nixpkgs/lib/tests/modules.sh
Silvan Mosberger 023fa7b923 lib.modules: Use types.optionType for _module.freeformType
This ensures that the module file locations are propagated to the
freeform type, which makes it so that submodules in freeform types now
have their declaration location shown in the manual, fixing
https://github.com/NixOS/nixpkgs/issues/132085.

In addition, this also newly allows freeformTypes to be declared
multiple times and all declarations being merged together according to
normal option merging.

This also removes some awkwardness regarding the type of `freeformType`
2022-03-01 19:31:02 +01:00

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#!/usr/bin/env bash
#
# This script is used to test that the module system is working as expected.
# By default it test the version of nixpkgs which is defined in the NIX_PATH.
set -o errexit -o noclobber -o nounset -o pipefail
shopt -s failglob inherit_errexit
# https://stackoverflow.com/a/246128/6605742
DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
cd "$DIR"/modules
pass=0
fail=0
evalConfig() {
local attr=$1
shift
local script="import ./default.nix { modules = [ $* ];}"
nix-instantiate --timeout 1 -E "$script" -A "$attr" --eval-only --show-trace --read-write-mode
}
reportFailure() {
local attr=$1
shift
local script="import ./default.nix { modules = [ $* ];}"
echo 2>&1 "$ nix-instantiate -E '$script' -A '$attr' --eval-only"
evalConfig "$attr" "$@" || true
((++fail))
}
checkConfigOutput() {
local outputContains=$1
shift
if evalConfig "$@" 2>/dev/null | grep --silent "$outputContains" ; then
((++pass))
else
echo 2>&1 "error: Expected result matching '$outputContains', while evaluating"
reportFailure "$@"
fi
}
checkConfigError() {
local errorContains=$1
local err=""
shift
if err="$(evalConfig "$@" 2>&1 >/dev/null)"; then
echo 2>&1 "error: Expected error code, got exit code 0, while evaluating"
reportFailure "$@"
else
if echo "$err" | grep -zP --silent "$errorContains" ; then
((++pass))
else
echo 2>&1 "error: Expected error matching '$errorContains', while evaluating"
reportFailure "$@"
fi
fi
}
# Check boolean option.
checkConfigOutput '^false$' config.enable ./declare-enable.nix
checkConfigError 'The option .* does not exist. Definition values:\n\s*- In .*: true' config.enable ./define-enable.nix
# Check integer types.
# unsigned
checkConfigOutput '^42$' config.value ./declare-int-unsigned-value.nix ./define-value-int-positive.nix
checkConfigError 'A definition for option .* is not of type.*unsigned integer.*. Definition values:\n\s*- In .*: -23' config.value ./declare-int-unsigned-value.nix ./define-value-int-negative.nix
# positive
checkConfigError 'A definition for option .* is not of type.*positive integer.*. Definition values:\n\s*- In .*: 0' config.value ./declare-int-positive-value.nix ./define-value-int-zero.nix
# between
checkConfigOutput '^42$' config.value ./declare-int-between-value.nix ./define-value-int-positive.nix
checkConfigError 'A definition for option .* is not of type.*between.*-21 and 43.*inclusive.*. Definition values:\n\s*- In .*: -23' config.value ./declare-int-between-value.nix ./define-value-int-negative.nix
# Check either types
# types.either
checkConfigOutput '^42$' config.value ./declare-either.nix ./define-value-int-positive.nix
checkConfigOutput '^"24"$' config.value ./declare-either.nix ./define-value-string.nix
# types.oneOf
checkConfigOutput '^42$' config.value ./declare-oneOf.nix ./define-value-int-positive.nix
checkConfigOutput '^\[ \]$' config.value ./declare-oneOf.nix ./define-value-list.nix
checkConfigOutput '^"24"$' config.value ./declare-oneOf.nix ./define-value-string.nix
# Check mkForce without submodules.
set -- config.enable ./declare-enable.nix ./define-enable.nix
checkConfigOutput '^true$' "$@"
