mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-27 09:14:20 +00:00
260 lines
8.1 KiB
Plaintext
260 lines
8.1 KiB
Plaintext
LL| |#![feature(coverage_attribute)]
|
|
LL| |//@ edition: 2021
|
|
LL| |//@ min-llvm-version: 18
|
|
LL| |//@ ignore-llvm-version: 19 - 99
|
|
LL| |//@ compile-flags: -Zcoverage-options=mcdc
|
|
LL| |//@ llvm-cov-flags: --show-branches=count --show-mcdc
|
|
LL| |
|
|
LL| 4|fn nested_if_in_condition(a: bool, b: bool, c: bool) {
|
|
LL| 4| if a && if b || c { true } else { false } {
|
|
^3 ^2 ^2 ^1
|
|
------------------
|
|
| Branch (LL:8): [True: 3, False: 1]
|
|
| Branch (LL:13): [True: 2, False: 1]
|
|
| Branch (LL:16): [True: 1, False: 2]
|
|
| Branch (LL:21): [True: 1, False: 1]
|
|
------------------
|
|
|---> MC/DC Decision Region (LL:8) to (LL:46)
|
|
|
|
|
| Number of Conditions: 2
|
|
| Condition C1 --> (LL:8)
|
|
| Condition C2 --> (LL:13)
|
|
|
|
|
| Executed MC/DC Test Vectors:
|
|
|
|
|
| C1, C2 Result
|
|
| 1 { F, - = F }
|
|
| 2 { T, F = F }
|
|
| 3 { T, T = T }
|
|
|
|
|
| C1-Pair: covered: (1,3)
|
|
| C2-Pair: covered: (2,3)
|
|
| MC/DC Coverage for Decision: 100.00%
|
|
|
|
|
|---> MC/DC Decision Region (LL:16) to (LL:22)
|
|
|
|
|
| Number of Conditions: 2
|
|
| Condition C1 --> (LL:16)
|
|
| Condition C2 --> (LL:21)
|
|
|
|
|
| Executed MC/DC Test Vectors:
|
|
|
|
|
| C1, C2 Result
|
|
| 1 { F, F = F }
|
|
| 2 { T, - = T }
|
|
| 3 { F, T = T }
|
|
|
|
|
| C1-Pair: covered: (1,2)
|
|
| C2-Pair: covered: (1,3)
|
|
| MC/DC Coverage for Decision: 100.00%
|
|
|
|
|
------------------
|
|
LL| 2| say("yes");
|
|
LL| 2| } else {
|
|
LL| 2| say("no");
|
|
LL| 2| }
|
|
LL| 4|}
|
|
LL| |
|
|
LL| 4|fn doubly_nested_if_in_condition(a: bool, b: bool, c: bool, d: bool) {
|
|
LL| 4| if a && if b || if c && d { true } else { false } { false } else { true } {
|
|
^3 ^2 ^1 ^1 ^1 ^2 ^1
|
|
------------------
|
|
| Branch (LL:8): [True: 3, False: 1]
|
|
| Branch (LL:13): [True: 1, False: 2]
|
|
| Branch (LL:16): [True: 1, False: 2]
|
|
| Branch (LL:21): [True: 1, False: 1]
|
|
| Branch (LL:24): [True: 1, False: 1]
|
|
| Branch (LL:29): [True: 1, False: 0]
|
|
------------------
|
|
|---> MC/DC Decision Region (LL:8) to (LL:78)
|
|
|
|
|
| Number of Conditions: 2
|
|
| Condition C1 --> (LL:8)
|
|
| Condition C2 --> (LL:13)
|
|
|
|
|
| Executed MC/DC Test Vectors:
|
|
|
|
|
| C1, C2 Result
|
|
| 1 { F, - = F }
|
|
| 2 { T, F = F }
|
|
| 3 { T, T = T }
|
|
|
|
|
| C1-Pair: covered: (1,3)
|
|
| C2-Pair: covered: (2,3)
|
|
| MC/DC Coverage for Decision: 100.00%
|
|
|
|
|
