tests(coverage): Bless mcdc_non_control_flow tests

rust-lang · Jun 5, 2024 · b0a0496 · b0a0496
1 parent ccdef29
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diff --git a/tests/coverage/mcdc_non_control_flow.cov-map b/tests/coverage/mcdc_non_control_flow.cov-map
@@ -1,5 +1,5 @@
 Function name: mcdc_non_control_flow::assign_3
-Raw bytes (73): 0x[01, 01, 09, 05, 07, 0b, 11, 09, 0d, 01, 05, 01, 05, 22, 11, 01, 05, 22, 11, 01, 05, 09, 01, 16, 01, 00, 28, 03, 01, 09, 00, 0a, 01, 00, 0d, 00, 0e, 20, 05, 22, 00, 0d, 00, 0e, 22, 00, 12, 00, 13, 20, 1e, 11, 00, 12, 00, 13, 1e, 00, 17, 00, 18, 20, 09, 0d, 00, 17, 00, 18, 03, 01, 05, 01, 02]
+Raw bytes (89): 0x[01, 01, 09, 05, 07, 0b, 11, 09, 0d, 01, 05, 01, 05, 22, 11, 01, 05, 22, 11, 01, 05, 0a, 01, 16, 01, 00, 28, 03, 01, 09, 00, 0a, 01, 00, 0d, 00, 0e, 28, 00, 03, 00, 0d, 00, 18, 30, 05, 22, 01, 00, 02, 00, 0d, 00, 0e, 22, 00, 12, 00, 13, 30, 1e, 11, 02, 03, 00, 00, 12, 00, 13, 1e, 00, 17, 00, 18, 30, 09, 0d, 03, 00, 00, 00, 17, 00, 18, 03, 01, 05, 01, 02]
 Number of files: 1
 - file 0 => global file 1
 Number of expressions: 9
@@ -12,29 +12,30 @@ Number of expressions: 9
 - expression 6 operands: lhs = Counter(0), rhs = Counter(1)
 - expression 7 operands: lhs = Expression(8, Sub), rhs = Counter(4)
 - expression 8 operands: lhs = Counter(0), rhs = Counter(1)
-Number of file 0 mappings: 9
+Number of file 0 mappings: 10
 - Code(Counter(0)) at (prev + 22, 1) to (start + 0, 40)
 - Code(Expression(0, Add)) at (prev + 1, 9) to (start + 0, 10)
     = (c1 + ((c2 + c3) + c4))
 - Code(Counter(0)) at (prev + 0, 13) to (start + 0, 14)
-- Branch { true: Counter(1), false: Expression(8, Sub) } at (prev + 0, 13) to (start + 0, 14)
+- MCDCDecision { bitmap_idx: 0, conditions_num: 3 } at (prev + 0, 13) to (start + 0, 24)
+- MCDCBranch { true: Counter(1), false: Expression(8, Sub), condition_id: 1, true_next_id: 0, false_next_id: 2 } at (prev + 0, 13) to (start + 0, 14)
     true  = c1
     false = (c0 - c1)
 - Code(Expression(8, Sub)) at (prev + 0, 18) to (start + 0, 19)
     = (c0 - c1)
-- Branch { true: Expression(7, Sub), false: Counter(4) } at (prev + 0, 18) to (start + 0, 19)
+- MCDCBranch { true: Expression(7, Sub), false: Counter(4), condition_id: 2, true_next_id: 3, false_next_id: 0 } at (prev + 0, 18) to (start + 0, 19)
     true  = ((c0 - c1) - c4)
     false = c4
 - Code(Expression(7, Sub)) at (prev + 0, 23) to (start + 0, 24)
     = ((c0 - c1) - c4)
-- Branch { true: Counter(2), false: Counter(3) } at (prev + 0, 23) to (start + 0, 24)
+- MCDCBranch { true: Counter(2), false: Counter(3), condition_id: 3, true_next_id: 0, false_next_id: 0 } at (prev + 0, 23) to (start + 0, 24)
     true  = c2
