[recipes] Add a test for ID generation



commit 14762f697e9d81bdfa35c7b32ba9e93e19072ecf
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Feb 25 10:03:48 2017 -0500

    Add a test for ID generation
    
    This is something we can easily test, so lets do it.

 tests/Makefile.am          |    9 +++
 tests/id-data/ids.expected |    5 ++
 tests/id-data/ids.in       |    2 +
 tests/ids.c                |  152 ++++++++++++++++++++++++++++++++++++++++++++
 tests/meson.build          |    6 ++-
 5 files changed, 173 insertions(+), 1 deletions(-)
---
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 2ef1a48..7f1068d 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -6,11 +6,13 @@ TESTS_ENVIRONMENT = \
        MALLOC_PERTURB_=$$(($${RANDOM:-256} % 256))
 
 TESTS = \
+       ids \
        unit \
        number \
        ingredients
 
 check_PROGRAMS = \
+       ids \
        unit \
        number \
        ingredients
@@ -38,6 +40,13 @@ unit_CFLAGS = \
        -I$(top_srcdir)/src
 unit_LDADD = $(RECIPES_LIBS)
 
+ids_SOURCES = ids.c
+ids_CFLAGS = \
+       $(RECIPES_CFLAGS)       \
+       -DPKGDATADIR=\"$(pkgdatadir)\"  \
+       -I$(top_srcdir)/src
+ids_LDADD = $(RECIPES_LIBS)
+
 EXTRA_DIST = \
        ingredients-data/valid-1.expected ingredients-data/valid-1.in   \
        ingredients-data/valid-2.expected ingredients-data/valid-2.in   \
diff --git a/tests/id-data/ids.expected b/tests/id-data/ids.expected
new file mode 100644
index 0000000..45c6211
--- /dev/null
+++ b/tests/id-data/ids.expected
@@ -0,0 +1,5 @@
+INPUT 'R_      Sylvia's_Bratkartoffeln _by_    sylvia'
+
+INPUT '2017's greatest «hot» [fish] soup'
+OUTPUT 2017_s_greatest_«hot»__fish__soup
+
diff --git a/tests/id-data/ids.in b/tests/id-data/ids.in
new file mode 100644
index 0000000..3e52e36
--- /dev/null
+++ b/tests/id-data/ids.in
@@ -0,0 +1,2 @@
+R_     Sylvia's_Bratkartoffeln _by_    sylvia
+2017's greatest «hot» [fish] soup
diff --git a/tests/ids.c b/tests/ids.c
new file mode 100644
index 0000000..d8b231f
--- /dev/null
+++ b/tests/ids.c
@@ -0,0 +1,152 @@
+/* ids.c
+ *
+ * Copyright (C) 2017 Matthias Clasen <mclasen redhat com#}#>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more &details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+#include <locale.h>
+#include <stdio.h>
+#include <string.h>
+#include <glib.h>
+#include "gr-utils.h"
+#include "gr-utils.c"
+
+static GString *string;
+
+static void
+test_line (const char *line)
+{
+        char *input;
+        g_autoptr(GError) error = NULL;
+        g_auto(GStrv) strv = NULL;
+
+        g_string_append_printf (string, "INPUT '%s'\n", line);
+
+        strv = g_strsplit (line, "\t", 0);
+        switch (g_strv_length (strv)) {
+                case 1:
+                        g_string_append_printf (string, "OUTPUT %s\n", generate_id (strv[0], NULL));
+                        break;
+                case 2:
+                        g_string_append_printf (string, "OUTPUT %s\n", generate_id (strv[0], strv[1], NULL));
+                        break;
+                case 3:
+                        g_string_append_printf (string, "OUTPUT %s\n", generate_id (strv[0], strv[1], 
strv[2], NULL));
+                        break;
+        }
+
+        g_string_append (string, "\n");
+}
+
+static void
+test_file (const char *filename)
+{
+        g_autofree char *contents = NULL;
+        gsize length;
+        g_autoptr(GError) error = NULL;
+        g_auto(GStrv) lines = NULL;
+        int i;
+
+        if (!g_file_get_contents (filename, &contents, &length, &error)) {
+                fprintf (stderr, "%s\n", error->message);
+                return;
+        }
+
+        lines = g_strsplit (contents, "\n", -1);
+        for (i = 0; lines[i]; i++) {
+                if (lines[i][0] != 0 && lines[i][0] != '#')
+                        test_line (lines[i]);
+        }
+}
+
+static char *
+get_expected_filename (const char *filename)
+{
+        char *f, *p, *expected;
+
+        f = g_strdup (filename);
+        p = strstr (f, ".in");
+        if (p)
+                *p = 0;
+        expected = g_strconcat (f, ".expected", NULL);
+
+        g_free (f);
+
+        return expected;
+}
+
+static void
+test_parse (gconstpointer d)
+{
+        const char *filename = d;
+        char *expected_file;
+        char *expected;
+        GError *error = NULL;
+
+        expected_file = get_expected_filename (filename);
+
+        string = g_string_sized_new (0);
+
+        test_file (filename);
+
+        g_file_get_contents (expected_file, &expected, NULL, &error);
+        g_assert_no_error (error);
+        g_assert_cmpstr (string->str, ==, expected);
+        g_free (expected);
+
+        g_string_free (string, TRUE);
+
+        g_free (expected_file);
+}
+
+int main (int argc, char *argv[])
+{
+        GDir *dir;
+        GError *error;
+        const char *name;
+        char *path;
+
+        g_setenv ("LC_ALL", "en_US.UTF-8", TRUE);
+        setlocale (LC_ALL, "");
+
+        g_test_init (&argc, &argv, NULL);
+
+        /* allow to easily generate expected output for new test cases */
+        if (argc > 1) {
+                string = g_string_sized_new (0);
+                test_file (argv[1]);
+                g_print ("%s", string->str);
+                return 0;
+        }
+
+        error = NULL;
+        path = g_test_build_filename (G_TEST_DIST, "id-data", NULL);
+        dir = g_dir_open (path, 0, &error);
+        g_free (path);
+        g_assert_no_error (error);
+        while ((name = g_dir_read_name (dir)) != NULL) {
+                if (!g_str_has_suffix (name, ".in"))
+                        continue;
+
+                path = g_strdup_printf ("/id/parse/%s", name);
+                g_test_add_data_func_full (path, g_test_build_filename (G_TEST_DIST, "id-data", name, NULL),
+                                           test_parse, g_free);
+                g_free (path);
+        }
+        g_dir_close (dir);
+
+  return g_test_run ();
+}
diff --git a/tests/meson.build b/tests/meson.build
index 95ec4e8..acbd105 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -20,5 +20,9 @@ test('number', number, env : env)
 unit = executable('unit', 'unit.c',
                   include_directories : tests_inc,
                   dependencies: deps)
-
 test('unit', unit, env : env)
+
+ids = executable('ids', 'id.c',
+                  include_directories : tests_inc,
+                  dependencies: deps)
+test('ids', ids, env : env)


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