Update tests and mock; this is unblocked now Get and Put are implemented

Author: SarahFrench

internal/command/meta_backend_test.go

@@ -2205,11 +2205,13 @@ func TestMetaBackend_configureNewStateStore(t *testing.T) {
 			}
 			if len(w) > 0 {
 				if tc.expectDefaultWorkspaceExists {
-					if len(w) == 1 && w[0] != "default" {
-						t.Fatalf("expected the default workspace to exist, but instead got: %v", w)
+					if len(w) != 1 || w[0] != "default" {
+						t.Fatalf("expected only the default workspace to exist, but instead got: %v", w)
 					}
+					return // we've got the expected default workspace
 				}
-				t.Fatalf("expected the default workspace to be the only existing workspace, but instead got: %v", w)
+
+				t.Fatalf("got unexpected workspaces: %v", w)
 			}
 		})
 	}

internal/providers/testing/provider_mock.go

@@ -159,8 +159,9 @@ type MockProvider struct {
 	WriteStateBytesFn       func(providers.WriteStateBytesRequest) providers.WriteStateBytesResponse
 	WriteStateBytesResponse providers.WriteStateBytesResponse
 
-	// states is an internal field that tracks which workspaces have been created in a test
-	states map[string]interface{}
+	// MockStates is an internal field that tracks which workspaces have been created in a test
+	// The map keys are state ids (workspaces) and the value depends on the test.
+	MockStates map[string]interface{}
 
 	GetStatesCalled   bool
 	GetStatesResponse *providers.GetStatesResponse
@@ -1039,7 +1040,7 @@ func (p *MockProvider) GetStates(r providers.GetStatesRequest) (resp providers.G
 	}
 
 	// If the mock has no further inputs, return the internal states list
-	resp.States = slices.Sorted(maps.Keys(p.states))
+	resp.States = slices.Sorted(maps.Keys(p.MockStates))
 
 	return resp
 }
@@ -1066,8 +1067,8 @@ func (p *MockProvider) DeleteState(r providers.DeleteStateRequest) (resp provide
 		return p.DeleteStateFn(r)
 	}
 
-	if _, match := p.states[r.StateId]; match {
-		delete(p.states, r.StateId)
+	if _, match := p.MockStates[r.StateId]; match {
+		delete(p.MockStates, r.StateId)
 	} else {
 		resp.Diagnostics.Append(&hcl.Diagnostic{
 			Severity: hcl.DiagError,