     false = c3
 - Code(Expression(0, Add)) at (prev + 1, 5) to (start + 1, 2)
     = (c1 + ((c2 + c3) + c4))
 
 Function name: mcdc_non_control_flow::assign_3_bis
-Raw bytes (82): 0x[01, 01, 07, 07, 11, 09, 0d, 01, 05, 05, 09, 16, 1a, 05, 09, 01, 05, 0a, 01, 1b, 01, 00, 2c, 03, 01, 09, 00, 0a, 01, 00, 0d, 00, 0e, 28, 00, 02, 00, 0d, 00, 13, 30, 05, 1a, 01, 02, 00, 00, 0d, 00, 0e, 05, 00, 12, 00, 13, 30, 09, 16, 02, 00, 00, 00, 12, 00, 13, 13, 00, 17, 00, 18, 20, 0d, 11, 00, 17, 00, 18, 03, 01, 05, 01, 02]
+Raw bytes (85): 0x[01, 01, 07, 07, 11, 09, 0d, 01, 05, 05, 09, 16, 1a, 05, 09, 01, 05, 0a, 01, 1b, 01, 00, 2c, 03, 01, 09, 00, 0a, 01, 00, 0d, 00, 0e, 28, 00, 03, 00, 0d, 00, 18, 30, 05, 1a, 01, 03, 02, 00, 0d, 00, 0e, 05, 00, 12, 00, 13, 30, 09, 16, 03, 00, 02, 00, 12, 00, 13, 13, 00, 17, 00, 18, 30, 0d, 11, 02, 00, 00, 00, 17, 00, 18, 03, 01, 05, 01, 02]
 Number of files: 1
 - file 0 => global file 1
 Number of expressions: 7
@@ -50,66 +51,68 @@ Number of file 0 mappings: 10
 - Code(Expression(0, Add)) at (prev + 1, 9) to (start + 0, 10)
     = ((c2 + c3) + c4)
 - Code(Counter(0)) at (prev + 0, 13) to (start + 0, 14)
-- MCDCDecision { bitmap_idx: 0, conditions_num: 2 } at (prev + 0, 13) to (start + 0, 19)
-- MCDCBranch { true: Counter(1), false: Expression(6, Sub), condition_id: 1, true_next_id: 2, false_next_id: 0 } at (prev + 0, 13) to (start + 0, 14)
+- MCDCDecision { bitmap_idx: 0, conditions_num: 3 } at (prev + 0, 13) to (start + 0, 24)
+- MCDCBranch { true: Counter(1), false: Expression(6, Sub), condition_id: 1, true_next_id: 3, false_next_id: 2 } at (prev + 0, 13) to (start + 0, 14)
     true  = c1
     false = (c0 - c1)
 - Code(Counter(1)) at (prev + 0, 18) to (start + 0, 19)
-- MCDCBranch { true: Counter(2), false: Expression(5, Sub), condition_id: 2, true_next_id: 0, false_next_id: 0 } at (prev + 0, 18) to (start + 0, 19)
+- MCDCBranch { true: Counter(2), false: Expression(5, Sub), condition_id: 3, true_next_id: 0, false_next_id: 2 } at (prev + 0, 18) to (start + 0, 19)
     true  = c2
     false = (c1 - c2)
 - Code(Expression(4, Add)) at (prev + 0, 23) to (start + 0, 24)
     = ((c1 - c2) + (c0 - c1))
-- Branch { true: Counter(3), false: Counter(4) } at (prev + 0, 23) to (start + 0, 24)
+- MCDCBranch { true: Counter(3), false: Counter(4), condition_id: 2, true_next_id: 0, false_next_id: 0 } at (prev + 0, 23) to (start + 0, 24)
     true  = c3
     false = c4
 - Code(Expression(0, Add)) at (prev + 1, 5) to (start + 1, 2)
     = ((c2 + c3) + c4)
 
 Function name: mcdc_non_control_flow::assign_and
-Raw bytes (51): 0x[01, 01, 04, 07, 0e, 09, 0d, 01, 05, 01, 05, 07, 01, 0c, 01, 00, 21, 03, 01, 09, 00, 0a, 01, 00, 0d, 00, 0e, 20, 05, 0e, 00, 0d, 00, 0e, 05, 00, 12, 00, 13, 20, 09, 0d, 00, 12, 00, 13, 03, 01, 05, 01, 02]