checkConfigOutput '^false$' "$@" ./define-force-enable.nix
checkConfigOutput '^false$' "$@" ./define-enable-force.nix
# Check mkForce with option and submodules.
checkConfigError 'attribute .*foo.* .* not found' config.attrsOfSub.foo.enable ./declare-attrsOfSub-any-enable.nix
checkConfigOutput '^false$' config.attrsOfSub.foo.enable ./declare-attrsOfSub-any-enable.nix ./define-attrsOfSub-foo.nix
set -- config.attrsOfSub.foo.enable ./declare-attrsOfSub-any-enable.nix ./define-attrsOfSub-foo-enable.nix
checkConfigOutput '^true$' "$@"
checkConfigOutput '^false$' "$@" ./define-force-attrsOfSub-foo-enable.nix
checkConfigOutput '^false$' "$@" ./define-attrsOfSub-force-foo-enable.nix
checkConfigOutput '^false$' "$@" ./define-attrsOfSub-foo-force-enable.nix
checkConfigOutput '^false$' "$@" ./define-attrsOfSub-foo-enable-force.nix
# Check overriding effect of mkForce on submodule definitions.
checkConfigError 'attribute .*bar.* .* not found' config.attrsOfSub.bar.enable ./declare-attrsOfSub-any-enable.nix ./define-attrsOfSub-foo.nix
checkConfigOutput '^false$' config.attrsOfSub.bar.enable ./declare-attrsOfSub-any-enable.nix ./define-attrsOfSub-foo.nix ./define-attrsOfSub-bar.nix
set -- config.attrsOfSub.bar.enable ./declare-attrsOfSub-any-enable.nix ./define-attrsOfSub-foo.nix ./define-attrsOfSub-bar-enable.nix
checkConfigOutput '^true$' "$@"
checkConfigError 'attribute .*bar.* .* not found' "$@" ./define-force-attrsOfSub-foo-enable.nix
checkConfigError 'attribute .*bar.* .* not found' "$@" ./define-attrsOfSub-force-foo-enable.nix
checkConfigOutput '^true$' "$@" ./define-attrsOfSub-foo-force-enable.nix
checkConfigOutput '^true$' "$@" ./define-attrsOfSub-foo-enable-force.nix
# Check mkIf with submodules.
checkConfigError 'attribute .*foo.* .* not found' config.attrsOfSub.foo.enable ./declare-enable.nix ./declare-attrsOfSub-any-enable.nix
set -- config.attrsOfSub.foo.enable ./declare-enable.nix ./declare-attrsOfSub-any-enable.nix
checkConfigError 'attribute .*foo.* .* not found' "$@" ./define-if-attrsOfSub-foo-enable.nix
checkConfigError 'attribute .*foo.* .* not found' "$@" ./define-attrsOfSub-if-foo-enable.nix
checkConfigError 'attribute .*foo.* .* not found' "$@" ./define-attrsOfSub-foo-if-enable.nix
checkConfigOutput '^false$' "$@" ./define-attrsOfSub-foo-enable-if.nix
checkConfigOutput '^true$' "$@" ./define-enable.nix ./define-if-attrsOfSub-foo-enable.nix
checkConfigOutput '^true$' "$@" ./define-enable.nix ./define-attrsOfSub-if-foo-enable.nix
checkConfigOutput '^true$' "$@" ./define-enable.nix ./define-attrsOfSub-foo-if-enable.nix
checkConfigOutput '^true$' "$@" ./define-enable.nix ./define-attrsOfSub-foo-enable-if.nix
# Check disabledModules with config definitions and option declarations.
set -- config.enable ./define-enable.nix ./declare-enable.nix
checkConfigOutput '^true$' "$@"
checkConfigOutput '^false$' "$@" ./disable-define-enable.nix
checkConfigError "The option .*enable.* does not exist. Definition values:\n\s*- In .*: true" "$@" ./disable-declare-enable.nix
checkConfigError "attribute .*enable.* in selection path .*config.enable.* not found" "$@" ./disable-define-enable.nix ./disable-declare-enable.nix
checkConfigError "attribute .*enable.* in selection path .*config.enable.* not found" "$@" ./disable-enable-modules.nix
# Check _module.args.
set -- config.enable ./declare-enable.nix ./define-enable-with-custom-arg.nix
checkConfigError 'while evaluating the module argument .*custom.* in .*define-enable-with-custom-arg.nix.*:' "$@"
checkConfigOutput '^true$' "$@" ./define-_module-args-custom.nix
# Check that using _module.args on imports cause infinite recursions, with
# the proper error context.
set -- "$@" ./define-_module-args-custom.nix ./import-custom-arg.nix
checkConfigError 'while evaluating the module argument .*custom.* in .*import-custom-arg.nix.*:' "$@"
checkConfigError 'infinite recursion encountered' "$@"