|---> MC/DC Decision Region (LL:16) to (LL:54)
|
|
|
|
|
| Number of Conditions: 2
|
|
| Condition C1 --> (LL:16)
|
|
| Condition C2 --> (LL:21)
|
|
|
|
|
| Executed MC/DC Test Vectors:
|
|
|
|
|
| C1, C2 Result
|
|
| 1 { F, F = F }
|
|
| 2 { T, - = T }
|
|
| 3 { F, T = T }
|
|
|
|
|
| C1-Pair: covered: (1,2)
|
|
| C2-Pair: covered: (1,3)
|
|
| MC/DC Coverage for Decision: 100.00%
|
|
|
|
|
|---> MC/DC Decision Region (LL:24) to (LL:30)
|
|
|
|
|
| Number of Conditions: 2
|
|
| Condition C1 --> (LL:24)
|
|
| Condition C2 --> (LL:29)
|
|
|
|
|
| Executed MC/DC Test Vectors:
|
|
|
|
|
| C1, C2 Result
|
|
| 1 { F, - = F }
|
|
| 2 { T, T = T }
|
|
|
|
|
| C1-Pair: covered: (1,2)
|
|
| C2-Pair: not covered
|
|
| MC/DC Coverage for Decision: 50.00%
|
|
|
|
|
------------------
|
|
LL| 1| say("yes");
|
|
LL| 3| } else {
|
|
LL| 3| say("no");
|
|
LL| 3| }
|
|
LL| 4|}
|
|
LL| |
|
|
LL| 3|fn nested_single_condition_decision(a: bool, b: bool) {
|
|
LL| 3| // Decision with only 1 decision should not be instrumented by MCDC because
|
|
LL| 3| // branch-coverage is equivalent to MCDC coverage in this case, and we don't
|
|
LL| 3| // want to waste bitmap space for this.
|
|
LL| 3| if a && if b { false } else { true } {
|
|
^2 ^1 ^1
|
|
------------------
|
|
| Branch (LL:8): [True: 2, False: 1]
|
|
| Branch (LL:13): [True: 1, False: 1]
|
|
| Branch (LL:16): [True: 1, False: 1]
|
|
------------------
|
|
|---> MC/DC Decision Region (LL:8) to (LL:41)
|
|
|
|
|
| Number of Conditions: 2
|
|
| Condition C1 --> (LL:8)
|
|
| Condition C2 --> (LL:13)
|
|
|
|
|
| Executed MC/DC Test Vectors:
|
|
|
|
|
| C1, C2 Result
|
|
| 1 { F, - = F }
|
|
| 2 { T, F = F }
|
|
| 3 { T, T = T }
|
|
|
|
|
| C1-Pair: covered: (1,3)
|
|
| C2-Pair: covered: (2,3)
|
|
| MC/DC Coverage for Decision: 100.00%
|
|
|
|
|
------------------
|
|
LL| 1| say("yes");
|
|
LL| 2| } else {
|
|
LL| 2| say("no");
|
|
LL| 2| }
|
|
LL| 3|}
|
|
LL| |
|
|
LL| 7|fn nested_in_then_block_in_condition(a: bool, b: bool, c: bool, d: bool, e: bool) {
|
|
LL| 7| if a && if b || c { if d && e { true } else { false } } else { false } {
|
|
^6 ^5 ^5 ^2 ^1 ^4 ^1
|
|
------------------
|
|
| Branch (LL:8): [True: 6, False: 1]
|
|
| Branch (LL:13): [True: 1, False: 5]
|
|
| Branch (LL:16): [True: 1, False: 5]
|
|
| Branch (LL:21): [True: 4, False: 1]
|
|
| Branch (LL:28): [True: 2, False: 3]
|
|
| Branch (LL:33): [True: 1, False: 1]
|
|
------------------
|
|
|---> MC/DC Decision Region (LL:8) to (LL:75)
|
|
|
|
|
| Number of Conditions: 2
|
|
| Condition C1 --> (LL:8)
|
|
| Condition C2 --> (LL:13)
|
|
|