+Raw bytes (64): 0x[01, 01, 04, 07, 0e, 09, 0d, 01, 05, 01, 05, 08, 01, 0c, 01, 00, 21, 03, 01, 09, 00, 0a, 01, 00, 0d, 00, 0e, 28, 00, 02, 00, 0d, 00, 13, 30, 05, 0e, 01, 02, 00, 00, 0d, 00, 0e, 05, 00, 12, 00, 13, 30, 09, 0d, 02, 00, 00, 00, 12, 00, 13, 03, 01, 05, 01, 02]
 Number of files: 1
 - file 0 => global file 1
 Number of expressions: 4
 - expression 0 operands: lhs = Expression(1, Add), rhs = Expression(3, Sub)
 - expression 1 operands: lhs = Counter(2), rhs = Counter(3)
 - expression 2 operands: lhs = Counter(0), rhs = Counter(1)
 - expression 3 operands: lhs = Counter(0), rhs = Counter(1)
-Number of file 0 mappings: 7
+Number of file 0 mappings: 8
 - Code(Counter(0)) at (prev + 12, 1) to (start + 0, 33)
 - Code(Expression(0, Add)) at (prev + 1, 9) to (start + 0, 10)
     = ((c2 + c3) + (c0 - c1))
 - Code(Counter(0)) at (prev + 0, 13) to (start + 0, 14)
-- Branch { true: Counter(1), false: Expression(3, Sub) } at (prev + 0, 13) to (start + 0, 14)
+- MCDCDecision { bitmap_idx: 0, conditions_num: 2 } at (prev + 0, 13) to (start + 0, 19)
+- MCDCBranch { true: Counter(1), false: Expression(3, Sub), condition_id: 1, true_next_id: 2, false_next_id: 0 } at (prev + 0, 13) to (start + 0, 14)
     true  = c1
     false = (c0 - c1)
 - Code(Counter(1)) at (prev + 0, 18) to (start + 0, 19)
-- Branch { true: Counter(2), false: Counter(3) } at (prev + 0, 18) to (start + 0, 19)
+- MCDCBranch { true: Counter(2), false: Counter(3), condition_id: 2, true_next_id: 0, false_next_id: 0 } at (prev + 0, 18) to (start + 0, 19)
     true  = c2
     false = c3
 - Code(Expression(0, Add)) at (prev + 1, 5) to (start + 1, 2)
     = ((c2 + c3) + (c0 - c1))
 
 Function name: mcdc_non_control_flow::assign_or
-Raw bytes (51): 0x[01, 01, 04, 07, 0d, 05, 09, 01, 05, 01, 05, 07, 01, 11, 01, 00, 20, 03, 01, 09, 00, 0a, 01, 00, 0d, 00, 0e, 20, 05, 0e, 00, 0d, 00, 0e, 0e, 00, 12, 00, 13, 20, 09, 0d, 00, 12, 00, 13, 03, 01, 05, 01, 02]
+Raw bytes (64): 0x[01, 01, 04, 07, 0d, 05, 09, 01, 05, 01, 05, 08, 01, 11, 01, 00, 20, 03, 01, 09, 00, 0a, 01, 00, 0d, 00, 0e, 28, 00, 02, 00, 0d, 00, 13, 30, 05, 0e, 01, 00, 02, 00, 0d, 00, 0e, 0e, 00, 12, 00, 13, 30, 09, 0d, 02, 00, 00, 00, 12, 00, 13, 03, 01, 05, 01, 02]
 Number of files: 1
 - file 0 => global file 1
 Number of expressions: 4
 - expression 0 operands: lhs = Expression(1, Add), rhs = Counter(3)
 - expression 1 operands: lhs = Counter(1), rhs = Counter(2)
 - expression 2 operands: lhs = Counter(0), rhs = Counter(1)
 - expression 3 operands: lhs = Counter(0), rhs = Counter(1)
-Number of file 0 mappings: 7
