice
- prompt "tristate choice"
- default TRI_CHOICE1
-
-config TRI_CHOICE0
- tristate "choice 0"
-
-config TRI_CHOICE1
- tristate "choice 1"
-
-endchoice
-
-choice
- prompt "optional tristate choice"
- optional
- default OPT_TRI_CHOICE1
-
-config OPT_TRI_CHOICE0
- tristate "choice 0"
-
-config OPT_TRI_CHOICE1
- tristate "choice 1"
-
-endchoice
diff --git a/scripts/kconfig/tests/choice/__init__.py b/scripts/kconfig/tests/choice/__init__.py
index 4318fce05912..0fc7bf9b5c78 100644
--- a/scripts/kconfig/tests/choice/__init__.py
+++ b/scripts/kconfig/tests/choice/__init__.py
@@ -1,13 +1,6 @@
# SPDX-License-Identifier: GPL-2.0
"""
Basic choice tests.
-
-The handling of 'choice' is a bit complicated part in Kconfig.
-
-The behavior of 'y' choice is intuitive. If choice values are tristate,
-the choice can be 'm' where each value can be enabled independently.
-Also, if a choice is marked as 'optional', the whole choice can be
-invisible.
"""
@@ -16,11 +9,6 @@ def test_oldask0(conf):
assert conf.stdout_contains('oldask0_expected_stdout')
-def test_oldask1(conf):
- assert conf.oldaskconfig('oldask1_config') == 0
- assert conf.stdout_contains('oldask1_expected_stdout')
-
-
def test_allyes(conf):
assert conf.allyesconfig() == 0
assert conf.config_contains('allyes_expected_config')
diff --git a/scripts/kconfig/tests/choice/alldef_expected_config b/scripts/kconfig/tests/choice/alldef_expected_config
index 7a754bf4be94..b359a2e6493e 100644
--- a/scripts/kconfig/tests/choice/alldef_expected_config
+++ b/scripts/kconfig/tests/choice/alldef_expected_config
@@ -1,5 +1,2 @@
-CONFIG_MODULES=y
# CONFIG_BOOL_CHOICE0 is not set
CONFIG_BOOL_CHOICE1=y
-# CONFIG_TRI_CHOICE0 is not set
-# CONFIG_TRI_CHOICE1 is not set
diff --git a/scripts/kconfig/tests/choice/allmod_expected_config b/scripts/kconfig/tests/choice/allmod_expected_config
index f1f5dcdb7923..b359a2e6493e 100644
--- a/scripts/kconfig/tests/choice/allmod_expected_config
+++ b/scripts/kconfig/tests/choice/allmod_expected_config
@@ -1,9 +1,2 @@
-CONFIG_MODULES=y
# CONFIG_BOOL_CHOICE0 is not set
CONFIG_BOOL_CHOICE1=y
-# CONFIG_OPT_BOOL_CHOICE0 is not set
-CONFIG_OPT_BOOL_CHOICE1=y
-CONFIG_TRI_CHOICE0=m
-CONFIG_TRI_CHOICE1=m
-CONFIG_OPT_TRI_CHOICE0=m
-CONFIG_OPT_TRI_CHOICE1=m
diff --git a/scripts/kconfig/tests/choice/allno_expected_config b/scripts/kconfig/tests/choice/allno_expected_config
index b88ee7a43136..b359a2e6493e 100644
--- a/scripts/kconfig/tests/choice/allno_expected_config
+++ b/scripts/kconfig/tests/choice/allno_expected_config
@@ -1,5 +1,2 @@
-# CONFIG_MODULES is not set
# CONFIG_BOOL_CHOICE0 is not set
CONFIG_BOOL_CHOICE1=y
-# CONFIG_TRI_CHOICE0 is not set
-CONFIG_TRI_CHOICE1=y
diff --git a/scripts/kconfig/tests/choice/allyes_expected_config b/scripts/kconfig/tests/choice/allyes_expected_config
index e5a062a1157c..b359a2e6493e 100644
--- a/scripts/kconfig/tests/choice/allyes_expected_config
+++ b/scripts/kconfig/tests/choice/allyes_expected_config
@@ -1,9 +1,2 @@
-CONFIG_MODULES=y
# CONFIG_BOOL_CHOICE0 is not set
CONFIG_BOOL_CHOICE1=y
-# CONFIG_OPT_BOOL_CHOICE0 is not set
-CONFIG_OPT_BOOL_CHOICE1=y
-# CONFIG_TRI_CHOICE0 is not set
-CONFIG_TRI_CHOICE1=y
-# CONFIG_OPT_TRI_CHOICE0 is not set
-CONFIG_OPT_TRI_CHOICE1=y
diff --git a/scripts/kconfig/tests/choice/oldask0_expected_stdout b/scripts/kconfig/tests/choice/oldask0_expected_stdout
