llvm/test/tools/llvm-cov/multiple-path_equivalence.test

   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'