+Number of file 0 mappings: 8
 - Code(Counter(0)) at (prev + 17, 1) to (start + 0, 32)
 - Code(Expression(0, Add)) at (prev + 1, 9) to (start + 0, 10)
     = ((c1 + c2) + c3)
 - Code(Counter(0)) at (prev + 0, 13) to (start + 0, 14)
-- Branch { true: Counter(1), false: Expression(3, Sub) } at (prev + 0, 13) to (start + 0, 14)
+- MCDCDecision { bitmap_idx: 0, conditions_num: 2 } at (prev + 0, 13) to (start + 0, 19)
+- MCDCBranch { true: Counter(1), false: Expression(3, Sub), condition_id: 1, true_next_id: 0, false_next_id: 2 } at (prev + 0, 13) to (start + 0, 14)
     true  = c1
     false = (c0 - c1)
 - Code(Expression(3, Sub)) at (prev + 0, 18) to (start + 0, 19)
     = (c0 - c1)
-- Branch { true: Counter(2), false: Counter(3) } at (prev + 0, 18) to (start + 0, 19)
+- MCDCBranch { true: Counter(2), false: Counter(3), condition_id: 2, true_next_id: 0, false_next_id: 0 } at (prev + 0, 18) to (start + 0, 19)
     true  = c2
     false = c3
 - Code(Expression(0, Add)) at (prev + 1, 5) to (start + 1, 2)
@@ -124,27 +127,28 @@ Number of file 0 mappings: 1
 - Code(Counter(0)) at (prev + 37, 1) to (start + 2, 2)
 
 Function name: mcdc_non_control_flow::func_call
-Raw bytes (39): 0x[01, 01, 03, 01, 05, 0b, 02, 09, 0d, 05, 01, 29, 01, 01, 0a, 20, 05, 02, 01, 09, 00, 0a, 05, 00, 0e, 00, 0f, 20, 09, 0d, 00, 0e, 00, 0f, 07, 01, 01, 00, 02]
+Raw bytes (52): 0x[01, 01, 03, 01, 05, 0b, 02, 09, 0d, 06, 01, 29, 01, 01, 0a, 28, 00, 02, 01, 09, 00, 0f, 30, 05, 02, 01, 02, 00, 00, 09, 00, 0a, 05, 00, 0e, 00, 0f, 30, 09, 0d, 02, 00, 00, 00, 0e, 00, 0f, 07, 01, 01, 00, 02]
 Number of files: 1
 - file 0 => global file 1
 Number of expressions: 3
 - expression 0 operands: lhs = Counter(0), rhs = Counter(1)
 - expression 1 operands: lhs = Expression(2, Add), rhs = Expression(0, Sub)
 - expression 2 operands: lhs = Counter(2), rhs = Counter(3)
-Number of file 0 mappings: 5
+Number of file 0 mappings: 6
 - Code(Counter(0)) at (prev + 41, 1) to (start + 1, 10)
-- Branch { true: Counter(1), false: Expression(0, Sub) } at (prev + 1, 9) to (start + 0, 10)
+- MCDCDecision { bitmap_idx: 0, conditions_num: 2 } at (prev + 1, 9) to (start + 0, 15)
+- MCDCBranch { true: Counter(1), false: Expression(0, Sub), condition_id: 1, true_next_id: 2, false_next_id: 0 } at (prev + 0, 9) to (start + 0, 10)
     true  = c1
     false = (c0 - c1)
 - Code(Counter(1)) at (prev + 0, 14) to (start + 0, 15)
-- Branch { true: Counter(2), false: Counter(3) } at (prev + 0, 14) to (start + 0, 15)
+- MCDCBranch { true: Counter(2), false: Counter(3), condition_id: 2, true_next_id: 0, false_next_id: 0 } at (prev + 0, 14) to (start + 0, 15)
     true  = c2
     false = c3