index b251bba9698b..80ec34c61ebc 100644
--- a/scripts/kconfig/tests/choice/oldask0_expected_stdout
+++ b/scripts/kconfig/tests/choice/oldask0_expected_stdout
@@ -1,10 +1,4 @@
-Enable loadable module support (MODULES) [Y/n/?] (NEW)
boolean choice
1. choice 0 (BOOL_CHOICE0) (NEW)
> 2. choice 1 (BOOL_CHOICE1) (NEW)
choice[1-2?]:
-optional boolean choice [N/y/?] (NEW)
-tristate choice [M/y/?] (NEW)
- choice 0 (TRI_CHOICE0) [N/m/?] (NEW)
- choice 1 (TRI_CHOICE1) [N/m/?] (NEW)
-optional tristate choice [N/m/y/?] (NEW)
diff --git a/scripts/kconfig/tests/choice/oldask1_config b/scripts/kconfig/tests/choice/oldask1_config
deleted file mode 100644
index b67bfe3c641f..000000000000
--- a/scripts/kconfig/tests/choice/oldask1_config
+++ /dev/null
@@ -1,2 +0,0 @@
-# CONFIG_MODULES is not set
-CONFIG_OPT_BOOL_CHOICE0=y
diff --git a/scripts/kconfig/tests/choice/oldask1_expected_stdout b/scripts/kconfig/tests/choice/oldask1_expected_stdout
deleted file mode 100644
index c2125e9bf96a..000000000000
--- a/scripts/kconfig/tests/choice/oldask1_expected_stdout
+++ /dev/null
@@ -1,15 +0,0 @@
-Enable loadable module support (MODULES) [N/y/?]
-boolean choice
- 1. choice 0 (BOOL_CHOICE0) (NEW)
-> 2. choice 1 (BOOL_CHOICE1) (NEW)
-choice[1-2?]:
-optional boolean choice [Y/n/?] (NEW)
-optional boolean choice
-> 1. choice 0 (OPT_BOOL_CHOICE0)
- 2. choice 1 (OPT_BOOL_CHOICE1) (NEW)
-choice[1-2?]:
-tristate choice
- 1. choice 0 (TRI_CHOICE0) (NEW)
-> 2. choice 1 (TRI_CHOICE1) (NEW)
-choice[1-2?]:
-optional tristate choice [N/y/?]
diff --git a/scripts/kconfig/tests/choice_randomize/Kconfig b/scripts/kconfig/tests/choice_randomize/Kconfig
new file mode 100644
index 000000000000..93a1699ce3cb
--- /dev/null
+++ b/scripts/kconfig/tests/choice_randomize/Kconfig
@@ -0,0 +1,22 @@
+choice
+ prompt "choose A or B"
+
+config A
+ bool "A"
+
+config B
+ bool "B"
+
+endchoice
+
+choice
+ prompt "choose X or Y"
+ depends on B
+
+config X
+ bool "X"
+
+config Y
+ bool "Y"
+
+endchoice
diff --git a/scripts/kconfig/tests/choice_randomize/__init__.py b/scripts/kconfig/tests/choice_randomize/__init__.py
new file mode 100644
index 000000000000..d380045be79c
--- /dev/null
+++ b/scripts/kconfig/tests/choice_randomize/__init__.py
@@ -0,0 +1,34 @@
+# SPDX-License-Identifier: GPL-2.0-only
+"""
+Randomize all dependent choices
+
+This is a somewhat tricky case for randconfig; the visibility of one choice is
+determined by a member of another choice. Randconfig should be able to generate
+all possible patterns.
+"""
+
+
+def test(conf):
+
+ expected0 = False
+ expected1 = False
+ expected2 = False
+
+ for i in range(100):
+ assert conf.randconfig(seed=i) == 0
+
+ if conf.config_matches('expected_config0'):
+ expected0 = True
+ elif conf.config_matches('expected_config1'):
+ expected1 = True
+ elif conf.config_matches('expected_config2'):
+ expected2 = True
+ else:
+ assert False
+
+ if expected0 and expected1 and expected2:
+ break
+
+ assert expected0
+ assert expected1
+ assert expected2
diff --git a/scripts/kconfig/tests/choice_randomize/expected_config0 b/scripts/kconfig/tests/choice_randomize/expected_config0
new file mode 100644
index 000000000000..f69227323759
--- /dev/null
+++ b/scripts/kconfig/tests/choice_randomize/expected_config0
@@ -0,0 +1,6 @@
+#
+# Automatically generated file; DO NOT EDIT.
