From 15b0b4a5fd268b421ddc347e4417b2538a540922 Mon Sep 17 00:00:00 2001
From: Jakob Unterwurzacher
Date: Sat, 15 Aug 2020 16:08:16 +0200
Subject: v2api/reverse: start wiring up -exclude functionality

Exclude in readdir is missing.
---
 internal/fusefrontend_reverse/excluder_test.go | 83 ++++++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 internal/fusefrontend_reverse/excluder_test.go

(limited to 'internal/fusefrontend_reverse/excluder_test.go')

diff --git a/internal/fusefrontend_reverse/excluder_test.go b/internal/fusefrontend_reverse/excluder_test.go
new file mode 100644
index 0000000..47b430a
--- /dev/null
+++ b/internal/fusefrontend_reverse/excluder_test.go
@@ -0,0 +1,83 @@
+package fusefrontend_reverse
+
+import (
+	"io/ioutil"
+	"os"
+	"reflect"
+	"testing"
+
+	"github.com/rfjakob/gocryptfs/internal/fusefrontend"
+)
+
+func TestShouldNoCreateExcluderIfNoPattersWereSpecified(t *testing.T) {
+	var args fusefrontend.Args
+	excluder := prepareExcluder(args)
+	if excluder != nil {
+		t.Error("Should not have created excluder")
+	}
+}
+
+func TestShouldPrefixExcludeValuesWithSlash(t *testing.T) {
+	var args fusefrontend.Args
+	args.Exclude = []string{"file1", "dir1/file2.txt"}
+	args.ExcludeWildcard = []string{"*~", "build/*.o"}
+
+	expected := []string{"/file1", "/dir1/file2.txt", "*~", "build/*.o"}
+
+	patterns := getExclusionPatterns(args)
+	if !reflect.DeepEqual(patterns, expected) {
+		t.Errorf("expected %q, got %q", expected, patterns)
+	}
+}
+
+func TestShouldReadExcludePatternsFromFiles(t *testing.T) {
+	tmpfile1, err := ioutil.TempFile("", "excludetest")
+	if err != nil {
+		t.Fatal(err)
+	}
+	exclude1 := tmpfile1.Name()
+	defer os.Remove(exclude1)
+	defer tmpfile1.Close()
+
+	tmpfile2, err := ioutil.TempFile("", "excludetest")
+	if err != nil {
+		t.Fatal(err)
+	}
+	exclude2 := tmpfile2.Name()
+	defer os.Remove(exclude2)
+	defer tmpfile2.Close()
+
+	tmpfile1.WriteString("file1.1\n")
+	tmpfile1.WriteString("file1.2\n")
+	tmpfile2.WriteString("file2.1\n")
+	tmpfile2.WriteString("file2.2\n")
+
+	var args fusefrontend.Args
+	args.ExcludeWildcard = []string{"cmdline1"}
+	args.ExcludeFrom = []string{exclude1, exclude2}
+
+	// An empty string is returned for the last empty line
+	// It's ignored when the patterns are actually compiled
+	expected := []string{"cmdline1", "file1.1", "file1.2", "", "file2.1", "file2.2", ""}
+
+	patterns := getExclusionPatterns(args)
+	if !reflect.DeepEqual(patterns, expected) {
+		t.Errorf("expected %q, got %q", expected, patterns)
+	}
+}
+
+func TestShouldReturnFalseIfThereAreNoExclusions(t *testing.T) {
+	var rfs RootNode
+	if rfs.isExcludedPlain("any/path") {
+		t.Error("Should not exclude any path if no exclusions were specified")
+	}
+}
+
+func TestShouldCallIgnoreParserToCheckExclusion(t *testing.T) {
+	rfs, ignorerMock := createRFSWithMocks()
+
+	rfs.isExcludedPlain("some/path")
+	if ignorerMock.calledWith != "some/path" {
+		t.Error("Failed to call IgnoreParser")
+	}
+}
-- 
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