 - Code(Expression(1, Add)) at (prev + 1, 1) to (start + 0, 2)
     = ((c2 + c3) + (c0 - c1))
 
 Function name: mcdc_non_control_flow::right_comb_tree
-Raw bytes (117): 0x[01, 01, 13, 07, 1a, 0b, 19, 0f, 15, 13, 11, 09, 0d, 01, 05, 01, 05, 05, 19, 05, 19, 4a, 15, 05, 19, 4a, 15, 05, 19, 46, 11, 4a, 15, 05, 19, 46, 11, 4a, 15, 05, 19, 0d, 01, 20, 01, 00, 41, 03, 01, 09, 00, 0a, 01, 00, 0d, 00, 0e, 20, 05, 1a, 00, 0d, 00, 0e, 05, 00, 13, 00, 14, 20, 4a, 19, 00, 13, 00, 14, 4a, 00, 19, 00, 1a, 20, 46, 15, 00, 19, 00, 1a, 46, 00, 1f, 00, 20, 20, 42, 11, 00, 1f, 00, 20, 42, 00, 24, 00, 27, 20, 09, 0d, 00, 24, 00, 27, 03, 01, 05, 01, 02]
+Raw bytes (139): 0x[01, 01, 13, 07, 1a, 0b, 19, 0f, 15, 13, 11, 09, 0d, 01, 05, 01, 05, 05, 19, 05, 19, 4a, 15, 05, 19, 4a, 15, 05, 19, 46, 11, 4a, 15, 05, 19, 46, 11, 4a, 15, 05, 19, 0e, 01, 20, 01, 00, 41, 03, 01, 09, 00, 0a, 01, 00, 0d, 00, 0e, 28, 00, 05, 00, 0d, 00, 2a, 30, 05, 1a, 01, 02, 00, 00, 0d, 00, 0e, 05, 00, 13, 00, 14, 30, 4a, 19, 02, 03, 00, 00, 13, 00, 14, 4a, 00, 19, 00, 1a, 30, 46, 15, 03, 04, 00, 00, 19, 00, 1a, 46, 00, 1f, 00, 20, 30, 42, 11, 04, 05, 00, 00, 1f, 00, 20, 42, 00, 24, 00, 27, 30, 09, 0d, 05, 00, 00, 00, 24, 00, 27, 03, 01, 05, 01, 02]
 Number of files: 1
 - file 0 => global file 1
 Number of expressions: 19
@@ -167,31 +171,32 @@ Number of expressions: 19
 - expression 16 operands: lhs = Expression(17, Sub), rhs = Counter(4)
 - expression 17 operands: lhs = Expression(18, Sub), rhs = Counter(5)
 - expression 18 operands: lhs = Counter(1), rhs = Counter(6)
-Number of file 0 mappings: 13
+Number of file 0 mappings: 14
 - Code(Counter(0)) at (prev + 32, 1) to (start + 0, 65)
 - Code(Expression(0, Add)) at (prev + 1, 9) to (start + 0, 10)
     = (((((c2 + c3) + c4) + c5) + c6) + (c0 - c1))
 - Code(Counter(0)) at (prev + 0, 13) to (start + 0, 14)
-- Branch { true: Counter(1), false: Expression(6, Sub) } at (prev + 0, 13) to (start + 0, 14)
+- MCDCDecision { bitmap_idx: 0, conditions_num: 5 } at (prev + 0, 13) to (start + 0, 42)
+- MCDCBranch { true: Counter(1), false: Expression(6, Sub), condition_id: 1, true_next_id: 2, false_next_id: 0 } at (prev + 0, 13) to (start + 0, 14)
     true  = c1
     false = (c0 - c1)
 - Code(Counter(1)) at (prev + 0, 19) to (start + 0, 20)
-- Branch { true: Expression(18, Sub), false: Counter(6) } at (prev + 0, 19) to (start + 0, 20)
+- MCDCBranch { true: Expression(18, Sub), false: Counter(6), condition_id: 2, true_next_id: 3, false_next_id: 0 } at (prev + 0, 19) to (start + 0, 20)
     true  = (c1 - c6)
     false = c6
 - Code(Expression(18, Sub)) at (prev + 0, 25) to (start + 0, 26)
     = (c1 - c6)
-- Branch { true: Expression(17, Sub), false: Counter(5) } at (prev + 0, 25) to (start + 0, 26)
