keep entered revision in source browser

scm-ui/src/repos/sources/components/FileTree.js

@@ -13,6 +13,7 @@ const styles = {
 
 type Props = {
   tree: SourcesCollection,
+  revision: string,
   path: string,
   baseUrl: string,
 
@@ -35,8 +36,14 @@ export function findParent(path: string) {
 
 class FileTree extends React.Component<Props> {
   render() {
-    const { tree, path, baseUrl, classes, t } = this.props;
-    const baseUrlWithRevision = baseUrl + "/" + tree.revision;
+    const { tree, revision, path, baseUrl, classes, t } = this.props;
+
+    let baseUrlWithRevision = baseUrl;
+    if (revision) {
+      baseUrlWithRevision += "/" + revision;
+    } else {
+      baseUrlWithRevision += "/" + tree.revision;
+    }
 
     const files = [];
     if (path) {

scm-ui/src/repos/sources/components/FileTreeLeaf.js

@@ -21,13 +21,24 @@ type Props = {
   classes: any
 };
 
+export function createLink(base: string, file: File) {
+  let link = base;
+  if (file.path) {
+    let path = file.path;
+    if (path.startsWith("/")) {
+      path = path.substring(1);
+    }
+    link += "/" + path;
+  }
+  if (!link.endsWith("/")) {
+    link += "/";
+  }
+  return link;
+}
+
 class FileTreeLeaf extends React.Component<Props> {
   createLink = (file: File) => {
-    let link = this.props.baseUrl;
-    if (file.path) {
-      link += "/" + file.path + "/";
-    }
-    return link;
+    return createLink(this.props.baseUrl, file);
   };
 
   createFileIcon = (file: File) => {

scm-ui/src/repos/sources/components/FileTreeLeaf.test.js

@@ -0,0 +1,24 @@
+// @flow
+
+import { createLink } from "./FileTreeLeaf";
+import type { File } from "@scm-manager/ui-types";
+
+describe("create link tests", () => {
+  function dir(path: string): File {
+    return {
+      name: "dir",
+      path: path,
+      directory: true
+    };
+  }
+
+  it("should create link", () => {
+    expect(createLink("src", dir("main"))).toBe("src/main/");
+    expect(createLink("src", dir("/main"))).toBe("src/main/");
+    expect(createLink("src", dir("/main/"))).toBe("src/main/");
+  });
+
+  it("should return base url if the directory path is empty", () => {
+    expect(createLink("src", dir(""))).toBe("src/");
+  });
+});