+# Main menu
+#
+CONFIG_A=y
+# CONFIG_B is not set
diff --git a/scripts/kconfig/tests/choice_randomize/expected_config1 b/scripts/kconfig/tests/choice_randomize/expected_config1
new file mode 100644
index 000000000000..bf83784c9b2a
--- /dev/null
+++ b/scripts/kconfig/tests/choice_randomize/expected_config1
@@ -0,0 +1,8 @@
+#
+# Automatically generated file; DO NOT EDIT.
+# Main menu
+#
+# CONFIG_A is not set
+CONFIG_B=y
+CONFIG_X=y
+# CONFIG_Y is not set
diff --git a/scripts/kconfig/tests/choice_randomize/expected_config2 b/scripts/kconfig/tests/choice_randomize/expected_config2
new file mode 100644
index 000000000000..38f93a8f37bd
--- /dev/null
+++ b/scripts/kconfig/tests/choice_randomize/expected_config2
@@ -0,0 +1,8 @@
+#
+# Automatically generated file; DO NOT EDIT.
+# Main menu
+#
+# CONFIG_A is not set
+CONFIG_B=y
+# CONFIG_X is not set
+CONFIG_Y=y
diff --git a/scripts/kconfig/tests/choice_randomize2/Kconfig b/scripts/kconfig/tests/choice_randomize2/Kconfig
new file mode 100644
index 000000000000..530cf2ef7f47
--- /dev/null
+++ b/scripts/kconfig/tests/choice_randomize2/Kconfig
@@ -0,0 +1,32 @@
+choice
+ prompt "This is always invisible"
+ depends on n
+
+config DUMMY
+ bool "DUMMY"
+
+endchoice
+
+choice
+ prompt "Choose A or B"
+
+config A
+ bool "A"
+
+config B
+ bool "B"
+
+endchoice
+
+config FOO
+ bool "FOO"
+ depends on A
+
+choice
+ prompt "Choose X"
+ depends on FOO
+
+config X
+ bool "X"
+
+endchoice
diff --git a/scripts/kconfig/tests/choice_randomize2/__init__.py b/scripts/kconfig/tests/choice_randomize2/__init__.py
new file mode 100644
index 000000000000..2066757b80b9
--- /dev/null
+++ b/scripts/kconfig/tests/choice_randomize2/__init__.py
@@ -0,0 +1,18 @@
+# SPDX-License-Identifier: GPL-2.0-only
+"""
+Randomize choices with correct dependencies
+
+When shuffling a choice may potentially disrupt certain dependencies, symbol
+values must be recalculated.
+
+Related Linux commits:
+ - c8fb7d7e48d11520ad24808cfce7afb7b9c9f798
+"""
+
+
+def test(conf):
+ for i in range(20):
+ assert conf.randconfig(seed=i) == 0
+ assert (conf.config_matches('expected_config0') or
+ conf.config_matches('expected_config1') or
+ conf.config_matches('expected_config2'))
diff --git a/scripts/kconfig/tests/choice_randomize2/expected_config0 b/scripts/kconfig/tests/choice_randomize2/expected_config0
new file mode 100644
index 000000000000..5c9e1c172c15
--- /dev/null
+++ b/scripts/kconfig/tests/choice_randomize2/expected_config0
@@ -0,0 +1,8 @@
+#
+# Automatically generated file; DO NOT EDIT.
+# Main menu
+#
+CONFIG_A=y
+# CONFIG_B is not set
+CONFIG_FOO=y
+CONFIG_X=y
diff --git a/scripts/kconfig/tests/choice_randomize2/expected_config1 b/scripts/kconfig/tests/choice_randomize2/expected_config1
new file mode 100644
index 000000000000..5b975d91bef1
--- /dev/null
+++ b/scripts/kconfig/tests/choice_randomize2/expected_config1
@@ -0,0 +1,7 @@
+#
+# Automatically generated file; DO NOT EDIT.
