Added assert samples

samples/Makefile.am

@@ -3,10 +3,11 @@ TESTS = \
 	report \
 	suites \
 	fixtures \
+	asserts \
 	simple
 
 TESTS_ENVIRONMENT = CRITERION_ALWAYS_SUCCEED=1
 
 check_PROGRAMS = $(TESTS)
-CFLAGS = -I$(top_srcdir)/include/
+CFLAGS = -I$(top_srcdir)/include/ -std=c99
 LDADD = -L$(top_srcdir)/ -lcriterion

samples/asserts.c

@@ -0,0 +1,43 @@
+#include <criterion/criterion.h>
+
+Test(asserts, base) {
+    assert(true);
+    expect(true);
+
+    assert(true, "Assertions may take failure messages");
+
+    expect(false, "assert is fatal, expect isn't");
+    assert(false, "This assert runs");
+    assert(false, "This does not");
+}
+
+Test(asserts, string) {
+    assert_strings_equal("hello", "hello");
+    assert_strings_not_equal("hello", "olleh");
+
+    assert_strings_gt("hello", "hell");
+    assert_strings_geq("hello", "hell");
+    assert_strings_geq("hello", "hello");
+
+    assert_strings_lt("hell", "hello");
+    assert_strings_leq("hell", "hello");
+    assert_strings_leq("hello", "hello");
+}
+
+Test(asserts, native) {
+    assert_equal(1, 1);
+    assert_not_equal(1, 2);
+
+    assert_lt(1, 2);
+    assert_leq(1, 2);
+    assert_leq(2, 2);
+
+    assert_gt(2, 1);
+    assert_geq(2, 1);
+    assert_geq(2, 2);
+}
+
+Test(asserts, float) {
+    assert_not_equal(0.1 * 0.1, 0.01);
+    assert_float_equal(0.1 * 0.1, 0.01, 0.001);
+}