public void when_can_execute_property_path_changes_then_raises_can_execute_changed()
{
var target = JObject.Parse(@"
{
""Connection"": {
""Status"": {
""IsEnabled"": true
}
}
}");
var command = new JsonCommand(
JObject.Parse(@"{ ""$CanExecute"": ""Connection.Status.IsEnabled"", ""Name"": ""kzu"" }"),
target);
var changed = false;
command.CanExecuteChanged += (_, __) => changed = true;
target.Property("Connection").Value.Value <JObject> ()
.Property("Status").Value.Value <JObject> ()
.Property("IsEnabled").Value = false;
Assert.False(command.CanExecute(null));
Assert.True(changed);
}
public void when_can_execute_is_property_name_then_retrieves_value_from_target()
{
var command = new JsonCommand(
JObject.Parse(@"{ ""$CanExecute"": ""IsEnabled"", ""Name"": ""kzu"" }"),
JObject.Parse(@"{ ""IsEnabled"": true }"));
Assert.True(command.CanExecute(null));
}
public void when_no_can_execute_exists_then_can_execute_true()
{
var command = new JsonCommand(
JObject.Parse(@"{ ""Name"": ""kzu"" }"),
JObject.Parse(@"{ ""Name"": ""vga"" }"));
Assert.True(command.CanExecute(null));
}
public void when_can_execute_is_property_name_then_retrieves_value_from_target()
{
var command = new JsonCommand (
JObject.Parse (@"{ ""$CanExecute"": ""IsEnabled"", ""Name"": ""kzu"" }"),
JObject.Parse (@"{ ""IsEnabled"": true }"));
Assert.True (command.CanExecute (null));
}
public void when_can_execute_changes_then_raises_can_execute_changed()
{
var json = JObject.Parse (@"{ ""$CanExecute"": false, ""Name"": ""kzu"" }");
var command = new JsonCommand (json,
JObject.Parse (@"{ ""Name"": ""vga"" }"));
var changed = false;
command.CanExecuteChanged += (_, __) => changed = true;
Assert.False (json.Property ("$CanExecute").Value.Value<bool> ());
Assert.False (command.CanExecute (null));
json.Property ("$CanExecute").Value = true;
Assert.True (command.CanExecute (null));
Assert.True (changed);
}
public void when_can_execute_changes_then_raises_can_execute_changed()
{
var json = JObject.Parse(@"{ ""$CanExecute"": false, ""Name"": ""kzu"" }");
var command = new JsonCommand(json,
JObject.Parse(@"{ ""Name"": ""vga"" }"));
var changed = false;
command.CanExecuteChanged += (_, __) => changed = true;
Assert.False(json.Property("$CanExecute").Value.Value <bool> ());
Assert.False(command.CanExecute(null));
json.Property("$CanExecute").Value = true;
Assert.True(command.CanExecute(null));
Assert.True(changed);
}
public void when_no_can_execute_exists_then_can_execute_true()
{
var command = new JsonCommand (
JObject.Parse (@"{ ""Name"": ""kzu"" }"),
JObject.Parse (@"{ ""Name"": ""vga"" }"));
Assert.True (command.CanExecute (null));
}
public void when_can_execute_property_path_changes_then_raises_can_execute_changed()
{
var target = JObject.Parse (@"
{
""Connection"": {
""Status"": {
""IsEnabled"": true
}
}
}");
var command = new JsonCommand (
JObject.Parse (@"{ ""$CanExecute"": ""Connection.Status.IsEnabled"", ""Name"": ""kzu"" }"),
target);
var changed = false;
command.CanExecuteChanged += (_, __) => changed = true;
target.Property ("Connection").Value.Value<JObject> ()
.Property ("Status").Value.Value<JObject> ()
.Property ("IsEnabled").Value = false;
Assert.False (command.CanExecute (null));
Assert.True (changed);
}