+# Main menu
+#
+CONFIG_A=y
+# CONFIG_B is not set
+# CONFIG_FOO is not set
diff --git a/scripts/kconfig/tests/choice_randomize2/expected_config2 b/scripts/kconfig/tests/choice_randomize2/expected_config2
new file mode 100644
index 000000000000..5a5ebb90d1d7
--- /dev/null
+++ b/scripts/kconfig/tests/choice_randomize2/expected_config2
@@ -0,0 +1,6 @@
+#
+# Automatically generated file; DO NOT EDIT.
+# Main menu
+#
+# CONFIG_A is not set
+CONFIG_B=y
diff --git a/scripts/kconfig/tests/choice_value_with_m_dep/Kconfig b/scripts/kconfig/tests/choice_value_with_m_dep/Kconfig
deleted file mode 100644
index bd970cec07d6..000000000000
--- a/scripts/kconfig/tests/choice_value_with_m_dep/Kconfig
+++ /dev/null
@@ -1,21 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0
-
-config MODULES
- def_bool y
- modules
-
-config DEP
- tristate
- default m
-
-choice
- prompt "Tristate Choice"
-
-config CHOICE0
- tristate "Choice 0"
-
-config CHOICE1
- tristate "Choice 1"
- depends on DEP
-
-endchoice
diff --git a/scripts/kconfig/tests/choice_value_with_m_dep/__init__.py b/scripts/kconfig/tests/choice_value_with_m_dep/__init__.py
deleted file mode 100644
index 075b4e08696e..000000000000
--- a/scripts/kconfig/tests/choice_value_with_m_dep/__init__.py
+++ /dev/null
@@ -1,16 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0
-"""
-Hide tristate choice values with mod dependency in y choice.
-
-If tristate choice values depend on symbols set to 'm', they should be
-hidden when the choice containing them is changed from 'm' to 'y'
-(i.e. exclusive choice).
-
-Related Linux commit: fa64e5f6a35efd5e77d639125d973077ca506074
-"""
-
-
-def test(conf):
- assert conf.oldaskconfig('config', 'y') == 0
- assert conf.config_contains('expected_config')
- assert conf.stdout_contains('expected_stdout')
diff --git a/scripts/kconfig/tests/choice_value_with_m_dep/config b/scripts/kconfig/tests/choice_value_with_m_dep/config
deleted file mode 100644
index 3a126b7a2546..000000000000
--- a/scripts/kconfig/tests/choice_value_with_m_dep/config
+++ /dev/null
@@ -1,2 +0,0 @@
-CONFIG_CHOICE0=m
-CONFIG_CHOICE1=m
diff --git a/scripts/kconfig/tests/choice_value_with_m_dep/expected_config b/scripts/kconfig/tests/choice_value_with_m_dep/expected_config
deleted file mode 100644
index 4d07b449540e..000000000000
--- a/scripts/kconfig/tests/choice_value_with_m_dep/expected_config
+++ /dev/null
@@ -1,3 +0,0 @@
-CONFIG_MODULES=y
-CONFIG_DEP=m
-CONFIG_CHOICE0=y
diff --git a/scripts/kconfig/tests/choice_value_with_m_dep/expected_stdout b/scripts/kconfig/tests/choice_value_with_m_dep/expected_stdout
deleted file mode 100644
index 2b50ab65c86a..000000000000
--- a/scripts/kconfig/tests/choice_value_with_m_dep/expected_stdout
+++ /dev/null
@@ -1,4 +0,0 @@
-Tristate Choice [M/y/?] y
-Tristate Choice
-> 1. Choice 0 (CHOICE0)
-choice[1]: 1
diff --git a/scripts/kconfig/tests/conftest.py b/scripts/kconfig/tests/conftest.py
index af8774a5697c..d94b79e012c0 100644
--- a/scripts/kconfig/tests/conftest.py
+++ b/scripts/kconfig/tests/conftest.py
@@ -81,7 +81,22 @@ class Conf:
