DAOS-11624 test: Adding support for the Test-storage-tier pragma

Jenkinsfile

@@ -336,7 +336,7 @@ pipeline {
                         // lots more test cases could be cooked up, to be sure
                         script {
                             stages = [[name: 'Fake CentOS 7 Functional stage',
-                                       tag: '-hw'],
+                                       tag: '-hw',],
                                       [name: 'Fake CentOS 7 Functional Hardware Medium stage',
                                        tag: 'hw,medium,-provider'],
                                       [name: 'Fake CentOS 7 Functional Hardware Medium Provider stage',

vars/parseStageInfo.groovy

@@ -70,6 +70,14 @@ String get_commit_pragma_tags(String pragma_suffix) {
   return pragma_tag
 }
 
+String get_param_or_pragma(param, pragma, pragma_suffix, launch_arg, predefined) {
+  // Get the launch.py argument value from either the build parameter, stage-specific commit
+  // pragma, general commit pragma, or predefined value
+  String res = params.$param ?: cachedCommitPragma(
+    pragma + pragma_suffix, cachedCommitPragma(pragma, predefined))
+
+  return res ? ' ' + launch_arg + '= ' + res : ''
+}
 
 /* groovylint-disable-next-line MethodSize */
 void call(Map config = [:]) {
@@ -206,7 +214,6 @@ void call(Map config = [:]) {
 
   String cluster_size = ''
   String ftest_arg_nvme = ''
-  String ftest_arg_repeat = ''
   String ftest_arg_provider = ''
   if (stage_name.contains('Functional')) {
     result['test'] = 'Functional'
@@ -285,32 +292,22 @@ void call(Map config = [:]) {
       tag = tag.trim()
     }
 
-    // Get the ftest --nvme argument from either the build parameters or commit pragmas
-    ftest_arg_nvme = params.TestNvme ?: cachedCommitPragma(
-      'Test-nvme' + result['pragma_suffix'], cachedCommitPragma('Test-nvme', ftest_arg_nvme))
-
-    // Get the ftest --repeat argument from either the build parameters or commit pragmas
-    ftest_arg_repeat = params.TestRepeat ?: cachedCommitPragma(
-      'Test-repeat' + result['pragma_suffix'], cachedCommitPragma('Test-repeat', null))
-
-    // Get the ftest --provider argument from either the build parameters or commit pragmas if not
-    // already defined by the stage
-    if (!ftest_arg_provider) {
-      ftest_arg_provider = params.TestProvider ?: cachedCommitPragma(
-        'Test-provider' + result['pragma_suffix'], cachedCommitPragma('Test-provider', null))
-    }
-
-    // Assemble the ftest args
+    // Assemble the ftest args from either the build parameters or commit pragmas
     result['ftest_arg'] = ''
-    if (ftest_arg_nvme) {
-      result['ftest_arg'] += ' --nvme=' + ftest_arg_nvme
-    }
-    if (ftest_arg_repeat) {
-      result['ftest_arg'] += ' --repeat=' + ftest_arg_repeat
-    }
+    result['ftest_arg'] += get_param_or_pragma(
+      'TestNvme', 'Test-nvme', result['pragma_suffix'],'--nvme', ftest_arg_nvme)
+    result['ftest_arg'] += get_param_or_pragma(
+      'TestRepeat', 'Test-repeat', result['pragma_suffix'], '--repeat', null)
     if (ftest_arg_provider) {
+      // Use the specific provider defined by the stage
       result['ftest_arg'] += ' --provider=' +  ftest_arg_provider
+    } else {
+      // Only use a build parameter or commit pragma provider for non-provider-specific stages
+      result['ftest_arg'] += get_param_or_pragma(
+        'TestProvider', 'Test-provider', result['pragma_suffix'], '--provider', null)
     }
+    result['ftest_arg'] += get_param_or_pragma(
+      'TestStorageTier', 'Test-storage-tier', result['pragma_suffix'], '--storage_tier', null)
     if (result['ftest_tag']) {
       result['ftest_tag'] = result['ftest_tag'].trim()
     }