code coverage rate 0

[gotosleeponesummer]

when I open the index.html in the broswer, code coverage rate is 0

[franneck94]

Was there any error while running the gcov command?

[gotosleeponesummer]

Was there any error while running the gcov command?

no,

[franneck94]

Can post me the ful terminal output?
And you are just usign this repo without any local changes?

[gotosleeponesummer]

Can post me the ful terminal output? And you are just usign this repo without any local changes?

ok, I don't make any change, only execute the command in the readme.md
cmake -H. -Bbuild -DCMAKE_BUILD_TYPE=Debug -DENABLE_COVERAGE=On
output:

• Appending code coverage compiler flags: -g3 -O0 --coverage
  -- Using CPM
  -- CPM: Adding package json@3.11.3 (v3.11.3)
  -- Using the multi-header code from /home/zsyx/worspace/cmakeExer/udemy/CppProjectTemplate-main2/build/_deps/json-src/include/
  -- CPM: Adding package fmt@9.1.0 (9.1.0)
  -- Module support is disabled.
  -- Version: 9.1.0
  -- Build type: Debug
  -- CXX_STANDARD: 20
  -- Required features: cxx_variadic_templates
  -- CPM: Adding package spdlog@1.13.0 (v1.13.0)
  -- Build spdlog: 1.13.0
  -- Build type: Debug
  -- CPM: Adding package cxxopts@3.1.1 (v3.1.1)
  -- CPM: Adding package Catch2@3.5.3 (v3.5.3)
  -- Warnings Active for: LibFoo
  -- Warnings as Errors: OFF
  -- IPO/LTO is supported: LibFoo
  -- Warnings Active for: LibBar
  -- Warnings as Errors: OFF
  -- IPO/LTO is supported: LibBar
  -- Warnings Active for: main
  -- Warnings as Errors: OFF
  -- IPO/LTO is supported: main
  -- Warnings Active for: UnitTestFoo
  -- Warnings as Errors: OFF
  -- Warnings Active for: UnitTestBar
  -- Warnings as Errors: OFF
  -- Configuring done (1.1s)
  -- Generating done (0.0s)
  -- Build files have been written to: /home/zsyx/worspace/cmakeExer/udemy/CppProjectTemplate-main2/build
  cmake --build build --config Debug --target coverage -j4
  output:
  [ 2%] Built target fmt
  [ 9%] Built target spdlog
  [ 10%] Built target LibBar
  [ 12%] Built target LibFoo
  [ 93%] Built target Catch2
  [ 95%] Built target Catch2WithMain
  [ 96%] Built target UnitTestBar
  [ 98%] Built target UnitTestFoo
  [100%] Running gcovr to produce HTML code coverage report.
  Test project /home/zsyx/worspace/cmakeExer/udemy/CppProjectTemplate-main2/build
  Start 1: factorial1
  1/4 Test Fix master #1: factorial1 ....................... Passed 0.01 sec
  Start 2: helloworld1
  2/4 Test Dev #2: helloworld1 ...................... Passed 0.00 sec
  Start 3: sum1
  3/4 Test Dev #3: sum1 ............................. Passed 0.01 sec
  Start 4: branch1
  4/4 Test Small fix README.md #4: branch1 .......................... Passed 0.00 sec

100% tests passed, 0 tests failed out of 4

Total Test time (real) = 0.02 sec
(INFO) Reading coverage data...
(INFO) Writing coverage report...
Open ./coverage/index.html in your browser to view the coverage report.
[100%] Built target coverage

cd build
ctest .
output:
Test project /home/zsyx/worspace/cmakeExer/udemy/CppProjectTemplate-main2/build
Start 1: factorial1
1/4 Test #1: factorial1 ....................... Passed 0.01 sec
Start 2: helloworld1
2/4 Test #2: helloworld1 ...................... Passed 0.01 sec
Start 3: sum1
3/4 Test #3: sum1 ............................. Passed 0.01 sec
Start 4: branch1
4/4 Test #4: branch1 .......................... Passed 0.01 sec

100% tests passed, 0 tests failed out of 4

Total Test time (real) = 0.03 sec

index.html in the browser show everything is 0