+- MCDCBranch { true: Expression(17, Sub), false: Counter(5), condition_id: 3, true_next_id: 4, false_next_id: 0 } at (prev + 0, 25) to (start + 0, 26)
     true  = ((c1 - c6) - c5)
     false = c5
 - Code(Expression(17, Sub)) at (prev + 0, 31) to (start + 0, 32)
     = ((c1 - c6) - c5)
-- Branch { true: Expression(16, Sub), false: Counter(4) } at (prev + 0, 31) to (start + 0, 32)
+- MCDCBranch { true: Expression(16, Sub), false: Counter(4), condition_id: 4, true_next_id: 5, false_next_id: 0 } at (prev + 0, 31) to (start + 0, 32)
     true  = (((c1 - c6) - c5) - c4)
     false = c4
 - Code(Expression(16, Sub)) at (prev + 0, 36) to (start + 0, 39)
     = (((c1 - c6) - c5) - c4)
-- Branch { true: Counter(2), false: Counter(3) } at (prev + 0, 36) to (start + 0, 39)
+- MCDCBranch { true: Counter(2), false: Counter(3), condition_id: 5, true_next_id: 0, false_next_id: 0 } at (prev + 0, 36) to (start + 0, 39)
     true  = c2
     false = c3
 - Code(Expression(0, Add)) at (prev + 1, 5) to (start + 1, 2)

diff --git a/tests/coverage/mcdc_non_control_flow.coverage b/tests/coverage/mcdc_non_control_flow.coverage
@@ -12,41 +12,101 @@
    LL|      3|fn assign_and(a: bool, b: bool) {
    LL|      3|    let x = a && b;
                                ^2
+  ------------------
+  |---> MC/DC Decision Region (LL:13) to (LL:19)
+  |
+  |  Number of Conditions: 2
+  |     Condition C1 --> (LL:13)
+  |     Condition C2 --> (LL:18)
+  |
+  |  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|      3|    black_box(x);
    LL|      3|}
    LL|       |
    LL|      3|fn assign_or(a: bool, b: bool) {
    LL|      3|    let x = a || b;
                                ^1
+  ------------------
+  |---> MC/DC Decision Region (LL:13) to (LL:19)
+  |
+  |  Number of Conditions: 2
+  |     Condition C1 --> (LL:13)
+  |     Condition C2 --> (LL:18)
+  |
+  |  Executed MC/DC Test Vectors:
+  |
+  |     C1, C2    Result
+  |  1 { F,  F  = F      }
+  |  2 { T,  -  = T      }
+  |
+  |  C1-Pair: covered: (1,2)
+  |  C2-Pair: not covered
+  |  MC/DC Coverage for Decision: 50.00%
+  |
+  ------------------
    LL|      3|    black_box(x);
    LL|      3|}
    LL|       |
    LL|      4|fn assign_3(a: bool, b: bool, c: bool) {
    LL|      4|    let x = a || b && c;
                                ^2   ^1
+  ------------------
+  |---> MC/DC Decision Region (LL:13) to (LL:24)
+  |
+  |  Number of Conditions: 3
+  |     Condition C1 --> (LL:13)
+  |     Condition C2 --> (LL:18)
+  |     Condition C3 --> (LL:23)
+  |
+  |  Executed MC/DC Test Vectors:
+  |
+  |     C1, C2, C3    Result
+  |  1 { F,  F,  -  = F      }
