Added FS.analyzePath() which will simplify some library functions.

2 files changed, 254 insertions, 0 deletions

diff --git a/tests/filesystem/output.txt b/tests/filesystem/output.txt
new file mode 100644
index 00000000..dd58133c
--- /dev/null
+++ b/tests/filesystem/output.txt
@@ -0,0 +1,208 @@
+
+  isRoot: false
+  exists: true
+  error: 0
+  path: /abc
+  name: abc
+  object.contents: ["123","456","deviceA","localLink","rootLink","relativeLink"]
+  parentExists: true
+  parentPath: /
+  parentObject.contents: ["forbidden","abc","def"]
+
+/
+  isRoot: true
+  exists: true
+  error: 0
+  path: /
+  name: /
+  object.contents: ["forbidden","abc","def"]
+  parentExists: true
+  parentPath: /
+  parentObject.contents: ["forbidden","abc","def"]
+
+.
+  isRoot: false
+  exists: true
+  error: 0
+  path: /abc
+  name: abc
+  object.contents: ["123","456","deviceA","localLink","rootLink","relativeLink"]
+  parentExists: true
+  parentPath: /
+  parentObject.contents: ["forbidden","abc","def"]
+
+..
+  isRoot: true
+  exists: true
+  error: 0
+  path: /
+  name: /
+  object.contents: ["forbidden","abc","def"]
+  parentExists: true
+  parentPath: /
+  parentObject.contents: ["forbidden","abc","def"]
+
+../..
+  isRoot: true
+  exists: true
+  error: 0
+  path: /
+  name: /
+  object.contents: ["forbidden","abc","def"]
+  parentExists: true
+  parentPath: /
+  parentObject.contents: ["forbidden","abc","def"]
+
+/abc
+  isRoot: false
+  exists: true
+  error: 0
+  path: /abc
+  name: abc
+  object.contents: ["123","456","deviceA","localLink","rootLink","relativeLink"]
+  parentExists: true
+  parentPath: /
+  parentObject.contents: ["forbidden","abc","def"]
+
+/abc/123
+  isRoot: false
+  exists: true
+  error: 0
+  path: /abc/123
+  name: 123
+  object.contents: []
+  parentExists: true
+  parentPath: /abc
+  parentObject.contents: ["123","456","deviceA","localLink","rootLink","relativeLink"]
+
+/abc/noexist
+  isRoot: false
+  exists: false
+  error: 2
+  path: null
+  name: noexist
+  object.contents: null
+  parentExists: true
+  parentPath: /abc
+  parentObject.contents: ["123","456","deviceA","localLink","rootLink","relativeLink"]
+
+/abc/deviceA
+  isRoot: false
+  exists: true
+  error: 0
+  path: /abc/deviceA
+  name: deviceA
+  object.contents: []
+  parentExists: true
+  parentPath: /abc
+  parentObject.contents: ["123","456","deviceA","localLink","rootLink","relativeLink"]
+
+/abc/localLink
+  isRoot: false
+  exists: true
+  error: 0
+  path: /abc/123
+  name: 123
+  object.contents: []
+  parentExists: true
+  parentPath: /abc
+  parentObject.contents: ["123","456","deviceA","localLink","rootLink","relativeLink"]
+
+/abc/rootLink
+  isRoot: true
+  exists: true
+  error: 0
+  path: /
+  name: /
+  object.contents: ["forbidden","abc","def"]
+  parentExists: true
+  parentPath: /
+  parentObject.contents: ["forbidden","abc","def"]
+
+/abc/relativeLink
+  isRoot: false
+  exists: true
+  error: 0
+  path: /def
+  name: def
+  object.contents: ["789","deviceB"]
+  parentExists: true
+  parentPath: /
+  parentObject.contents: ["forbidden","abc","def"]
+
+/abc/relativeLink/deviceB
+  isRoot: false
+  exists: true
+  error: 0
+  path: /def/deviceB
+  name: deviceB
