fix: tests on Windows

do some magic with the paths

Author: Akos Kitta

src/test/suite/debug.slow-test.ts

@@ -1,6 +1,7 @@
 import assert from 'node:assert/strict';
+import os from 'node:os';
 import path from 'node:path';
-import temp from 'temp';
+import type temp from 'temp';
 import { __tests__ } from '../../debug';
 import { exec } from '../../exec';
 import { TestEnv } from '../testEnv';
@@ -35,7 +36,7 @@ describe('debug (slow)', () => {
         sketchPath,
         programmer,
       });
-      assert.deepStrictEqual(actual, {
+      const expected = {
         name: `Arduino (${fqbn}:programmer=${programmer})`,
         configId: `${fqbn}:programmer=${programmer}`,
         cwd: '${workspaceRoot}',
@@ -70,7 +71,21 @@ describe('debug (slow)', () => {
             'hardware/arduino-git/samd/variants/nano_33_iot/openocd_scripts/openocd.cfg'
           ),
         ],
-      });
+      };
+      if (os.platform() === 'win32') {
+        // The CLI builds the paths in a strange way and mixes the \\ separators with /
+        // Expected: "c:\\Users\\kittaakos\\dev\\vscode-arduino-tools\\.tests\\data\\packages\\arduino\\tools\\openocd\\0.10.0-arduino7\\bin\\openocd"
+        // Got: "C:\\Users\\kittaakos\\dev\\vscode-arduino-tools\\.tests\\data\\packages\\arduino\\tools\\openocd\\0.10.0-arduino7/bin/openocd"
+        // This logic adjusts the expectations on Windows
+        actual.serverpath = normalizePath(actual.serverpath);
+        actual.svdFile = normalizePath(actual.svdFile);
+        if (actual.configFiles) {
+          actual.configFiles[1] = <string>normalizePath(actual.configFiles[1]);
+        }
+        actual.armToolchainPath = normalizePath(actual.armToolchainPath);
+        actual.executable = <string>normalizePath(actual.executable, false); //
+      }
+      assert.deepStrictEqual(actual, expected);
     });
   });
 
@@ -145,4 +160,20 @@ describe('debug (slow)', () => {
   function fromBuildPath(...paths: string[]): string {
     return path.join(buildPath, ...paths);
   }
+
+  function normalizePath(
+    p: string | undefined,
+    driveLetterToLowerCase = true // This is a hack. Sometimes the CLI gives paths with capital case drive, sometimes it's lower-case.
+  ): string | undefined {
+    if (!p || os.platform() !== 'win32') {
+      return p;
+    }
+    let normalized = p.split('/').join('\\'); // cannot use path.resolve as the CLI sometimes gives the trailing separator on Windows, sometimes it does not
+    if (driveLetterToLowerCase && /^[a-z]:\\/i.test(normalized)) {
+      normalized =
+        normalized.substring(0, 1).toLowerCase() +
+        normalized.substring(1, normalized.length);
+    }
+    return normalized;
+  }
 });