Adding upstream version 0.28.1.

Signed-off-by: Daniel Baumann <daniel@debian.org>

core/validators/file_test.go

@@ -0,0 +1,75 @@
+package validators_test
+
+import (
+	"fmt"
+	"strings"
+	"testing"
+
+	"github.com/pocketbase/pocketbase/core/validators"
+	"github.com/pocketbase/pocketbase/tools/filesystem"
+)
+
+func TestUploadedFileSize(t *testing.T) {
+	t.Parallel()
+
+	file, err := filesystem.NewFileFromBytes([]byte("test"), "test.txt")
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	scenarios := []struct {
+		maxBytes    int64
+		file        *filesystem.File
+		expectError bool
+	}{
+		{0, nil, false},
+		{4, nil, false},
+		{3, file, true}, // all test files have "test" as content
+		{4, file, false},
+		{5, file, false},
+	}
+
+	for _, s := range scenarios {
+		t.Run(fmt.Sprintf("%d", s.maxBytes), func(t *testing.T) {
+			err := validators.UploadedFileSize(s.maxBytes)(s.file)
+
+			hasErr := err != nil
+			if hasErr != s.expectError {
+				t.Fatalf("Expected hasErr to be %v, got %v (%v)", s.expectError, hasErr, err)
+			}
+		})
+	}
+}
+
+func TestUploadedFileMimeType(t *testing.T) {
+	t.Parallel()
+
+	file, err := filesystem.NewFileFromBytes([]byte("test"), "test.png") // the extension shouldn't matter
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	scenarios := []struct {
+		types       []string
+		file        *filesystem.File
+		expectError bool
+	}{
+		{nil, nil, false},
+		{[]string{"image/jpeg"}, nil, false},
+		{[]string{}, file, true},
+		{[]string{"image/jpeg"}, file, true},
+		// test files are detected as "text/plain; charset=utf-8" content type
+		{[]string{"image/jpeg", "text/plain; charset=utf-8"}, file, false},
+	}
+
+	for i, s := range scenarios {
+		t.Run(fmt.Sprintf("%d_%s", i, strings.Join(s.types, ";")), func(t *testing.T) {
+			err := validators.UploadedFileMimeType(s.types)(s.file)
+
+			hasErr := err != nil
+			if hasErr != s.expectError {
+				t.Fatalf("Expected hasErr to be %v, got %v (%v)", s.expectError, hasErr, err)
+			}
+		})
+	}
+}