linux-master/lib/test_linear_ranges.c

3  * KUnit test for the linear_ranges helper.
8 #include <kunit/test.h>
18  * bugs. This may lead to ideas about demands to get certain % of "test
23  * which generate test cases to test the existing functions - and by default
26  * tests that do not test code is correct but just verify nothing changes.
28  * working, your test must not assume it is working. You won't catch any bugs
37  * ...chances are you also need to fix the test cases. In sunny day you fix one
38  * test. But I've done refactoring which resulted 500+ broken tests (which had
43  * can implement few, carefully selected simple UT-cases which test this. I've
50  * or test more or less obvious things - but I want to see the main logic is
51  * working. And I definitely don't want to add 500+ test cases that break when
114 static void range_test_get_value(struct kunit *test)
122 		KUNIT_EXPECT_EQ(test, 0, ret);
123 		KUNIT_EXPECT_EQ(test, val, range1_vals[i]);
128 		KUNIT_EXPECT_EQ(test, 0, ret);
129 		KUNIT_EXPECT_EQ(test, val, range2_vals[i]);
132 	KUNIT_EXPECT_NE(test, 0, ret);
135 static void range_test_get_selector_high(struct kunit *test)
144 		KUNIT_EXPECT_EQ(test, 0, ret);
145 		KUNIT_EXPECT_EQ(test, sel, range1_sels[i]);
146 		KUNIT_EXPECT_TRUE(test, found);
151 	KUNIT_EXPECT_LE(test, ret, 0);
155 	KUNIT_EXPECT_EQ(test, 0, ret);
156 	KUNIT_EXPECT_FALSE(test, found);
157 	KUNIT_EXPECT_EQ(test, sel, range1_sels[0]);
160 static void range_test_get_value_amount(struct kunit *test)
165 	KUNIT_EXPECT_EQ(test, (int)RANGE_NUM_VALS, ret);
168 static void range_test_get_selector_low(struct kunit *test)
178 		KUNIT_EXPECT_EQ(test, 0, ret);
179 		KUNIT_EXPECT_EQ(test, sel, range1_sels[i]);
180 		KUNIT_EXPECT_TRUE(test, found);
186 		KUNIT_EXPECT_EQ(test, 0, ret);
187 		KUNIT_EXPECT_EQ(test, sel, range2_sels[i]);
188 		KUNIT_EXPECT_TRUE(test, found);
199 	KUNIT_EXPECT_EQ(test, 0, ret);
200 	KUNIT_EXPECT_EQ(test, sel, range2_sels[RANGE2_NUM_VALS - 1]);
201 	KUNIT_EXPECT_FALSE(test, found);
213 	.name = "linear-ranges-test",