# Check _module.check.
set -- config.enable ./declare-enable.nix ./define-enable.nix ./define-attrsOfSub-foo.nix
checkConfigError 'The option .* does not exist. Definition values:\n\s*- In .*' "$@"
checkConfigOutput '^true$' "$@" ./define-module-check.nix
# Check coerced value.
checkConfigOutput '^"42"$' config.value ./declare-coerced-value.nix
checkConfigOutput '^"24"$' config.value ./declare-coerced-value.nix ./define-value-string.nix
checkConfigError 'A definition for option .* is not.*string or signed integer convertible to it.*. Definition values:\n\s*- In .*: \[ \]' config.value ./declare-coerced-value.nix ./define-value-list.nix
# Check coerced value with unsound coercion
checkConfigOutput '^12$' config.value ./declare-coerced-value-unsound.nix
checkConfigError 'A definition for option .* is not of type .*. Definition values:\n\s*- In .*: "1000"' config.value ./declare-coerced-value-unsound.nix ./define-value-string-bigint.nix
checkConfigError 'json.exception.parse_error' config.value ./declare-coerced-value-unsound.nix ./define-value-string-arbitrary.nix
# Check mkAliasOptionModule.
checkConfigOutput '^true$' config.enable ./alias-with-priority.nix
checkConfigOutput '^true$' config.enableAlias ./alias-with-priority.nix
checkConfigOutput '^false$' config.enable ./alias-with-priority-can-override.nix
checkConfigOutput '^false$' config.enableAlias ./alias-with-priority-can-override.nix
# submoduleWith
## specialArgs should work
checkConfigOutput '^"foo"$' config.submodule.foo ./declare-submoduleWith-special.nix
## shorthandOnlyDefines config behaves as expected
checkConfigOutput '^true$' config.submodule.config ./declare-submoduleWith-shorthand.nix ./define-submoduleWith-shorthand.nix
checkConfigError 'is not of type `boolean' config.submodule.config ./declare-submoduleWith-shorthand.nix ./define-submoduleWith-noshorthand.nix
checkConfigError "You're trying to declare a value of type \`bool'\n\s*rather than an attribute-set for the option" config.submodule.config ./declare-submoduleWith-noshorthand.nix ./define-submoduleWith-shorthand.nix
checkConfigOutput '^true$' config.submodule.config ./declare-submoduleWith-noshorthand.nix ./define-submoduleWith-noshorthand.nix
## submoduleWith should merge all modules in one swoop
checkConfigOutput '^true$' config.submodule.inner ./declare-submoduleWith-modules.nix
checkConfigOutput '^true$' config.submodule.outer ./declare-submoduleWith-modules.nix
# Should also be able to evaluate the type name (which evaluates freeformType,
# which evaluates all the modules defined by the type)
checkConfigOutput '^"submodule"$' options.submodule.type.description ./declare-submoduleWith-modules.nix
## submodules can be declared using (evalModules {...}).type
checkConfigOutput '^true$' config.submodule.inner ./declare-submodule-via-evalModules.nix
checkConfigOutput '^true$' config.submodule.outer ./declare-submodule-via-evalModules.nix
# Should also be able to evaluate the type name (which evaluates freeformType,
# which evaluates all the modules defined by the type)
checkConfigOutput '^"submodule"$' options.submodule.type.description ./declare-submodule-via-evalModules.nix
## Paths should be allowed as values and work as expected
checkConfigOutput '^true$' config.submodule.enable ./declare-submoduleWith-path.nix
# Check that disabledModules works recursively and correctly
checkConfigOutput '^true$' config.enable ./disable-recursive/main.nix
checkConfigOutput '^true$' config.enable ./disable-recursive/{main.nix,disable-foo.nix}
checkConfigOutput '^true$' config.enable ./disable-recursive/{main.nix,disable-bar.nix}
checkConfigError 'The option .* does not exist. Definition values:\n\s*- In .*: true' config.enable ./disable-recursive/{main.nix,disable-foo.nix,disable-bar.nix}
# Check that imports can depend on derivations
checkConfigOutput '^true$' config.enable ./import-from-store.nix
# Check that configs can be conditional on option existence
checkConfigOutput '^true$' config.enable ./define-option-dependently.nix ./declare-enable.nix ./declare-int-positive-value.nix
