Function TestConn_UsableUnusable

internal/pool/conn_state_test.go:687–735

(t *testing.T)

}

func TestConn_UsableUnusable(t *testing.T) {
	cn := NewConn(nil)

	// Initialize connection to IDLE state
	cn.stateMachine.Transition(StateInitializing)
	cn.stateMachine.Transition(StateIdle)

	// Test IsUsable - should be true when IDLE
	if !cn.IsUsable() {
		t.Error("expected IsUsable to be true for IDLE connection")
	}

	// Test CompareAndSwapUsable - make unusable for background operation
	if !cn.CompareAndSwapUsable(true, false) {
		t.Error("failed to make connection unusable with CompareAndSwapUsable")
	}

	// Verify state is UNUSABLE
	if state := cn.stateMachine.GetState(); state != StateUnusable {
		t.Errorf("expected state UNUSABLE, got %s", state)
	}

	// Test IsUsable - should be false when UNUSABLE
	if cn.IsUsable() {
		t.Error("expected IsUsable to be false for UNUSABLE connection")
	}

	// Test CompareAndSwapUsable - make usable again
	if !cn.CompareAndSwapUsable(false, true) {
		t.Error("failed to make connection usable with CompareAndSwapUsable")
	}

	// Verify state is IDLE
	if state := cn.stateMachine.GetState(); state != StateIdle {
		t.Errorf("expected state IDLE, got %s", state)
	}

	// Test SetUsable(false)
	cn.SetUsable(false)
	if state := cn.stateMachine.GetState(); state != StateUnusable {
		t.Errorf("expected state UNUSABLE after SetUsable(false), got %s", state)
	}

	// Test SetUsable(true)
	cn.SetUsable(true)
	if state := cn.stateMachine.GetState(); state != StateIdle {
		t.Errorf("expected state IDLE after SetUsable(true), got %s", state)
	}
}