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[minetest.git] / src / unittest / test_settings.cpp
1 /*
2 Minetest
3 Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as published by
7 the Free Software Foundation; either version 2.1 of the License, or
8 (at your option) any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 GNU Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18 */
19
20 #include "test.h"
21
22 #include <cmath>
23 #include "settings.h"
24 #include "noise.h"
25
26 class TestSettings : public TestBase {
27 public:
28         TestSettings() { TestManager::registerTestModule(this); }
29         const char *getName() { return "TestSettings"; }
30
31         void runTests(IGameDef *gamedef);
32
33         void testAllSettings();
34
35         static const char *config_text_before;
36         static const std::string config_text_after;
37 };
38
39 static TestSettings g_test_instance;
40
41 void TestSettings::runTests(IGameDef *gamedef)
42 {
43         TEST(testAllSettings);
44 }
45
46 ////////////////////////////////////////////////////////////////////////////////
47
48 const char *TestSettings::config_text_before =
49         "leet = 1337\n"
50         "leetleet = 13371337\n"
51         "leetleet_neg = -13371337\n"
52         "floaty_thing = 1.1\n"
53         "stringy_thing = asd /( ¤%&(/\" BLÖÄRP\n"
54         "coord = (1, 2, 4.5)\n"
55         "      # this is just a comment\n"
56         "this is an invalid line\n"
57         "asdf = {\n"
58         "       a   = 5\n"
59         "       bb  = 2.5\n"
60         "       ccc = \"\"\"\n"
61         "testy\n"
62         "   testa   \n"
63         "\"\"\"\n"
64         "\n"
65         "}\n"
66         "blarg = \"\"\" \n"
67         "some multiline text\n"
68         "     with leading whitespace!\n"
69         "\"\"\"\n"
70         "np_terrain = 5, 40, (250, 250, 250), 12341, 5, 0.7, 2.4\n"
71         "zoop = true";
72
73 const std::string TestSettings::config_text_after =
74         "leet = 1337\n"
75         "leetleet = 13371337\n"
76         "leetleet_neg = -13371337\n"
77         "floaty_thing = 1.1\n"
78         "stringy_thing = asd /( ¤%&(/\" BLÖÄRP\n"
79         "coord = (1, 2, 4.5)\n"
80         "      # this is just a comment\n"
81         "this is an invalid line\n"
82         "asdf = {\n"
83         "       a   = 5\n"
84         "       bb  = 2.5\n"
85         "       ccc = \"\"\"\n"
86         "testy\n"
87         "   testa   \n"
88         "\"\"\"\n"
89         "\n"
90         "}\n"
91         "blarg = \"\"\" \n"
92         "some multiline text\n"
93         "     with leading whitespace!\n"
94         "\"\"\"\n"
95         "np_terrain = {\n"
96         "       flags = defaults\n"
97         "       lacunarity = 2.4\n"
98         "       octaves = 6\n"
99         "       offset = 3.5\n"
100         "       persistence = 0.7\n"
101         "       scale = 40\n"
102         "       seed = 12341\n"
103         "       spread = (250,250,250)\n"
104         "}\n"
105         "zoop = true\n"
106         "coord2 = (1,2,3.3)\n"
107         "floaty_thing_2 = 1.2\n"
108         "groupy_thing = {\n"
109         "       animals = cute\n"
110         "       num_apples = 4\n"
111         "       num_oranges = 53\n"
112         "}\n";
113
114 void TestSettings::testAllSettings()
115 {
116         try {
117         Settings s;
118
119         // Test reading of settings
120         std::istringstream is(config_text_before);
121         s.parseConfigLines(is);
122
123         UASSERT(s.getS32("leet") == 1337);
124         UASSERT(s.getS16("leetleet") == 32767);
125         UASSERT(s.getS16("leetleet_neg") == -32768);