# For interactive modes such as oldaskconfig, oldconfig,
# send 'Enter' key until the program finishes.
if interactive:
- ps.stdin.write(b'\n')
+ try:
+ ps.stdin.write(b'\n')
+ ps.stdin.flush()
+ except (BrokenPipeError, OSError):
+ # Process has exited, stop sending input
+ break
+
+ # Close stdin gracefully
+ try:
+ ps.stdin.close()
+ except (BrokenPipeError, OSError):
+ # Ignore broken pipe on close
+ pass
+
+ # Wait for process to complete
+ ps.wait()
self.retcode = ps.returncode
self.stdout = ps.stdout.read().decode()
@@ -154,12 +169,10 @@ class Conf:
defconfig_path = os.path.join(self._test_dir, defconfig)
return self._run_conf('--defconfig={}'.format(defconfig_path))
- def _allconfig(self, mode, all_config):
+ def _allconfig(self, mode, all_config, extra_env={}):
if all_config:
all_config_path = os.path.join(self._test_dir, all_config)
- extra_env = {'KCONFIG_ALLCONFIG': all_config_path}
- else:
- extra_env = {}
+ extra_env['KCONFIG_ALLCONFIG'] = all_config_path
return self._run_conf('--{}config'.format(mode), extra_env=extra_env)
@@ -195,13 +208,19 @@ class Conf:
"""
return self._allconfig('alldef', all_config)
- def randconfig(self, all_config=None):
+ def randconfig(self, all_config=None, seed=None):
"""Run randconfig.
all_config: fragment config file for KCONFIG_ALLCONFIG (optional)
+ seed: the seed for randconfig (optional)
returncode: exit status of the Kconfig executable
"""
- return self._allconfig('rand', all_config)
+ if seed is not None:
+ extra_env = {'KCONFIG_SEED': hex(seed)}
+ else:
+ extra_env = {}
+
+ return self._allconfig('rand', all_config, extra_env=extra_env)
def savedefconfig(self, dot_config):
"""Run savedefconfig.
diff --git a/scripts/kconfig/tests/err_recursive_dep/expected_stderr b/scripts/kconfig/tests/err_recursive_dep/expected_stderr
index c9f4abf9a791..fc2e860af082 100644
--- a/scripts/kconfig/tests/err_recursive_dep/expected_stderr
+++ b/scripts/kconfig/tests/err_recursive_dep/expected_stderr
@@ -1,38 +1,38 @@
-Kconfig:11:error: recursive dependency detected!
-Kconfig:11: symbol B is selected by B
+error: recursive dependency detected!
+ symbol A depends on A
For a resolution refer to Documentation/kbuild/kconfig-language.rst
subsection "Kconfig recursive dependency limitations"
-Kconfig:5:error: recursive dependency detected!
-Kconfig:5: symbol A depends on A
+error: recursive dependency detected!
+ symbol B is selected by B
For a resolution refer to Documentation/kbuild/kconfig-language.rst
subsection "Kconfig recursive dependency limitations"
-Kconfig:17:error: recursive dependency detected!
-Kconfig:17: symbol C1 depends on C2
-Kconfig:21: symbol C2 depends on C1
+error: recursive dependency detected!
+ symbol C1 depends on C2
+ symbol C2 depends on C1
For a resolution refer to Documentation/kbuild/kconfig-language.rst
subsection "Kconfig recursive dependency limitations"
-Kconfig:32:error: recursive dependency detected!
-Kconfig:32: symbol D2 is selected by D1
-Kconfig:27: symbol D1 depends on D2
+error: recursive dependency detected!
+ symbol D1 depends on D2
+ symbol D2 is selected by D1
For a resolution refer to Documentation/kbuild/kconfig-language.rst
subsection "Kconfig recursive dependency limitations"
-Kconfig:37:error: recursive dependency detected!
-Kconfig:37: symbol E1 depends on E2
-Kconfig:42: symbol E2 is implied by E1
+error: recursive dependency detected!
+ symbol E1 depends on E2
+ symbol E2 is implied by E1
For a resolution refer to Documentation/kbuild/kconfig-language.rst
subsection "Kconfig recursive dependency limitations"
-Kconfig:60:error: recursive dependency detected!
-Kconfig:60: symbol G depends on G
+error: recursive dependency detected!
+ symbol F1 default value contains F2
+ symbol F2 depends on F1
For a resolution refer to Documentation/kbuild/kconfig-language.rst
subsection "Kconfig recursive dependency limitations"
-Kconfig:51:error: recursive dependency detected!
-Kconfig:51: symbol F2 depends on F1
-Kconfig:49: symbol F1 default value contains F2
+error: recursive dependency detected!
+ symbol G depends on G
For a resolution refer to Documentation/kbuild/kconfig-language.rst
subsection "Kconfig recursive dependency limitations"
diff --git a/scripts/kconfig/tests/err_transitional/Kconfig b/scripts/kconfig/tests/err_transitional/Kconfig
new file mode 100644
index 000000000000..a75ed3b2fe5e
--- /dev/null
+++ b/scripts/kconfig/tests/err_transitional/Kconfig
@@ -0,0 +1,52 @@
+# SPDX-License-Identifier: GPL-2.0
+# Test that transitional symbols cannot have properties other than help
+
+config BAD_DEFAULT
+ bool
+ transitional
+ default y
+ help
+ This transitional symbol illegally has a default property.