checkConfigOutput '^360$' config.value ./define-option-dependently.nix ./declare-enable.nix ./declare-int-positive-value.nix
checkConfigOutput '^7$' config.value ./define-option-dependently.nix ./declare-int-positive-value.nix
checkConfigOutput '^true$' config.set.enable ./define-option-dependently-nested.nix ./declare-enable-nested.nix ./declare-int-positive-value-nested.nix
checkConfigOutput '^360$' config.set.value ./define-option-dependently-nested.nix ./declare-enable-nested.nix ./declare-int-positive-value-nested.nix
checkConfigOutput '^7$' config.set.value ./define-option-dependently-nested.nix ./declare-int-positive-value-nested.nix
# Check attrsOf and lazyAttrsOf. Only lazyAttrsOf should be lazy, and only
# attrsOf should work with conditional definitions
# In addition, lazyAttrsOf should honor an options emptyValue
checkConfigError "is not lazy" config.isLazy ./declare-attrsOf.nix ./attrsOf-lazy-check.nix
checkConfigOutput '^true$' config.isLazy ./declare-lazyAttrsOf.nix ./attrsOf-lazy-check.nix
checkConfigOutput '^true$' config.conditionalWorks ./declare-attrsOf.nix ./attrsOf-conditional-check.nix
checkConfigOutput '^false$' config.conditionalWorks ./declare-lazyAttrsOf.nix ./attrsOf-conditional-check.nix
checkConfigOutput '^"empty"$' config.value.foo ./declare-lazyAttrsOf.nix ./attrsOf-conditional-check.nix
# Even with multiple assignments, a type error should be thrown if any of them aren't valid
checkConfigError 'A definition for option .* is not of type .*' \
config.value ./declare-int-unsigned-value.nix ./define-value-list.nix ./define-value-int-positive.nix
## Freeform modules
# Assigning without a declared option should work
checkConfigOutput '^"24"$' config.value ./freeform-attrsOf.nix ./define-value-string.nix
# No freeform assigments shouldn't make it error
checkConfigOutput '^{ }$' config ./freeform-attrsOf.nix
# but only if the type matches
checkConfigError 'A definition for option .* is not of type .*' config.value ./freeform-attrsOf.nix ./define-value-list.nix
# and properties should be applied
checkConfigOutput '^"yes"$' config.value ./freeform-attrsOf.nix ./define-value-string-properties.nix
# Options should still be declarable, and be able to have a type that doesn't match the freeform type
checkConfigOutput '^false$' config.enable ./freeform-attrsOf.nix ./define-value-string.nix ./declare-enable.nix
checkConfigOutput '^"24"$' config.value ./freeform-attrsOf.nix ./define-value-string.nix ./declare-enable.nix
# and this should work too with nested values
checkConfigOutput '^false$' config.nest.foo ./freeform-attrsOf.nix ./freeform-nested.nix
checkConfigOutput '^"bar"$' config.nest.bar ./freeform-attrsOf.nix ./freeform-nested.nix
# Check whether a declared option can depend on an freeform-typed one
checkConfigOutput '^null$' config.foo ./freeform-attrsOf.nix ./freeform-str-dep-unstr.nix
checkConfigOutput '^"24"$' config.foo ./freeform-attrsOf.nix ./freeform-str-dep-unstr.nix ./define-value-string.nix
# Check whether an freeform-typed value can depend on a declared option, this can only work with lazyAttrsOf
checkConfigError 'infinite recursion encountered' config.foo ./freeform-attrsOf.nix ./freeform-unstr-dep-str.nix
checkConfigError 'The option .* is used but not defined' config.foo ./freeform-lazyAttrsOf.nix ./freeform-unstr-dep-str.nix
checkConfigOutput '^"24"$' config.foo ./freeform-lazyAttrsOf.nix ./freeform-unstr-dep-str.nix ./define-value-string.nix
# submodules in freeformTypes should have their locations annotated
checkConfigOutput '/freeform-submodules.nix"$' config.fooDeclarations.0 ./freeform-submodules.nix
# freeformTypes can get merged using `types.type`, including submodules
checkConfigOutput '^10$' config.free.xxx.foo ./freeform-submodules.nix
checkConfigOutput '^10$' config.free.yyy.bar ./freeform-submodules.nix
## types.anything
# Check that attribute sets are merged recursively
checkConfigOutput '^null$' config.value.foo ./types-anything/nested-attrs.nix
checkConfigOutput '^null$' config.value.l1.foo ./types-anything/nested-attrs.nix
checkConfigOutput '^null$' config.value.l1.l2.foo ./types-anything/nested-attrs.nix