126
127         // Not sure if 1.1 is an exact value as a float, but doesn't matter
128         UASSERT(fabs(s.getFloat("floaty_thing") - 1.1) < 0.001);
129         UASSERT(s.get("stringy_thing") == "asd /( ¤%&(/\" BLÖÄRP");
130         UASSERT(fabs(s.getV3F("coord").X - 1.0) < 0.001);
131         UASSERT(fabs(s.getV3F("coord").Y - 2.0) < 0.001);
132         UASSERT(fabs(s.getV3F("coord").Z - 4.5) < 0.001);
133
134         // Test the setting of settings too
135         s.setFloat("floaty_thing_2", 1.2);
136         s.setV3F("coord2", v3f(1, 2, 3.3));
137         UASSERT(s.get("floaty_thing_2").substr(0,3) == "1.2");
138         UASSERT(fabs(s.getFloat("floaty_thing_2") - 1.2) < 0.001);
139         UASSERT(fabs(s.getV3F("coord2").X - 1.0) < 0.001);
140         UASSERT(fabs(s.getV3F("coord2").Y - 2.0) < 0.001);
141         UASSERT(fabs(s.getV3F("coord2").Z - 3.3) < 0.001);
142
143         // Test settings groups
144         Settings *group = s.getGroup("asdf");
145         UASSERT(group != NULL);
146         UASSERT(s.getGroupNoEx("zoop", group) == false);
147         UASSERT(group->getS16("a") == 5);
148         UASSERT(fabs(group->getFloat("bb") - 2.5) < 0.001);
149
150         Settings *group3 = new Settings;
151         group3->set("cat", "meow");
152         group3->set("dog", "woof");
153
154         Settings *group2 = new Settings;
155         group2->setS16("num_apples", 4);
156         group2->setS16("num_oranges", 53);
157         group2->setGroup("animals", group3);
158         group2->set("animals", "cute"); //destroys group 3
159         s.setGroup("groupy_thing", group2);
160
161         // Test set failure conditions
162         UASSERT(s.set("Zoop = Poop\nsome_other_setting", "false") == false);
163         UASSERT(s.set("sneaky", "\"\"\"\njabberwocky = false") == false);
164         UASSERT(s.set("hehe", "asdfasdf\n\"\"\"\nsomething = false") == false);
165
166         // Test multiline settings
167         UASSERT(group->get("ccc") == "testy\n   testa   ");
168
169         UASSERT(s.get("blarg") ==
170                 "some multiline text\n"
171                 "     with leading whitespace!");
172
173         // Test NoiseParams
174         UASSERT(s.getEntry("np_terrain").is_group == false);
175
176         NoiseParams np;
177         UASSERT(s.getNoiseParams("np_terrain", np) == true);
178         UASSERT(std::fabs(np.offset - 5) < 0.001f);
179         UASSERT(std::fabs(np.scale - 40) < 0.001f);
180         UASSERT(std::fabs(np.spread.X - 250) < 0.001f);
181         UASSERT(std::fabs(np.spread.Y - 250) < 0.001f);
182         UASSERT(std::fabs(np.spread.Z - 250) < 0.001f);
183         UASSERT(np.seed == 12341);
184         UASSERT(np.octaves == 5);
185         UASSERT(std::fabs(np.persist - 0.7) < 0.001f);
186
187         np.offset  = 3.5;
188         np.octaves = 6;
189         s.setNoiseParams("np_terrain", np);
190
191         UASSERT(s.getEntry("np_terrain").is_group == true);
192
193         // Test writing
194         std::ostringstream os(std::ios_base::binary);
195         is.clear();
196         is.seekg(0);
197
198         UASSERT(s.updateConfigObject(is, os, "", 0) == true);
199         //printf(">>>> expected config:\n%s\n", TEST_CONFIG_TEXT_AFTER);
200         //printf(">>>> actual config:\n%s\n", os.str().c_str());
201 #if __cplusplus < 201103L
202         // This test only works in older C++ versions than C++11 because we use unordered_map
203         UASSERT(os.str() == config_text_after);
204 #endif
205         } catch (SettingNotFoundException &e) {
206                 UASSERT(!"Setting not found!");
207         }
208 }