|
|
| Executed MC/DC Test Vectors:
|
|
|
|
|
| C1, C2 Result
|
|
| 1 { F, - = F }
|
|
| 2 { T, F = F }
|
|
| 3 { T, T = T }
|
|
|
|
|
| C1-Pair: covered: (1,3)
|
|
| C2-Pair: covered: (2,3)
|
|
| MC/DC Coverage for Decision: 100.00%
|
|
|
|
|
|---> MC/DC Decision Region (LL:16) to (LL:22)
|
|
|
|
|
| Number of Conditions: 2
|
|
| Condition C1 --> (LL:16)
|
|
| Condition C2 --> (LL:21)
|
|
|
|
|
| Executed MC/DC Test Vectors:
|
|
|
|
|
| C1, C2 Result
|
|
| 1 { F, F = F }
|
|
| 2 { T, - = T }
|
|
| 3 { F, T = T }
|
|
|
|
|
| C1-Pair: covered: (1,2)
|
|
| C2-Pair: covered: (1,3)
|
|
| MC/DC Coverage for Decision: 100.00%
|
|
|
|
|
|---> MC/DC Decision Region (LL:28) to (LL:34)
|
|
|
|
|
| Number of Conditions: 2
|
|
| Condition C1 --> (LL:28)
|
|
| Condition C2 --> (LL:33)
|
|
|
|
|
| Executed MC/DC Test Vectors:
|
|
|
|
|
| C1, C2 Result
|
|
| 1 { F, - = F }
|
|
| 2 { T, F = F }
|
|
| 3 { T, T = T }
|
|
|
|
|
| C1-Pair: covered: (1,3)
|
|
| C2-Pair: covered: (2,3)
|
|
| MC/DC Coverage for Decision: 100.00%
|
|
|
|
|
------------------
|
|
LL| 1| say("yes");
|
|
LL| 6| } else {
|
|
LL| 6| say("no");
|
|
LL| 6| }
|
|
LL| 7|}
|
|
LL| |
|
|
LL| |#[coverage(off)]
|
|
LL| |fn main() {
|
|
LL| | nested_if_in_condition(true, false, false);
|
|
LL| | nested_if_in_condition(true, true, true);
|
|
LL| | nested_if_in_condition(true, false, true);
|
|
LL| | nested_if_in_condition(false, true, true);
|
|
LL| |
|
|
LL| | doubly_nested_if_in_condition(true, false, false, true);
|
|
LL| | doubly_nested_if_in_condition(true, true, true, true);
|
|
LL| | doubly_nested_if_in_condition(true, false, true, true);
|
|
LL| | doubly_nested_if_in_condition(false, true, true, true);
|
|
LL| |
|
|
LL| | nested_single_condition_decision(true, true);
|
|
LL| | nested_single_condition_decision(true, false);
|
|
LL| | nested_single_condition_decision(false, false);
|
|
LL| |
|
|
LL| | nested_in_then_block_in_condition(false, false, false, false, false);
|
|
LL| | nested_in_then_block_in_condition(true, false, false, false, false);
|
|
LL| | nested_in_then_block_in_condition(true, true, false, false, false);
|
|
LL| | nested_in_then_block_in_condition(true, false, true, false, false);
|
|
LL| | nested_in_then_block_in_condition(true, false, true, true, false);
|
|
LL| | nested_in_then_block_in_condition(true, false, true, false, true);
|
|
LL| | nested_in_then_block_in_condition(true, false, true, true, true);
|
|
LL| |}
|
|
LL| |
|
|
LL| |#[coverage(off)]
|
|
LL| |fn say(message: &str) {
|
|
LL| | core::hint::black_box(message);
|
|
LL| |}
|
|
|