Make tests runnable from everywhere

Makefile

@@ -71,18 +71,17 @@ dunstify: dunstify.o
 
 .PHONY: test test-valgrind test-coverage
 test: test/test clean-coverage-run
-	cd test && ./test
+	./test/test
 
 test-valgrind: test/test
-	cd ./test \
-		&& valgrind \
-			--suppressions=../.valgrind.suppressions \
-			--leak-check=full \
-			--show-leak-kinds=definite \
-			--errors-for-leak-kinds=definite \
-			--num-callers=40 \
-			--error-exitcode=123 \
-			./test
+	valgrind \
+		--suppressions=.valgrind.suppressions \
+		--leak-check=full \
+		--show-leak-kinds=definite \
+		--errors-for-leak-kinds=definite \
+		--num-callers=40 \
+		--error-exitcode=123 \
+		./test/test
 
 test-coverage: CFLAGS += -fprofile-arcs -ftest-coverage -O0
 test-coverage: test

test/icon.c

@@ -10,24 +10,23 @@
 #define IS_ICON_PNG(pb)  4 == gdk_pixbuf_get_width(pb)
 #define IS_ICON_SVG(pb) 16 == gdk_pixbuf_get_width(pb)
 
+extern const char *base;
+
 TEST test_get_pixbuf_from_file_tilde(void)
 {
-        char *cwd  = g_get_current_dir();
         const char *home = g_get_home_dir();
         const char *iconpath = ICONPREFIX;
 
-        if (0 != strncmp(home, cwd, strlen(home))) {
-                g_free(cwd);
+        if (0 != strncmp(home, base, strlen(home))) {
                 SKIPm("Current directory is not a subdirectory from user's home."
                       " Cannot test iconpath tilde expansion.\n");
         }
 
-        gchar *path = g_build_filename(cwd, iconpath, "valid", "icon1.svg", NULL);
+        gchar *path = g_build_filename(base, iconpath, "valid", "icon1.svg", NULL);
         path = string_replace_at(path, 0, strlen(home), "~");
 
         GdkPixbuf *pixbuf = get_pixbuf_from_file(path);
         g_clear_pointer(&path, g_free);
-        g_clear_pointer(&cwd, g_free);
 
         ASSERT(pixbuf);
         ASSERTm("The wrong pixbuf is loaded in the icon file.", IS_ICON_SVG(pixbuf));
@@ -37,14 +36,12 @@ TEST test_get_pixbuf_from_file_tilde(void)
 
 TEST test_get_pixbuf_from_file_absolute(void)
 {
-        char *cwd  = g_get_current_dir();
         const char *iconpath = ICONPREFIX;
 
-        gchar *path = g_build_filename(cwd, iconpath, "valid", "icon1.svg", NULL);
+        gchar *path = g_build_filename(base, iconpath, "valid", "icon1.svg", NULL);
 
         GdkPixbuf *pixbuf = get_pixbuf_from_file(path);
         g_clear_pointer(&path, g_free);
-        g_clear_pointer(&cwd, g_free);
 
         ASSERT(pixbuf);
         ASSERTm("The wrong pixbuf is loaded in the icon file.", IS_ICON_SVG(pixbuf));
@@ -94,7 +91,7 @@ TEST test_get_pixbuf_from_icon_onlypng(void)
 
 TEST test_get_pixbuf_from_icon_filename(void)
 {
-        char *icon = string_append(g_get_current_dir(), "/data/icons/valid.png", NULL);
+        char *icon = g_strconcat(base, "/data/icons/valid.png", NULL);
         GdkPixbuf *pixbuf = get_pixbuf_from_icon(icon);
         ASSERT(pixbuf);
         ASSERTm("PNG pixbuf isn't loaded", IS_ICON_PNG(pixbuf));
@@ -106,24 +103,23 @@ TEST test_get_pixbuf_from_icon_filename(void)
 
