ci: improve test robustness on windows (#21116)

Author: spytheman

cmd/tools/vpm/settings.v

@@ -38,7 +38,7 @@ fn init_settings() VpmSettings {
 		server_urls: cmdline.options(args, '--server-urls')
 		vcs: if '--hg' in opts { .hg } else { .git }
 		vmodules_path: os.vmodules_dir()
-		tmp_path: os.join_path(os.vtmp_dir(), 'vpm', 'modules')
+		tmp_path: os.join_path(os.vtmp_dir(), 'vpm_modules')
 		no_dl_count_increment: os.getenv('CI') != '' || (no_inc_env != '' && no_inc_env != '0')
 		fail_on_prompt: os.getenv('VPM_FAIL_ON_PROMPT') != ''
 	}

vlib/io/util/util_test.v

@@ -4,7 +4,7 @@ import io.util
 // tfolder will contain all the temporary files/subfolders made by
 // the different tests. It would be removed in testsuite_end(), so
 // individual os tests do not need to clean up after themselves.
-const tfolder = os.join_path(os.vtmp_dir(), 'tests', 'io_util_test')
+const tfolder = os.join_path(os.vtmp_dir(), 'io_util_tests')
 
 fn testsuite_begin() {
 	eprintln('testsuite_begin, tfolder = ${tfolder}')

vlib/os/file_buffering_test.v

@@ -1,6 +1,6 @@
 import os
 
-const tfolder = os.join_path(os.vtmp_dir(), 'tests', 'os_file_buffering_test')
+const tfolder = os.join_path(os.vtmp_dir(), 'os_file_buffering_tests')
 
 fn testsuite_begin() {
 	os.rmdir_all(tfolder) or {}

vlib/os/file_test.v

@@ -1,12 +1,10 @@
 import os
 
-const tfolder = os.join_path(os.vtmp_dir(), 'tests', 'os_file_test')
+const tfolder = os.join_path(os.vtmp_dir(), 'os_file_tests')
 const tfile = os.join_path_single(tfolder, 'test_file')
 
 fn testsuite_begin() {
-	os.rmdir_all(tfolder) or {}
-	assert !os.is_dir(tfolder)
-	os.mkdir_all(tfolder)!
+	os.mkdir_all(tfolder) or {}
 	os.chdir(tfolder)!
 	assert os.is_dir(tfolder)
 }

vlib/os/find_abs_path_of_executable_test.v

@@ -1,7 +1,7 @@
 import os
 
 fn test_find_abs_path_of_executable() {
-	tfolder := os.join_path(os.vtmp_dir(), 'tests', 'filepath_test')
+	tfolder := os.join_path(os.vtmp_dir(), 'filepath_tests')
 	os.rmdir_all(tfolder) or {}
 	assert !os.is_dir(tfolder)
 	os.mkdir_all(tfolder)!

vlib/os/inode_test.v

@@ -3,7 +3,7 @@ import os
 // tfolder will contain all the temporary files/subfolders made by
 // the different tests. It would be removed in testsuite_end(), so
 // individual os tests do not need to clean up after themselves.
-const tfolder = os.join_path(os.vtmp_dir(), 'tests', 'inode_test')
+const tfolder = os.join_path(os.vtmp_dir(), 'inode_tests')
 
 fn testsuite_begin() {
 	eprintln('testsuite_begin, tfolder = ${tfolder}')

vlib/os/os_test.c.v

@@ -4,7 +4,7 @@ import time
 // tfolder will contain all the temporary files/subfolders made by
 // the different tests. It would be removed in testsuite_end(), so
 // individual os tests do not need to clean up after themselves.
-const tfolder = os.join_path(os.vtmp_dir(), 'tests', 'os_test')
+const tfolder = os.join_path(os.vtmp_dir(), 'os_tests')
 
 // os.args has to be *already initialized* with the program's argc/argv at this point
 // thus it can be used for other consts too:

vlib/os/process_test.v

@@ -5,7 +5,7 @@ import time
 
 const vexe = os.getenv('VEXE')
 const vroot = os.dir(vexe)
-const tfolder = os.join_path(os.vtmp_dir(), 'tests', 'os_process')
+const tfolder = os.join_path(os.vtmp_dir(), 'os_process_tests')
 const test_os_process = os.join_path(tfolder, 'test_os_process.exe')
 const test_os_process_source = os.join_path(vroot, 'cmd/tools/test_os_process.v')
 

vlib/toml/tests/alexcrichton_toml_rs_test.v

@@ -36,7 +36,7 @@ const use_type_2_arrays = [
 ]
 const tests_folder = os.join_path('test-suite', 'tests')
 const jq = os.find_abs_path_of_executable('jq') or { '' }
-const compare_work_dir_root = os.join_path(os.vtmp_dir(), 'toml', 'alexcrichton')
+const compare_work_dir_root = os.join_path(os.vtmp_dir(), 'toml_alexcrichton')
 // From: https://stackoverflow.com/a/38266731/1904615
 const jq_normalize = r'# Apply f to composite entities recursively using keys[], and to atoms
 def sorted_walk(f):

vlib/toml/tests/burntsushi_toml_test.v

@@ -28,7 +28,7 @@ const valid_value_exceptions = []string{}
 //'integer/long.toml', // TODO: https://github.com/vlang/v/issues/9507
 
 const jq = os.find_abs_path_of_executable('jq') or { '' }
-const compare_work_dir_root = os.join_path(os.vtmp_dir(), 'toml', 'burntsushi')
+const compare_work_dir_root = os.join_path(os.vtmp_dir(), 'toml_burntsushi')
 // From: https://stackoverflow.com/a/38266731/1904615
 const jq_normalize = r'# Apply f to composite entities recursively using keys[], and to atoms
 def sorted_walk(f):