From 73c9e02352bb7dcad6c57c0702e43077a2e3ef92 Mon Sep 17 00:00:00 2001
From: Slawomir Jaranowski <s.jaranowski@gmail.com>
Date: Sun, 11 Aug 2024 09:55:58 +0200
Subject: [PATCH] Environment variable Path should be used as case-insensitive

fix #438
---
 pom.xml                                        |  2 ++
 .../java/org/codehaus/mojo/exec/ExecMojo.java  | 18 ++++++++++++------
 .../org/codehaus/mojo/exec/ExecMojoTest.java   | 15 ++++++++-------
 3 files changed, 22 insertions(+), 13 deletions(-)

diff --git a/pom.xml b/pom.xml
index 4f8cf34c..737b3997 100644
--- a/pom.xml
+++ b/pom.xml
@@ -137,6 +137,8 @@
     <asm.version>9.7</asm.version>
     <invoker.parallelThreads>1C</invoker.parallelThreads>
     <project.build.outputTimestamp>2024-08-06T21:32:24Z</project.build.outputTimestamp>
+
+    <surefire.redirectTestOutputToFile>false</surefire.redirectTestOutputToFile>
   </properties>
 
   <dependencies>
diff --git a/src/main/java/org/codehaus/mojo/exec/ExecMojo.java b/src/main/java/org/codehaus/mojo/exec/ExecMojo.java
index 8d2f9bb5..dc34140d 100644
--- a/src/main/java/org/codehaus/mojo/exec/ExecMojo.java
+++ b/src/main/java/org/codehaus/mojo/exec/ExecMojo.java
@@ -36,6 +36,7 @@
 import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
+import java.util.Objects;
 import java.util.Set;
 import java.util.TreeSet;
 import java.util.function.Consumer;
@@ -488,8 +489,7 @@ private Map<String, String> handleSystemEnvVariables() throws MojoExecutionExcep
         }
 
         if (this.getLog().isDebugEnabled()) {
-            Set<String> keys = new TreeSet<>();
-            keys.addAll(enviro.keySet());
+            Set<String> keys = new TreeSet<>(enviro.keySet());
             for (String key : keys) {
                 this.getLog().debug("env: " + key + "=" + enviro.get(key));
             }
@@ -758,10 +758,13 @@ CommandLine getExecutablePath(Map<String, String> enviro, File dir) {
                 exec = tc.findTool(executable);
             } else {
                 if (OS.isFamilyWindows()) {
+                    System.out.println("enviro: " + enviro);
                     List<String> paths = this.getExecutablePaths(enviro);
+                    System.out.println("win paths: " + paths);
                     paths.add(0, dir.getAbsolutePath());
 
                     exec = findExecutable(executable, paths);
+                    System.out.println("win executable: "+ executable + " found exec: " + exec);
                 }
             }
         }
@@ -825,10 +828,13 @@ private List<String> getExecutablePaths(Map<String, String> enviro) {
         List<String> paths = new ArrayList<>();
         paths.add("");
 
-        String path = enviro.get("PATH");
-        if (path != null) {
-            paths.addAll(Arrays.asList(StringUtils.split(path, File.pathSeparator)));
-        }
+        enviro.entrySet().stream()
+                .filter(entry -> "PATH".equalsIgnoreCase(entry.getKey()))
+                .map(Map.Entry::getValue)
+                .filter(Objects::nonNull)
+                .map(path -> path.split(File.pathSeparator))
+                .map(Arrays::asList)
+                .forEach(paths::addAll);
 
         return paths;
     }
diff --git a/src/test/java/org/codehaus/mojo/exec/ExecMojoTest.java b/src/test/java/org/codehaus/mojo/exec/ExecMojoTest.java
index 3a0773a2..42e2d9ea 100644
--- a/src/test/java/org/codehaus/mojo/exec/ExecMojoTest.java
+++ b/src/test/java/org/codehaus/mojo/exec/ExecMojoTest.java
@@ -146,15 +146,16 @@ public void testGetExecutablePath() throws IOException {
 
             realMojo.setExecutable("javax.bat");
             cmd = realMojo.getExecutablePath(enviro, workdir);
-            assertTrue(
-                    "is bat file on windows, execute using ComSpec.",
-                    cmd.getExecutable().equals(comSpec));
+            assertEquals("is bat file on windows, execute using ComSpec.", comSpec, cmd.getExecutable());
+            assertEquals("is /c argument pass using ComSpec.", "/c", cmd.getArguments()[0]);
 
-            enviro.put("PATH", workdir.getAbsolutePath() + File.separator + "target");
+            String path = workdir.getAbsolutePath() + File.separator + "target";
+            enviro.put("Path", path);
             cmd = realMojo.getExecutablePath(enviro, workdir);
-            assertTrue(
-                    "is bat file on windows' PATH, execute using ComSpec.",
-                    cmd.getExecutable().equals(comSpec));
+            assertEquals("is bat file on windows' PATH, execute using ComSpec.", comSpec, cmd.getExecutable());
+            assertEquals("is /c argument pass using ComSpec.", "/c", cmd.getArguments()[0]);
+            assertEquals("full path is discovered.", path + File.separator + "javax.bat", cmd.getArguments()[1]);
+
             f.delete();
             assertFalse("file deleted...", f.exists());
         }