TreeBuilder.create has source as optional param, plus associated tests

petemill · petemill · commit 72baaafcb87f · 2015-12-08T23:34:32.000-08:00
diff --git a/generate/input/descriptor.json b/generate/input/descriptor.json
@@ -2099,6 +2099,13 @@
               "isReturn": true
             }
           }
+        },
+        "git_treebuilder_new": {
+          "args": {
+            "source": {
+              "isOptional": true
+            }
+          }
         }
       }
     },
diff --git a/test/tests/treebuilder.js b/test/tests/treebuilder.js
@@ -0,0 +1,46 @@
+var assert = require("assert");
+var path = require("path");
+var fs = require('fs');
+var promisify = require("promisify-node");
+var readDir = promisify(fs.readdir);
+var local = path.join.bind(path, __dirname);
+
+describe("TreeBuilder", function(){
+
+    var RepoUtils = require("../utils/repository_setup");
+    var Git = require("../../");
+    var reposPath = local("../repos/workdir");
+    //setup test repo each test
+    beforeEach(function() {
+      var test = this;
+
+      return Git.Repository.open(reposPath)
+        .then(function(repo) {
+          test.repo = repo;
+        });
+    });
+    //treebuilder created with no source when creating a new folder (each folder in git is a tree), or the root folder for a root commit
+    it("Can create a new treebuilder with no source", function(){
+
+        return Git.Treebuilder.create(this.repo, null);
+    });
+    //treebuilder created with a source tree can add / read from tree
+    it("Can create a treebuilder from the latest commit tree", function(){
+
+      var test = this;
+      //get latest commit
+      return test.repo.getHeadCommit()
+      //get tree of commit
+      .then(function(commit){ return commit.getTree() })
+      //make treebuilder from tree
+      .then(function(tree){ return Git.Treebuilder.create(test.repo, tree)})
+      //verify treebuilder can do stuff
+      .then(function(treeBuilder){
+        //check
+        //count how many entries we should have
+        return readDir(reposPath)
+        //treebuilder should have all entries in the clean working dir (minus .git folder)
+        .then(dirEntries => assert.equal(dirEntries.length-1, treeBuilder.entrycount()));
+      });
+    });
+})

Original file line number	Diff line number	Diff line change
`@@ -2099,6 +2099,13 @@`
`2099`	`2099`	`"isReturn": true`
`2100`	`2100`	`}`
`2101`	`2101`	`}`
	`2102`	`+ },`
	`2103`	`+ "git_treebuilder_new": {`
	`2104`	`+ "args": {`
	`2105`	`+ "source": {`
	`2106`	`+ "isOptional": true`
	`2107`	`+ }`
	`2108`	`+ }`
`2102`	`2109`	`}`
`2103`	`2110`	`}`
`2104`	`2111`	`},`