fix: address path-related issue in Windows tests

Signed-off-by: Donnie Adams <[email protected]>

Author: thedadams

exec_test.go

@@ -531,39 +531,39 @@ func TestDetermineProperCommand(t *testing.T) {
 		},
 		{
 			name: "bin set to absolute path",
-			bin:  "/usr/local/bin/gptscript",
-			dir:  "/usr/local",
-			want: "/usr/local/bin/gptscript",
+			bin:  string(os.PathSeparator) + filepath.Join("usr", "local", "bin", "gptscript"),
+			dir:  string(os.PathSeparator) + filepath.Join("usr", "local"),
+			want: string(os.PathSeparator) + filepath.Join("usr", "local", "bin", "gptscript"),
 		},
 		{
 			name: "bin set to relative path",
-			bin:  "../bin/gptscript",
-			dir:  "/usr/local",
-			want: "../bin/gptscript",
+			bin:  filepath.Join("..", "bin", "gptscript"),
+			dir:  string(os.PathSeparator) + filepath.Join("usr", "local"),
+			want: filepath.Join("..", "bin", "gptscript"),
 		},
 		{
 			name: "bin set to relative 'to me' path with os.Args[0]",
-			bin:  "<me>/../bin/gptscript",
+			bin:  "<me>" + string(os.PathSeparator) + filepath.Join("..", "bin", "gptscript"),
 			dir:  filepath.Dir(os.Args[0]),
-			want: filepath.Join(filepath.Dir(os.Args[0]), "../bin/gptscript"),
+			want: filepath.Join(filepath.Dir(os.Args[0]), filepath.Join("..", "bin", "gptscript")),
 		},
 		{
 			name: "env var set to relative 'to me' path with extra and dir is current",
-			bin:  "<me>/../bin/gptscript",
-			dir:  "./",
-			want: "./../bin/gptscript",
+			bin:  "<me>" + string(os.PathSeparator) + filepath.Join("..", "bin", "gptscript"),
+			dir:  ".",
+			want: "." + string(os.PathSeparator) + filepath.Join("..", "bin", "gptscript"),
 		},
 		{
 			name: "env var set to relative 'to me' path and dir is current",
-			bin:  "<me>/gptscript",
-			dir:  "./",
-			want: "./gptscript",
+			bin:  "<me>" + string(os.PathSeparator) + "gptscript",
+			dir:  ".",
+			want: "." + string(os.PathSeparator) + "gptscript",
 		},
 		{
 			name: "env var set to relative 'to me' path with extra and dir is current",
-			bin:  "<me>/../bin/gptscript",
-			dir:  "./",
-			want: "./../bin/gptscript",
+			bin:  "<me>" + string(os.PathSeparator) + filepath.Join("..", "bin", "gptscript"),
+			dir:  ".",
+			want: "." + string(os.PathSeparator) + filepath.Join("..", "bin", "gptscript"),
 		},
 	}
 	for _, tt := range tests {