Remove the tests which run C compilers. They are too expensive and difficult to maintain

test/c_tests/broken.h

@@ -1 +0,0 @@
-{{{

test/c_tests/test_gcc.vader

@@ -1,90 +0,0 @@
-Before:
-  Save g:ale_run_synchronously
-  Save g:ale_linters
-  Save g:ale_history_log_output
-  Save g:ale_cpp_gcc_options
-
-  silent! cd /testplugin/test/c_tests
-
-  let g:ale_run_synchronously = 1
-  let g:ale_linters = {'c': ['gcc'], 'cpp': ['g++']}
-  let g:ale_history_log_output = 1
-  let g:ale_cpp_gcc_options = '-Wall'
-
-  function! GetCommandOutput()
-    if empty(g:ale_buffer_info[bufnr('')].history)
-      return ''
-    endif
-
-    return join(g:ale_buffer_info[bufnr('')].history[-1].output, "\n")
-  endfunction
-
-After:
-  Restore
-  delfunction GetCommandOutput
-  call ale#linter#Reset()
-  call ale#engine#SetResults(bufnr(''), [])
-  call ale#cleanup#Buffer(bufnr(''))
-
-Given c (A test C file):
-  int main() {
-    return 0
-  }
-
-Execute(Basic errors should be returned for GCC for C files):
-  call ale#Lint()
-
-  AssertEqual
-  \ [{'lnum': 3, 'col': 1}],
-  \ map(getloclist(0), '{''lnum'': v:val.lnum, ''col'': v:val.col}')
-
-  Assert match(getloclist(0)[0].text, '\v^expected .*;.* before .*\}.* token$') >= 0,
-  \ 'Invalid error text: ' .  getloclist(0)[0].text
-
-Given cpp (A test C++ file):
-  int main() {
-    return 0
-  }
-
-Execute(Basic errors should be returned for GCC for C++ files):
-  call ale#Lint()
-
-  AssertEqual
-  \ [{'lnum': 3, 'col': 1}],
-  \ map(getloclist(0), '{''lnum'': v:val.lnum, ''col'': v:val.col}')
-
-  Assert match(getloclist(0)[0].text, '\v^expected .*;.* before .*\}.* token$') >= 0,
-
-Given c (A test C file with a header containing broken code):
-  // Some comment line
-  #include "broken.h"
-
-  int main() {
-    return 0
-  }
-
-Execute(Basic errors should be returned for GCC for C files with headers):
-  call ale#Lint()
-
-  AssertEqual
-  \ [{'lnum': 2, 'col': 0}],
-  \ map(getloclist(0), '{''lnum'': v:val.lnum, ''col'': v:val.col}')
-
-  AssertEqual 'Problems were found in the header (See :ALEDetail)', getloclist(0)[0].text
-
-Given cpp (A test C++ file with a header containing broken code):
-  // Some comment line
-  #include "broken.h"
-
-  int main() {
-    return 0
-  }
-
-Execute(Basic errors should be returned for GCC for C++ files with headers):
-  call ale#Lint()
-
-  AssertEqual
-  \ [{'lnum': 2, 'col': 0}],
-  \ map(getloclist(0), '{''lnum'': v:val.lnum, ''col'': v:val.col}')
-
-  AssertEqual 'Problems were found in the header (See :ALEDetail)', getloclist(0)[0].text