+
+config BAD_PROMPT
+ bool
+ transitional
+ prompt "Bad prompt"
+ help
+ This transitional symbol illegally has a prompt.
+
+config BAD_SELECT
+ bool
+ transitional
+ select OTHER_SYMBOL
+ help
+ This transitional symbol illegally has a select.
+
+config BAD_IMPLY
+ bool
+ transitional
+ imply OTHER_SYMBOL
+ help
+ This transitional symbol illegally has an imply.
+
+config BAD_DEPENDS
+ bool
+ transitional
+ depends on OTHER_SYMBOL
+ help
+ This transitional symbol illegally has a depends.
+
+config BAD_RANGE
+ int
+ transitional
+ range 1 10
+ help
+ This transitional symbol illegally has a range.
+
+config BAD_NO_TYPE
+ transitional
+ help
+ This transitional symbol illegally has no type specified.
+
+config OTHER_SYMBOL
+ bool
diff --git a/scripts/kconfig/tests/err_transitional/__init__.py b/scripts/kconfig/tests/err_transitional/__init__.py
new file mode 100644
index 000000000000..7dffb5b0833f
--- /dev/null
+++ b/scripts/kconfig/tests/err_transitional/__init__.py
@@ -0,0 +1,14 @@
+# SPDX-License-Identifier: GPL-2.0
+"""
+Test that transitional symbols with invalid properties are rejected.
+
+Transitional symbols can only have help sections. Any other properties
+(default, select, depends, etc.) should cause a parser error.
+"""
+
+def test(conf):
+ # This should fail with exit code 1 due to invalid transitional symbol
+ assert conf.olddefconfig() == 1
+
+ # Check that the error message is about transitional symbols
+ assert conf.stderr_contains('expected_stderr')
diff --git a/scripts/kconfig/tests/err_transitional/expected_stderr b/scripts/kconfig/tests/err_transitional/expected_stderr
new file mode 100644
index 000000000000..b52db4f680f4
--- /dev/null
+++ b/scripts/kconfig/tests/err_transitional/expected_stderr
@@ -0,0 +1,7 @@
+Kconfig:46:warning: config symbol defined without type
+Kconfig:7: error: transitional symbols can only have help sections
+Kconfig:14: error: transitional symbols can only have help sections
+Kconfig:21: error: transitional symbols can only have help sections
+Kconfig:28: error: transitional symbols can only have help sections
+Kconfig:32: error: transitional symbols can only have help sections
+Kconfig:42: error: transitional symbols can only have help sections
diff --git a/scripts/kconfig/tests/inter_choice/Kconfig b/scripts/kconfig/tests/inter_choice/Kconfig
deleted file mode 100644
index 26c25f68695b..000000000000
--- a/scripts/kconfig/tests/inter_choice/Kconfig
+++ /dev/null
@@ -1,25 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0
-
-config MODULES
- def_bool y
- modules
-
-choice
- prompt "Choice"
-
-config CHOICE_VAL0
- tristate "Choice 0"
-
-config CHOIVE_VAL1
- tristate "Choice 1"
-
-endchoice
-
-choice
- prompt "Another choice"
- depends on CHOICE_VAL0
-
-config DUMMY
- bool "dummy"
-
-endchoice
diff --git a/scripts/kconfig/tests/inter_choice/__init__.py b/scripts/kconfig/tests/inter_choice/__init__.py
deleted file mode 100644
index ffea6b1148a6..000000000000
--- a/scripts/kconfig/tests/inter_choice/__init__.py
+++ /dev/null
@@ -1,15 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0
-"""
-Do not affect user-assigned choice value by another choice.
-
-Handling of state flags for choices is complecated. In old days,
-the defconfig result of a choice could be affected by another choice
-if those choices interact by 'depends on', 'select', etc.
