xref: /llvm-project/llvm/test/tools/llvm-cov/multiple-path_equivalence.test (revision 5042e1e56d39a02517abecbe00e72eea698d309a) 
1# multiple-path_equivalence.covmapping contains references to 4 files:
2# /tmp/coverage/main.c
3# /tmp/coverage/f1.c
4# /tmp/coverage/a/f2.c
5# /tmp/coverage/b/f3.c
6# /tmp/coverage/b/c/f4.c
7
8# Setup
9// RUN: touch %/T/main.c; touch %/T/f1.c; touch %/T/f2.c; touch %/T/f3.c; touch %/T/f4.c
10// RUN: llvm-profdata merge %S/Inputs/multiple-path_equivalence.proftext -o %t.profdata
11
12# Make sure that remapping follows the specified order with the first matching entry being used first (f4 comes before f3)
13// RUN: llvm-cov show %S/Inputs/multiple-path_equivalence.covmapping -instr-profile=%t.profdata -path-equivalence=/tmp/coverage/a,%/T -path-equivalence=/tmp/coverage/b/c,%/T -path-equivalence=/tmp/coverage/b,%/T -path-equivalence=/tmp/coverage,%/T 2>&1 | FileCheck %s
14
15// CHECK-DAG: {{/|\\}}tmp{{/|\\}}coverage{{/|\\}}main.c:
16// CHECK-DAG: {{/|\\}}tmp{{/|\\}}coverage{{/|\\}}f1.c:
17// CHECK-DAG: {{/|\\}}tmp{{/|\\}}coverage{{/|\\}}a{{/|\\}}f2.c:
18// CHECK-DAG: {{/|\\}}tmp{{/|\\}}coverage{{/|\\}}b{{/|\\}}f3.c:
19// CHECK-DAG: {{/|\\}}tmp{{/|\\}}coverage{{/|\\}}b{{/|\\}}c{{/|\\}}f4.c:
20// CHECK-NOT: isn't covered.
21
22# Make sure remapping follows the specified order by proving paths in an overriding order (f4 comes after f3)
23// RUN: llvm-cov show %S/Inputs/multiple-path_equivalence.covmapping -instr-profile=%t.profdata -path-equivalence=/tmp/coverage/a,%/T -path-equivalence=/tmp/coverage/b,%/T -path-equivalence=/tmp/coverage/b/c,%/T -path-equivalence=/tmp/coverage,%/T 2>&1 | FileCheck %s -check-prefix=OVERRIDING_ORDER
24
25// OVERRIDING_ORDER-DAG: {{/|\\}}tmp{{/|\\}}coverage{{/|\\}}main.c:
26// OVERRIDING_ORDER-DAG: {{/|\\}}tmp{{/|\\}}coverage{{/|\\}}f1.c:
27// OVERRIDING_ORDER-DAG: {{/|\\}}tmp{{/|\\}}coverage{{/|\\}}a{{/|\\}}f2.c:
28// OVERRIDING_ORDER-DAG: {{/|\\}}tmp{{/|\\}}coverage{{/|\\}}b{{/|\\}}f3.c:
29// OVERRIDING_ORDER-DAG: warning: The file '{{/|\\}}tmp{{/|\\}}coverage{{/|\\}}b{{/|\\}}c{{/|\\}}f4.c' isn't covered.
30
31// RUN: not llvm-cov show %S/Inputs/multiple-path_equivalence.covmapping -instr-profile=%t.profdata -path-equivalence=/tmp/coverage/a,%/T -path-equivalence=/tmp/coverage/b, -path-equivalence=/tmp/coverage/b/c,%/T -path-equivalence=/tmp/coverage,%/T 2>&1 | FileCheck %s -check-prefix=EMPTY_PATH
32// EMPTY_PATH: must be in format 'from,to'