filet.CleanUp(t) does not work on Windows

.gitignore

@@ -0,0 +1,36 @@
+# Binaries for programs and plugins
+bin/
+
+# package dependencies file generated by `dep ensure` command
+Gopkg.lock
+
+# Test binary, built with `go test -c`
+*.test
+
+# Output of the go coverage tool, specifically when used with LiteIDE
+*.out
+
+# Dependency directories (remove the comment below to include it)
+vendor/
+
+# app log files
+*.log
+
+# Editors
+# PyCharm
+.idea
+# VIM
+*~
+*.swp
+*.swo
+# Visual Studio Code
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+*.code-workspace
+.history/
+
+# Git
+*.orig

Gopkg.toml

@@ -0,0 +1,38 @@
+# Gopkg.toml example
+#
+# Refer to https://golang.github.io/dep/docs/Gopkg.toml.html
+# for detailed Gopkg.toml documentation.
+#
+# required = ["github.com/user/thing/cmd/thing"]
+# ignored = ["github.com/user/project/pkgX", "bitbucket.org/user/project/pkgA/pkgY"]
+#
+# [[constraint]]
+#   name = "github.com/user/project"
+#   version = "1.0.0"
+#
+# [[constraint]]
+#   name = "github.com/user/project2"
+#   branch = "dev"
+#   source = "github.com/myfork/project2"
+#
+# [[override]]
+#   name = "github.com/x/y"
+#   version = "2.4.0"
+#
+# [prune]
+#   non-go = false
+#   go-tests = true
+#   unused-packages = true
+
+
+[[constraint]]
+  name = "github.com/spf13/afero"
+  version = "1.4.1"
+
+[[constraint]]
+  name = "github.com/stretchr/testify"
+  version = "1.6.1"
+
+[prune]
+  go-tests = true
+  unused-packages = true

filet.go

@@ -34,6 +34,7 @@ TmpFile Creates a tmp file for us to use when testing
 */
 func TmpFile(t TestReporter, dir string, content string) afero.File {
 	file, err := afero.TempFile(appFs, dir, "file")
+	defer file.Close()
 
 	if err != nil {
 		t.Error("Failed to create the tmpFile: "+file.Name(), err)
@@ -50,6 +51,8 @@ File Creates a specified file for us to use when testing
 */
 func File(t TestReporter, path string, content string) afero.File {
 	file, err := appFs.OpenFile(path, os.O_RDWR|os.O_CREATE, 0600)
+	defer file.Close()
+
 	if err != nil {
 		t.Error("Failed to create the file: "+path, err)
 		return nil