[projmgr] Ensure list target-sets accepts image-only solutions

Author: brondani

tools/projmgr/include/ProjMgr.h

@@ -207,6 +207,7 @@ class ProjMgr {
   bool UpdateRte();
   bool ParseAndValidateContexts();
   bool ProcessContexts();
+  bool IsSolutionImageOnly();
 };
 
 #endif  // PROJMGR_H

tools/projmgr/src/ProjMgr.cpp

@@ -470,7 +470,7 @@ bool ProjMgr::PopulateContexts(void) {
     }
     // Check cproject separate folders and unique names
     const StrVec& cprojects = m_parser.GetCsolution().cprojects;
-    if (m_activeTargetSet.empty() && cprojects.empty()) {
+    if (!IsSolutionImageOnly() && cprojects.empty()) {
       ProjMgrLogger::Get().Error("projects not found", "", m_csolutionFile);
       return false;
     }
@@ -1219,4 +1219,22 @@ const string ProjMgr::GetDebugAdaptersFile(void) {
     return debugAdapterFile;
   }
   return RteUtils::EMPTY_STRING;
-}
+}
+
+bool ProjMgr::IsSolutionImageOnly() {
+  // when the solution has only target-set images without project-contexts it is an 'image-only' solution
+  bool imageOnly = false;
+  for (const auto& [_, type] : m_parser.GetCsolution().targetTypes) {
+    for (const auto& targetSet : type.targetSet) {
+      if (!targetSet.images.empty()) {
+        imageOnly = true;
+        for (const auto& item : targetSet.images) {
+          if (!item.context.empty()) {
+            return false;
+          }
+        }
+      }
+    }
+  }
+  return imageOnly;
+}

tools/projmgr/src/ProjMgrWorker.cpp

@@ -4155,6 +4155,9 @@ bool ProjMgrWorker::ListConfigs(vector<string>& configFiles, const string& filte
 }
 
 bool ProjMgrWorker::ListDependencies(vector<string>& dependencies, const string& filter) {
+  if (m_contexts.empty()) {
+    return false;
+  }
   RteCondition::SetVerboseFlags(m_verbose ? VERBOSE_DEPENDENCY : m_debug ? VERBOSE_FILTER | VERBOSE_DEPENDENCY : 0);
   set<string>dependenciesSet;
   for (const auto& selectedContext : m_selectedContexts) {
@@ -4226,9 +4229,6 @@ bool ProjMgrWorker::ListContexts(vector<string>& contexts, const string& filter,
 }
 
 bool ProjMgrWorker::ListTargetSets(vector<string>& targetSets, const string& filter) {
-  if (m_contexts.empty()) {
-    return false;
-  }
   vector<string> targetSetsVec;
 
   for (const auto& [name, type] : m_parser->GetCsolution().targetTypes) {

tools/projmgr/test/src/ProjMgrUnitTests.cpp

@@ -6886,6 +6886,19 @@ TEST_F(ProjMgrUnitTests, ListTargetSets) {
   EXPECT_TRUE(errStr.find("no target-set was found with filter 'Unknown'") != string::npos);
 }
 
+TEST_F(ProjMgrUnitTests, ListTargetSetsImageOnly) {
+  char* argv[6];
+  StdStreamRedirect streamRedirect;
+  const string& csolution = testinput_folder + "/ImageOnly/image-only.csolution.yml";
+  argv[1] = (char*)"list";
+  argv[2] = (char*)"target-sets";
+  argv[3] = (char*)csolution.c_str();
+  EXPECT_EQ(0, RunProjMgr(4, argv, 0));
+
+  auto outStr = streamRedirect.GetOutString();
+  EXPECT_STREQ(outStr.c_str(), "CM0\n");
+}
+
 TEST_F(ProjMgrUnitTests, ConvertActiveTargetSet) {
   char* argv[6];
   StdStreamRedirect streamRedirect;