push sheeet

pkgs/pkgs-lib/formats/java-properties/test/Main.java

@@ -0,0 +1,27 @@
+import java.io.FileInputStream;
+import java.io.InputStream;
+import java.util.Properties;
+import java.util.SortedSet;
+import java.util.TreeSet;
+
+class Main {
+    public static void main (String args[]) {
+        try {
+            InputStream input = new FileInputStream(args[0]);
+            Properties prop = new Properties();
+            prop.load(input);
+            SortedSet<String> keySet = new TreeSet(prop.keySet());
+            for (String key : keySet) {
+                System.out.println("KEY");
+                System.out.println(key);
+                System.out.println("VALUE");
+                System.out.println(prop.get(key));
+                System.out.println("");
+            }
+        } catch (Exception e) {
+          e.printStackTrace();
+          System.err.println(e.toString());
+          System.exit(1);
+        }
+    }
+}

pkgs/pkgs-lib/formats/java-properties/test/default.nix

@@ -0,0 +1,90 @@
+{
+  formats,
+  glibcLocales,
+  jdk,
+  lib,
+  stdenv,
+}:
+
+# This test primarily tests correct escaping.
+# See also testJavaProperties in
+# pkgs/pkgs-lib/tests/formats.nix, which tests
+# type coercions and is a bit easier to read.
+
+let
+  inherit (lib) concatStrings attrValues mapAttrs;
+
+  javaProperties = formats.javaProperties { };
+
+  input = {
+    foo = "bar";
+    "empty value" = "";
+    "typical.dot.syntax" = "com.sun.awt";
+    "" = "empty key's value";
+    "1" = "2 3";
+    "#" = "not a comment # still not";
+    "!" = "not a comment!";
+    "!a" = "still not! a comment";
+    "!b" = "still not ! a comment";
+    "dos paths" = "C:\\Program Files\\Nix For Windows\\nix.exe";
+    "a \t\nb" = " c";
+    "angry \t\nkey" = ''
+      multi
+      ${"\tline\r"}
+       space-
+        indented
+      trailing-space${" "}
+      trailing-space${"  "}
+      value
+    '';
+    "this=not" = "bad";
+    "nor = this" = "bad";
+    "all stuff" = "foo = bar";
+    "unicode big brain" = "e = mc□";
+    "ütf-8" = "dûh";
+    # NB: Some editors (vscode) show this _whole_ line in right-to-left order
+    "الجبر" = "أكثر من مجرد أرقام";
+  };
+
+in
+stdenv.mkDerivation {
+  name = "pkgs.formats.javaProperties-test-${jdk.name}";
+  nativeBuildInputs = [
+    jdk
+    glibcLocales
+  ];
+
+  # technically should go through the type.merge first, but that's tested
+  # in tests/formats.nix.
+  properties = javaProperties.generate "example.properties" input;
+
+  # Expected output as printed by Main.java
+  passAsFile = [ "expected" ];
+  expected = concatStrings (
+    attrValues (
+      mapAttrs (key: value: ''
+        KEY
+        ${key}
+        VALUE
+        ${value}
+
+      '') input
+    )
+  );
+
+  src = lib.sourceByRegex ./. [
+    ".*\\.java"
+  ];
+  # On Linux, this can be C.UTF-8, but darwin + zulu requires en_US.UTF-8
+  LANG = "en_US.UTF-8";
+  buildPhase = ''
+    javac Main.java
+  '';
+  doCheck = true;
+  checkPhase = ''
+    cat -v $properties
+    java Main $properties >actual
+    diff -U3 $expectedPath actual
+  '';
+  installPhase = "touch $out";
+}