checkConfigOutput '^null$' config.value.l1.l2.l3.foo ./types-anything/nested-attrs.nix
# Attribute sets that are coercible to strings shouldn't be recursed into
checkConfigOutput '^"foo"$' config.value.outPath ./types-anything/attrs-coercible.nix
# Multiple lists aren't concatenated together
checkConfigError 'The option .* has conflicting definitions' config.value ./types-anything/lists.nix
# Check that all equalizable atoms can be used as long as all definitions are equal
checkConfigOutput '^0$' config.value.int ./types-anything/equal-atoms.nix
checkConfigOutput '^false$' config.value.bool ./types-anything/equal-atoms.nix
checkConfigOutput '^""$' config.value.string ./types-anything/equal-atoms.nix
checkConfigOutput '^/$' config.value.path ./types-anything/equal-atoms.nix
checkConfigOutput '^null$' config.value.null ./types-anything/equal-atoms.nix
checkConfigOutput '^0.1$' config.value.float ./types-anything/equal-atoms.nix
# Functions can't be merged together
checkConfigError "The option .value.multiple-lambdas.<function body>. has conflicting option types" config.applied.multiple-lambdas ./types-anything/functions.nix
checkConfigOutput '^<LAMBDA>$' config.value.single-lambda ./types-anything/functions.nix
checkConfigOutput '^null$' config.applied.merging-lambdas.x ./types-anything/functions.nix
checkConfigOutput '^null$' config.applied.merging-lambdas.y ./types-anything/functions.nix
# Check that all mk* modifiers are applied
checkConfigError 'attribute .* not found' config.value.mkiffalse ./types-anything/mk-mods.nix
checkConfigOutput '^{ }$' config.value.mkiftrue ./types-anything/mk-mods.nix
checkConfigOutput '^1$' config.value.mkdefault ./types-anything/mk-mods.nix
checkConfigOutput '^{ }$' config.value.mkmerge ./types-anything/mk-mods.nix
checkConfigOutput '^true$' config.value.mkbefore ./types-anything/mk-mods.nix
checkConfigOutput '^1$' config.value.nested.foo ./types-anything/mk-mods.nix
checkConfigOutput '^"baz"$' config.value.nested.bar.baz ./types-anything/mk-mods.nix
## types.functionTo
checkConfigOutput '^"input is input"$' config.result ./functionTo/trivial.nix
checkConfigOutput '^"a b"$' config.result ./functionTo/merging-list.nix
checkConfigError 'A definition for option .fun.\[function body\]. is not of type .string.. Definition values:\n\s*- In .*wrong-type.nix' config.result ./functionTo/wrong-type.nix
checkConfigOutput '^"b a"$' config.result ./functionTo/list-order.nix
checkConfigOutput '^"a c"$' config.result ./functionTo/merging-attrs.nix
# moduleType
checkConfigOutput '^"a b"$' config.resultFoo ./declare-variants.nix ./define-variant.nix
checkConfigOutput '^"a y z"$' config.resultFooBar ./declare-variants.nix ./define-variant.nix
checkConfigOutput '^"a b c"$' config.resultFooFoo ./declare-variants.nix ./define-variant.nix
## emptyValue's
checkConfigOutput "[ ]" config.list.a ./emptyValues.nix
checkConfigOutput "{ }" config.attrs.a ./emptyValues.nix
checkConfigOutput "null" config.null.a ./emptyValues.nix
checkConfigOutput "{ }" config.submodule.a ./emptyValues.nix
# These types don't have empty values
checkConfigError 'The option .int.a. is used but not defined' config.int.a ./emptyValues.nix
checkConfigError 'The option .nonEmptyList.a. is used but not defined' config.nonEmptyList.a ./emptyValues.nix
## types.raw
checkConfigOutput "{ foo = <CODE>; }" config.unprocessedNesting ./raw.nix
checkConfigOutput "10" config.processedToplevel ./raw.nix
checkConfigError "The option .multiple. is defined multiple times" config.multiple ./raw.nix
checkConfigOutput "bar" config.priorities ./raw.nix
# Test that types.optionType merges types correctly
checkConfigOutput '^10$' config.theOption.int ./optionTypeMerging.nix
checkConfigOutput '^"hello"$' config.theOption.str ./optionTypeMerging.nix
# Test that types.optionType correctly annotates option locations
checkConfigError 'The option .theOption.nested. in .other.nix. is already declared in .optionTypeFile.nix.' config.theOption.nested ./optionTypeFile.nix
cat <<EOF
====== module tests ======
$pass Pass
$fail Fail
EOF
if [ "$fail" -ne 0 ]; then
exit 1
fi
exit 0