-
-Related Linux commit: fbe98bb9ed3dae23e320c6b113e35f129538d14a
-"""
-
-
-def test(conf):
- assert conf.defconfig('defconfig') == 0
- assert conf.config_contains('expected_config')
diff --git a/scripts/kconfig/tests/inter_choice/defconfig b/scripts/kconfig/tests/inter_choice/defconfig
deleted file mode 100644
index 162c4148e2a5..000000000000
--- a/scripts/kconfig/tests/inter_choice/defconfig
+++ /dev/null
@@ -1 +0,0 @@
-CONFIG_CHOICE_VAL0=y
diff --git a/scripts/kconfig/tests/inter_choice/expected_config b/scripts/kconfig/tests/inter_choice/expected_config
deleted file mode 100644
index 5dceefb054e3..000000000000
--- a/scripts/kconfig/tests/inter_choice/expected_config
+++ /dev/null
@@ -1,4 +0,0 @@
-CONFIG_MODULES=y
-CONFIG_CHOICE_VAL0=y
-# CONFIG_CHOIVE_VAL1 is not set
-CONFIG_DUMMY=y
diff --git a/scripts/kconfig/tests/transitional/Kconfig b/scripts/kconfig/tests/transitional/Kconfig
new file mode 100644
index 000000000000..faa4d396f828
--- /dev/null
+++ b/scripts/kconfig/tests/transitional/Kconfig
@@ -0,0 +1,132 @@
+# SPDX-License-Identifier: GPL-2.0
+# Test transitional symbols for config migration with all Kconfig types
+
+# Enable module support for tristate testing
+config MODULES
+ bool "Enable loadable module support"
+ modules
+ default y
+
+# Basic migration tests for all types
+config NEW_BOOL
+ bool "New bool option"
+ default OLD_BOOL
+
+config OLD_BOOL
+ bool
+ transitional
+
+config NEW_TRISTATE
+ tristate "New tristate option"
+ default OLD_TRISTATE
+
+config OLD_TRISTATE
+ tristate
+ transitional
+
+config NEW_STRING
+ string "New string option"
+ default OLD_STRING
+
+config OLD_STRING
+ string
+ transitional
+
+config NEW_HEX
+ hex "New hex option"
+ default OLD_HEX
+
+config OLD_HEX
+ hex
+ transitional
+
+config NEW_INT
+ int "New int option"
+ default OLD_INT
+
+config OLD_INT
+ int
+ transitional
+
+# Precedence tests for all types
+config NEW_BOOL_PRECEDENCE
+ bool "New bool option with precedence"
+ default OLD_BOOL_PRECEDENCE
+
+config OLD_BOOL_PRECEDENCE
+ bool
+ transitional
+
+config NEW_STRING_PRECEDENCE
+ string "New string option with precedence"
+ default OLD_STRING_PRECEDENCE
+
+config OLD_STRING_PRECEDENCE
+ string
+ transitional
+
+config NEW_TRISTATE_PRECEDENCE
+ tristate "New tristate option with precedence"
+ default OLD_TRISTATE_PRECEDENCE
+
+config OLD_TRISTATE_PRECEDENCE
+ tristate
+ transitional
+
+config NEW_HEX_PRECEDENCE
+ hex "New hex option with precedence"
+ default OLD_HEX_PRECEDENCE
+
+config OLD_HEX_PRECEDENCE
+ hex
+ transitional
+
+config NEW_INT_PRECEDENCE
+ int "New int option with precedence"
+ default OLD_INT_PRECEDENCE
+
+config OLD_INT_PRECEDENCE
+ int
+ transitional
+
+# Test that help sections are allowed for transitional symbols
+config OLD_WITH_HELP
+ bool
+ transitional
+ help
+ This transitional symbol has a help section to validate that help is allowed.
+
+# Test that we can set something to =n via transitional symbol
+config NEW_DISABLED
+ tristate "Check for setting to disabled"
+ default OLD_DISABLED
+
+config OLD_DISABLED
+ tristate
+ transitional
+
+# Test that a potential new value disappears if it lacks a prompt
+config NEW_DISABLED_UNSAVED
+ tristate
+ default OLD_DISABLED
+
+config OLD_DISABLED_UNSAVED
+ tristate
+ transitional
+
+# Test conditional default: transitional value should not prevent prompting
+# when default visibility makes the expression evaluate to 'no'
+config DEPENDENCY_TEST
+ bool "Dependency for testing"
+ default n
+
+config NEW_CONDITIONAL_DEFAULT
+ bool "New option with conditional default"
+ default OLD_CONDITIONAL_DEFAULT if DEPENDENCY_TEST
+
+config OLD_CONDITIONAL_DEFAULT
+ bool
+ transitional
+
+config REGULAR_OPTION
+ bool "Regular option"
diff --git a/scripts/kconfig/tests/transitional/__init__.py b/scripts/kconfig/tests/transitional/__init__.py
new file mode 100644
index 000000000000..b50ba2397548
--- /dev/null
+++ b/scripts/kconfig/tests/transitional/__init__.py
@@ -0,0 +1,25 @@
+# SPDX-License-Identifier: GPL-2.0
+"""
+Test transitional symbol migration functionality for all Kconfig types.