 TEST test_get_pixbuf_from_icon_fileuri(void)
 {
-        char *curdir = g_get_current_dir();
-        char *icon = g_strconcat("file://", curdir,"/data/icons/valid.svg", NULL);
+        char *icon = g_strconcat("file://", base, "/data/icons/valid.svg", NULL);
         GdkPixbuf *pixbuf = get_pixbuf_from_icon(icon);
         ASSERT(pixbuf);
         ASSERTm("SVG pixbuf isn't loaded", IS_ICON_SVG(pixbuf));
         g_clear_pointer(&pixbuf, g_object_unref);
 
         g_free(icon);
-        g_free(curdir);
         PASS();
 }
 
 SUITE(suite_icon)
 {
-        settings.icon_path =
-                 "." ICONPREFIX "/invalid"
-                ":." ICONPREFIX "/valid"
-                ":." ICONPREFIX "/both";
+        settings.icon_path = g_strconcat(
+                     base, ICONPREFIX "/invalid"
+                ":", base, ICONPREFIX "/valid"
+                ":", base, ICONPREFIX "/both",
+                NULL);
 
         RUN_TEST(test_get_pixbuf_from_file_tilde);
         RUN_TEST(test_get_pixbuf_from_file_absolute);
@@ -134,6 +130,6 @@ SUITE(suite_icon)
         RUN_TEST(test_get_pixbuf_from_icon_filename);
         RUN_TEST(test_get_pixbuf_from_icon_fileuri);
 
-        settings.icon_path = NULL;
+        g_clear_pointer(&settings.icon_path, g_free);
 }
 /* vim: set tabstop=8 shiftwidth=8 expandtab textwidth=0: */

test/notification.c

@@ -4,6 +4,8 @@
 #include "src/option_parser.h"
 #include "src/settings.h"
 
+extern const char *base;
+
 TEST test_notification_is_duplicate_field(char **field,
                                           struct notification *a,
                                           struct notification *b)
@@ -118,7 +120,8 @@ TEST test_notification_referencing(void)
 SUITE(suite_notification)
 {
         cmdline_load(0, NULL);
-        load_settings("data/dunstrc.default");
+        char *config_path = g_strconcat(base, "/data/dunstrc.default", NULL);
+        load_settings(config_path);
 
         struct notification *a = notification_create();
         a->appname = g_strdup("Test");
@@ -145,6 +148,7 @@ SUITE(suite_notification)
         RUN_TEST(test_notification_referencing);
 
         g_clear_pointer(&settings.icon_path, g_free);
+        g_free(config_path);
 }
 
 /* vim: set tabstop=8 shiftwidth=8 expandtab textwidth=0: */

test/option_parser.c

@@ -1,6 +1,8 @@
 #include "src/option_parser.c"
 #include "greatest.h"
 
+extern const char *base;
+
 TEST test_next_section(void)
 {
         const char *section = NULL;
@@ -276,7 +278,8 @@ TEST test_option_get_bool(void)
 
 SUITE(suite_option_parser)
 {
-        FILE *config_file = fopen("data/test-ini", "r");
+        char *config_path = g_strconcat(base, "/data/test-ini", NULL);
+        FILE *config_file = fopen(config_path, "r");
         if (!config_file) {
                 fputs("\nTest config file 'data/test-ini' couldn't be opened, failing.\n", stderr);
                 exit(1);
@@ -310,6 +313,8 @@ SUITE(suite_option_parser)
         RUN_TEST(test_option_get_int);
         RUN_TEST(test_option_get_double);
         RUN_TEST(test_option_get_bool);
+
+        g_free(config_path);
         free_ini();
         g_strfreev(argv);
         fclose(config_file);

test/test.c

@@ -1,9 +1,14 @@
 #include "greatest.h"
 
 #include <stdbool.h>
+#include <stdlib.h>
+#include <libgen.h>
+#include <errno.h>
 
 #include "src/log.h"
 
+const char *base;
+
 SUITE_EXTERN(suite_utils);
 SUITE_EXTERN(suite_option_parser);
 SUITE_EXTERN(suite_notification);
@@ -14,6 +19,13 @@ SUITE_EXTERN(suite_icon);
 GREATEST_MAIN_DEFS();
 
 int main(int argc, char *argv[]) {
+        char *prog = realpath(argv[0], NULL);
+        if (!prog) {
+                fprintf(stderr, "Cannot determine actual path of test executable: %s\n", strerror(errno));
+                exit(1);
+        }
+        base = dirname(prog);
+
         // do not print out warning messages, when executing tests
         dunst_log_init(true);
 
@@ -25,5 +37,8 @@ int main(int argc, char *argv[]) {
         RUN_SUITE(suite_misc);
         RUN_SUITE(suite_icon);
         GREATEST_MAIN_END();
+
+        base = NULL;
+        free(prog);
 }
 /* vim: set tabstop=8 shiftwidth=8 expandtab textwidth=0: */