72 lines
1.4 KiB
Nix
72 lines
1.4 KiB
Nix
{ depot, ... }:
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let
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inherit (depot.users.sterni.nix)
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string
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;
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inherit (depot.nix.runTestsuite)
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it
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assertEq
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runTestsuite
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;
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testTakeDrop = it "tests take and drop" [
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(assertEq "take"
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(string.take 5 "five and more")
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"five ")
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(assertEq "drop"
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(string.drop 2 "coin")
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"in")
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(assertEq "take out of bounds"
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(string.take 100 "foo")
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"foo")
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(assertEq "drop out of bounds"
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(string.drop 42 "lol")
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"")
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];
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testIndexing = it "tests string indexing" [
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(assertEq "normal charAt"
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(string.charAt 3 "helo")
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"o")
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(assertEq "out of bounds charAt"
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(string.charAt 5 "helo")
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null)
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];
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testFinding = it "tests finding in strings" [
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(assertEq "normal charIndex"
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(string.charIndex "d" "abcdefghijkl")
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3)
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(assertEq "charIndex no match"
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(string.charIndex "w" "zZzZzzzZZZ")
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null)
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];
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dontEval = builtins.throw "this should not get evaluated";
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testMatch = it "tests match" [
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(assertEq "basic match usage" 42
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(string.match "answer" {
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"answer" = 42;
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"banana" = dontEval;
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"maleur" = dontEval;
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}))
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];
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f = "f";
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testPrintf = it "prints f" [
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(assertEq "basic %s usage" "print ${f}" (string.printf "print %s" f))
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(assertEq "% escaping" "100%" (string.printf "100%%"))
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];
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in
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runTestsuite "nix.string" [
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testTakeDrop
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testIndexing
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testFinding
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testMatch
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testPrintf
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]
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