+  |  2 { T,  -,  -  = T      }
+  |  3 { F,  T,  T  = T      }
+  |
+  |  C1-Pair: covered: (1,2)
+  |  C2-Pair: covered: (1,3)
+  |  C3-Pair: not covered
+  |  MC/DC Coverage for Decision: 66.67%
+  |
+  ------------------
    LL|      4|    black_box(x);
    LL|      4|}
    LL|       |
    LL|      4|fn assign_3_bis(a: bool, b: bool, c: bool) {
    LL|      4|    let x = a && b || c;
                                ^2   ^3
   ------------------
-  |---> MC/DC Decision Region (LL:13) to (LL:19)
+  |---> MC/DC Decision Region (LL:13) to (LL:24)
   |
-  |  Number of Conditions: 2
+  |  Number of Conditions: 3
   |     Condition C1 --> (LL:13)
   |     Condition C2 --> (LL:18)
+  |     Condition C3 --> (LL:23)
   |
   |  Executed MC/DC Test Vectors:
   |
-  |     C1, C2    Result
-  |  1 { F,  -  = F      }
-  |  2 { T,  F  = F      }
-  |  3 { T,  T  = T      }
+  |     C1, C2, C3    Result
+  |  1 { T,  F,  F  = F      }
+  |  2 { F,  -,  T  = T      }
+  |  3 { T,  T,  -  = T      }
   |
-  |  C1-Pair: covered: (1,3)
-  |  C2-Pair: covered: (2,3)
-  |  MC/DC Coverage for Decision: 100.00%
+  |  C1-Pair: not covered
+  |  C2-Pair: covered: (1,3)
+  |  C3-Pair: not covered
+  |  MC/DC Coverage for Decision: 33.33%
   |
   ------------------
    LL|      4|    black_box(x);
@@ -55,6 +115,31 @@
    LL|      3|fn right_comb_tree(a: bool, b: bool, c: bool, d: bool, e: bool) {
    LL|      3|    let x = a && (b && (c && (d && (e))));
                                 ^2    ^1    ^1   ^1
+  ------------------
+  |---> MC/DC Decision Region (LL:13) to (LL:42)
+  |
+  |  Number of Conditions: 5
+  |     Condition C1 --> (LL:13)
+  |     Condition C2 --> (LL:19)
+  |     Condition C3 --> (LL:25)
+  |     Condition C4 --> (LL:31)
+  |     Condition C5 --> (LL:36)
+  |
+  |  Executed MC/DC Test Vectors:
+  |
+  |     C1, C2, C3, C4, C5    Result
+  |  1 { F,  -,  -,  -,  -  = F      }
+  |  2 { T,  F,  -,  -,  -  = F      }
+  |  3 { T,  T,  T,  T,  T  = T      }
+  |
+  |  C1-Pair: covered: (1,3)
+  |  C2-Pair: covered: (2,3)
+  |  C3-Pair: not covered
+  |  C4-Pair: not covered
+  |  C5-Pair: not covered
+  |  MC/DC Coverage for Decision: 40.00%
+  |
+  ------------------
    LL|      3|    black_box(x);
    LL|      3|}
    LL|       |
@@ -65,6 +150,25 @@
    LL|      3|fn func_call(a: bool, b: bool) {
    LL|      3|    foo(a && b);
                            ^2
+  ------------------
+  |---> MC/DC Decision Region (LL:9) to (LL:15)
+  |
+  |  Number of Conditions: 2
+  |     Condition C1 --> (LL:9)
+  |     Condition C2 --> (LL:14)
+  |
+  |  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|      3|}
    LL|       |
    LL|       |#[coverage(off)]