Adding upstream version 1.7.0.

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

tests/test_plugins.py

@@ -1,113 +0,0 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-from __future__ import unicode_literals
-
-import codecs
-import os
-import unittest
-
-from treelib import Tree
-from treelib.plugins import export_to_dot
-
-
-class DotExportCase(unittest.TestCase):
-    """Test class for the export to dot format function"""
-
-    def setUp(self):
-        tree = Tree()
-        tree.create_node("Hárry", "hárry")
-        tree.create_node("Jane", "jane", parent="hárry")
-        tree.create_node("Bill", "bill", parent="hárry")
-        tree.create_node("Diane", "diane", parent="jane")
-        tree.create_node("George", "george", parent="bill")
-        self.tree = tree
-
-    def read_generated_output(self, filename):
-        output = codecs.open(filename, "r", "utf-8")
-        generated = output.read()
-        output.close()
-
-        return generated
-
-    def test_export_to_dot(self):
-        export_to_dot(self.tree, "tree.dot")
-        expected = """\
-digraph tree {
-\t"hárry" [label="Hárry", shape=circle]
-\t"bill" [label="Bill", shape=circle]
-\t"jane" [label="Jane", shape=circle]
-\t"george" [label="George", shape=circle]
-\t"diane" [label="Diane", shape=circle]
-
-\t"hárry" -> "jane"
-\t"hárry" -> "bill"
-\t"bill" -> "george"
-\t"jane" -> "diane"
-}"""
-
-        self.assertTrue(
-            os.path.isfile("tree.dot"), "The file tree.dot could not be found."
-        )
-        generated = self.read_generated_output("tree.dot")
-
-        self.assertEqual(
-            generated, expected, "Generated dot tree is not the expected one"
-        )
-        os.remove("tree.dot")
-
-    def test_export_to_dot_empty_tree(self):
-        empty_tree = Tree()
-        export_to_dot(empty_tree, "tree.dot")
-
-        expected = """\
-digraph tree {
-}"""
-        self.assertTrue(
-            os.path.isfile("tree.dot"), "The file tree.dot could not be found."
-        )
-        generated = self.read_generated_output("tree.dot")
-
-        self.assertEqual(
-            expected, generated, "The generated output for an empty tree is not empty"
-        )
-        os.remove("tree.dot")
-
-    def test_unicode_filename(self):
-        tree = Tree()
-        tree.create_node("Node 1", "node_1")
-        export_to_dot(tree, "ŕʩϢ.dot")
-
-        expected = """\
-digraph tree {
-\t"node_1" [label="Node 1", shape=circle]
-}"""
-        self.assertTrue(
-            os.path.isfile("ŕʩϢ.dot"), "The file ŕʩϢ.dot could not be found."
-        )
-        generated = self.read_generated_output("ŕʩϢ.dot")
-        self.assertEqual(
-            expected, generated, "The generated file content is not the expected one"
-        )
-        os.remove("ŕʩϢ.dot")
-
-    def test_export_with_minus_in_filename(self):
-        tree = Tree()
-        tree.create_node("Example Node", "example-node")
-        expected = """\
-digraph tree {
-\t"example-node" [label="Example Node", shape=circle]
-}"""
-
-        export_to_dot(tree, "id_with_minus.dot")
-        self.assertTrue(
-            os.path.isfile("id_with_minus.dot"),
-            "The file id_with_minus.dot could not be found.",
-        )
-        generated = self.read_generated_output("id_with_minus.dot")
-        self.assertEqual(
-            expected, generated, "The generated file content is not the expected one"
-        )
-        os.remove("id_with_minus.dot")
-
-    def tearDown(self):
-        self.tree = None

tests/test_tree.py

@@ -35,6 +35,14 @@ class TreeCase(unittest.TestCase):
         #       |-- George
         self.tree = tree
         self.copytree = Tree(self.tree, deep=True)
+        self.input_dict = {
+            "Bill": "Harry",
+            "Jane": "Harry",
+            "Harry": None,
+            "Diane": "Jane",
+            "Mark": "Jane",
+            "Mary": "Harry",
+        }
 
     @staticmethod
     def get_t1():
@@ -734,3 +742,29 @@ Hárry
         t.create_node(identifier="root-B")
         self.assertEqual(len(t.nodes.keys()), 1)
         self.assertEqual(t.root, "root-B")
+
+    def test_from_map(self):
+        tree = Tree.from_map(self.input_dict)
+        self.assertTrue(tree.size() == 6)
+        self.assertTrue(
+            tree.root == [k for k, v in self.input_dict.items() if v is None][0]
+        )
+        tree = Tree.from_map(self.input_dict, id_func=lambda x: x.upper())
+        self.assertTrue(tree.size() == 6)
+
+        def data_func(x):
+            return x.upper()
+
+        tree = Tree.from_map(self.input_dict, data_func=data_func)
+        self.assertTrue(tree.size() == 6)
+        self.assertTrue(
+            tree.get_node(tree.root).data
+            == data_func([k for k, v in self.input_dict.items() if v is None][0])
+        )
+        with self.assertRaises(ValueError):
+            # invalid input payload without a root
+            tree = Tree.from_map({"a": "b"})
+
+        with self.assertRaises(ValueError):
+            # invalid input payload without more than 1 root
+            tree = Tree.from_map({"a": None, "b": None})