+
+This tests that:
+- OLD_* options in existing .config cause NEW_* options to be set
+- OLD_* options are not written to the new .config file
+- NEW_* options appear in the new .config file with correct values
+- NEW_* options with defaults from transitional symbols are not prompted
+- All Kconfig types work correctly: bool, tristate, string, hex, int
+- User-set NEW values take precedence over conflicting OLD transitional values
+"""
+
+def test(conf):
+ # Run olddefconfig to process the migration with the initial config
+ assert conf.olddefconfig(dot_config='initial_config') == 0
+
+ # Check that the configuration matches expected output
+ assert conf.config_contains('expected_config')
+
+ # Test oldconfig to ensure symbols with transitional defaults are not prompted
+ assert conf.oldconfig(dot_config='initial_config', in_keys='n\n') == 0
+
+ # Except for when conditional default evaluates to 'no'
+ assert conf.stdout_contains('expected_stdout')
diff --git a/scripts/kconfig/tests/transitional/expected_config b/scripts/kconfig/tests/transitional/expected_config
new file mode 100644
index 000000000000..e01f5f070a26
--- /dev/null
+++ b/scripts/kconfig/tests/transitional/expected_config
@@ -0,0 +1,15 @@
+CONFIG_MODULES=y
+CONFIG_NEW_BOOL=y
+CONFIG_NEW_TRISTATE=m
+CONFIG_NEW_STRING="test string"
+CONFIG_NEW_HEX=0x1234
+CONFIG_NEW_INT=42
+# CONFIG_NEW_BOOL_PRECEDENCE is not set
+CONFIG_NEW_STRING_PRECEDENCE="user value"
+CONFIG_NEW_TRISTATE_PRECEDENCE=y
+CONFIG_NEW_HEX_PRECEDENCE=0xABCD
+CONFIG_NEW_INT_PRECEDENCE=100
+# CONFIG_NEW_DISABLED is not set
+# CONFIG_DEPENDENCY_TEST is not set
+# CONFIG_NEW_CONDITIONAL_DEFAULT is not set
+# CONFIG_REGULAR_OPTION is not set
diff --git a/scripts/kconfig/tests/transitional/expected_stdout b/scripts/kconfig/tests/transitional/expected_stdout
new file mode 100644
index 000000000000..6f0b285d6469
--- /dev/null
+++ b/scripts/kconfig/tests/transitional/expected_stdout
@@ -0,0 +1 @@
+New option with conditional default (NEW_CONDITIONAL_DEFAULT) [N/y/?] (NEW) n
diff --git a/scripts/kconfig/tests/transitional/initial_config b/scripts/kconfig/tests/transitional/initial_config
new file mode 100644
index 000000000000..68b7da672426
--- /dev/null
+++ b/scripts/kconfig/tests/transitional/initial_config
@@ -0,0 +1,20 @@
+CONFIG_MODULES=y
+CONFIG_OLD_BOOL=y
+CONFIG_OLD_TRISTATE=m
+CONFIG_OLD_STRING="test string"
+CONFIG_OLD_HEX=0x1234
+CONFIG_OLD_INT=42
+# CONFIG_NEW_BOOL_PRECEDENCE is not set
+CONFIG_OLD_BOOL_PRECEDENCE=y
+CONFIG_NEW_STRING_PRECEDENCE="user value"
+CONFIG_OLD_STRING_PRECEDENCE="old value"
+CONFIG_NEW_TRISTATE_PRECEDENCE=y
+CONFIG_OLD_TRISTATE_PRECEDENCE=m
+CONFIG_NEW_HEX_PRECEDENCE=0xABCD
+CONFIG_OLD_HEX_PRECEDENCE=0x5678
+CONFIG_NEW_INT_PRECEDENCE=100
+CONFIG_OLD_INT_PRECEDENCE=200
+# CONFIG_OLD_DISABLED is not set
+# CONFIG_OLD_DISABLED_UNSAVED is not set
+# CONFIG_DEPENDENCY_TEST is not set
+CONFIG_OLD_CONDITIONAL_DEFAULT=y