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|
# Unit tests for lib.path functions. Use `nix-build` in this directory to
# run these
{ libpath }:
let
lib = import libpath;
inherit (lib.path) hasPrefix removePrefix append splitRoot subpath;
cases = lib.runTests {
# Test examples from the lib.path.append documentation
testAppendExample1 = {
expr = append /foo "bar/baz";
expected = /foo/bar/baz;
};
testAppendExample2 = {
expr = append /foo "./bar//baz/./";
expected = /foo/bar/baz;
};
testAppendExample3 = {
expr = append /. "foo/bar";
expected = /foo/bar;
};
testAppendExample4 = {
expr = (builtins.tryEval (append "/foo" "bar")).success;
expected = false;
};
testAppendExample5 = {
expr = (builtins.tryEval (append /foo /bar)).success;
expected = false;
};
testAppendExample6 = {
expr = (builtins.tryEval (append /foo "")).success;
expected = false;
};
testAppendExample7 = {
expr = (builtins.tryEval (append /foo "/bar")).success;
expected = false;
};
testAppendExample8 = {
expr = (builtins.tryEval (append /foo "../bar")).success;
expected = false;
};
testHasPrefixExample1 = {
expr = hasPrefix /foo /foo/bar;
expected = true;
};
testHasPrefixExample2 = {
expr = hasPrefix /foo /foo;
expected = true;
};
testHasPrefixExample3 = {
expr = hasPrefix /foo/bar /foo;
expected = false;
};
testHasPrefixExample4 = {
expr = hasPrefix /. /foo;
expected = true;
};
testRemovePrefixExample1 = {
expr = removePrefix /foo /foo/bar/baz;
expected = "./bar/baz";
};
testRemovePrefixExample2 = {
expr = removePrefix /foo /foo;
expected = "./.";
};
testRemovePrefixExample3 = {
expr = (builtins.tryEval (removePrefix /foo/bar /foo)).success;
expected = false;
};
testRemovePrefixExample4 = {
expr = removePrefix /. /foo;
expected = "./foo";
};
testSplitRootExample1 = {
expr = splitRoot /foo/bar;
expected = { root = /.; subpath = "./foo/bar"; };
};
testSplitRootExample2 = {
expr = splitRoot /.;
expected = { root = /.; subpath = "./."; };
};
testSplitRootExample3 = {
expr = splitRoot /foo/../bar;
expected = { root = /.; subpath = "./bar"; };
};
testSplitRootExample4 = {
expr = (builtins.tryEval (splitRoot "/foo/bar")).success;
expected = false;
};
# Test examples from the lib.path.subpath.isValid documentation
testSubpathIsValidExample1 = {
expr = subpath.isValid null;
expected = false;
};
testSubpathIsValidExample2 = {
expr = subpath.isValid "";
expected = false;
};
testSubpathIsValidExample3 = {
expr = subpath.isValid "/foo";
expected = false;
};
testSubpathIsValidExample4 = {
expr = subpath.isValid "../foo";
expected = false;
};
testSubpathIsValidExample5 = {
expr = subpath.isValid "foo/bar";
expected = true;
};
testSubpathIsValidExample6 = {
expr = subpath.isValid "./foo//bar/";
expected = true;
};
# Some extra tests
testSubpathIsValidTwoDotsEnd = {
expr = subpath.isValid "foo/..";
expected = false;
};
testSubpathIsValidTwoDotsMiddle = {
expr = subpath.isValid "foo/../bar";
expected = false;
};
testSubpathIsValidTwoDotsPrefix = {
expr = subpath.isValid "..foo";
expected = true;
};
testSubpathIsValidTwoDotsSuffix = {
expr = subpath.isValid "foo..";
expected = true;
};
testSubpathIsValidTwoDotsPrefixComponent = {
expr = subpath.isValid "foo/..bar/baz";
expected = true;
};
testSubpathIsValidTwoDotsSuffixComponent = {
expr = subpath.isValid "foo/bar../baz";
expected = true;
};
testSubpathIsValidThreeDots = {
expr = subpath.isValid "...";
expected = true;
};
testSubpathIsValidFourDots = {
expr = subpath.isValid "....";
expected = true;
};
testSubpathIsValidThreeDotsComponent = {
expr = subpath.isValid "foo/.../bar";
expected = true;
};
testSubpathIsValidFourDotsComponent = {
expr = subpath.isValid "foo/..../bar";
expected = true;
};
# Test examples from the lib.path.subpath.join documentation
testSubpathJoinExample1 = {
expr = subpath.join [ "foo" "bar/baz" ];
expected = "./foo/bar/baz";
};
testSubpathJoinExample2 = {
expr = subpath.join [ "./foo" "." "bar//./baz/" ];
expected = "./foo/bar/baz";
};
testSubpathJoinExample3 = {
expr = subpath.join [ ];
expected = "./.";
};
testSubpathJoinExample4 = {
expr = (builtins.tryEval (subpath.join [ /foo ])).success;
expected = false;
};
testSubpathJoinExample5 = {
expr = (builtins.tryEval (subpath.join [ "" ])).success;
expected = false;
};
testSubpathJoinExample6 = {
expr = (builtins.tryEval (subpath.join [ "/foo" ])).success;
expected = false;
};
testSubpathJoinExample7 = {
expr = (builtins.tryEval (subpath.join [ "../foo" ])).success;
expected = false;
};
# Test examples from the lib.path.subpath.normalise documentation
testSubpathNormaliseExample1 = {
expr = subpath.normalise "foo//bar";
expected = "./foo/bar";
};
testSubpathNormaliseExample2 = {
expr = subpath.normalise "foo/./bar";
expected = "./foo/bar";
};
testSubpathNormaliseExample3 = {
expr = subpath.normalise "foo/bar";
expected = "./foo/bar";
};
testSubpathNormaliseExample4 = {
expr = subpath.normalise "foo/bar/";
expected = "./foo/bar";
};
testSubpathNormaliseExample5 = {
expr = subpath.normalise "foo/bar/.";
expected = "./foo/bar";
};
testSubpathNormaliseExample6 = {
expr = subpath.normalise ".";
expected = "./.";
};
testSubpathNormaliseExample7 = {
expr = (builtins.tryEval (subpath.normalise "foo/../bar")).success;
expected = false;
};
testSubpathNormaliseExample8 = {
expr = (builtins.tryEval (subpath.normalise "")).success;
expected = false;
};
testSubpathNormaliseExample9 = {
expr = (builtins.tryEval (subpath.normalise "/foo")).success;
expected = false;
};
# Some extra tests
testSubpathNormaliseIsValidDots = {
expr = subpath.normalise "./foo/.bar/.../baz...qux";
expected = "./foo/.bar/.../baz...qux";
};
testSubpathNormaliseWrongType = {
expr = (builtins.tryEval (subpath.normalise null)).success;
expected = false;
};
testSubpathNormaliseTwoDots = {
expr = (builtins.tryEval (subpath.normalise "..")).success;
expected = false;
};
testSubpathComponentsExample1 = {
expr = subpath.components ".";
expected = [ ];
};
testSubpathComponentsExample2 = {
expr = subpath.components "./foo//bar/./baz/";
expected = [ "foo" "bar" "baz" ];
};
testSubpathComponentsExample3 = {
expr = (builtins.tryEval (subpath.components "/foo")).success;
expected = false;
};
};
in
if cases == [] then "Unit tests successful"
else throw "Path unit tests failed: ${lib.generators.toPretty {} cases}"
|