+  object.contents: []
+  parentExists: true
+  parentPath: /def
+  parentObject.contents: ["789","deviceB"]
+
+/abc/rootLink/noexist
+  isRoot: false
+  exists: false
+  error: 2
+  path: null
+  name: noexist
+  object.contents: null
+  parentExists: true
+  parentPath: /
+  parentObject.contents: ["forbidden","abc","def"]
+
+/abc/rootLink/abc/noexist
+  isRoot: false
+  exists: false
+  error: 2
+  path: null
+  name: noexist
+  object.contents: null
+  parentExists: true
+  parentPath: /abc
+  parentObject.contents: ["123","456","deviceA","localLink","rootLink","relativeLink"]
+
+/forbidden
+  isRoot: false
+  exists: true
+  error: 0
+  path: /forbidden
+  name: forbidden
+  object.contents: ["test"]
+  parentExists: true
+  parentPath: /
+  parentObject.contents: ["forbidden","abc","def"]
+
+/forbidden/test
+  isRoot: false
+  exists: false
+  error: 13
+  path: null
+  name: test
+  object.contents: null
+  parentExists: true
+  parentPath: /forbidden
+  parentObject.contents: ["test"]
+
+/forbidden/noexist
+  isRoot: false
+  exists: false
+  error: 13
+  path: null
+  name: noexist
+  object.contents: null
+  parentExists: true
+  parentPath: /forbidden
+  parentObject.contents: ["test"]
+
+/noexist1/noexist2
+  isRoot: false
+  exists: false
+  error: 2
+  path: null
+  name: null
+  object.contents: null
+  parentExists: false
+  parentPath: null
+  parentObject.contents: null
diff --git a/tests/filesystem/src.js b/tests/filesystem/src.js
new file mode 100644
index 00000000..5fdef564
--- /dev/null
+++ b/tests/filesystem/src.js
@@ -0,0 +1,46 @@
+FS.createFolder('/', 'forbidden', false, false);
+FS.createFolder('/forbidden', 'test', true, true);
+FS.createPath('/', 'abc/123', true, true);
+FS.createPath('/', 'abc/456', true, true);
+FS.createPath('/', 'def/789', true, true);
+FS.createDevice('/abc', 'deviceA', function() {}, function() {});
+FS.createDevice('/def', 'deviceB', function() {}, function() {});
+FS.createLink('/abc', 'localLink', '123', true, true);
+FS.createLink('/abc', 'rootLink', '/', true, true);
+FS.createLink('/abc', 'relativeLink', '../def', true, true);
+
+function explore(path) {
+  print(path);
+  var ret = FS.analyzePath(path);
+  print('  isRoot: ' + ret.isRoot);
+  print('  exists: ' + ret.exists);
+  print('  error: ' + ret.error);
+  print('  path: ' + ret.path);
+  print('  name: ' + ret.name);
+  print('  object.contents: ' + (ret.object && JSON.stringify(Object.keys(ret.object.contents || {}))));
+  print('  parentExists: ' + ret.parentExists);
+  print('  parentPath: ' + ret.parentPath);
+  print('  parentObject.contents: ' + (ret.parentObject && JSON.stringify(Object.keys(ret.parentObject.contents))));
+  print('');
+}
+
+FS.currentPath = '/abc';
+explore('');
+explore('/');
+explore('.');
+explore('..');
+explore('../..');
+explore('/abc');
+explore('/abc/123');
+explore('/abc/noexist');
+explore('/abc/deviceA');
+explore('/abc/localLink');
+explore('/abc/rootLink');
+explore('/abc/relativeLink');
+explore('/abc/relativeLink/deviceB');
+explore('/abc/rootLink/noexist');
+explore('/abc/rootLink/abc/noexist');
+explore('/forbidden');
+explore('/forbidden/test');
+explore('/forbidden/noexist');
+explore('/noexist1/noexist2');