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Add backwards-compatibility tests for legacyArgs() #1547

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merged 1 commit into from Mar 18, 2022
Merged

Add backwards-compatibility tests for legacyArgs() #1547

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29 changes: 29 additions & 0 deletions args_test.go
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Expand Up @@ -292,3 +292,32 @@ func TestMatchAll(t *testing.T) {
})
}
}

// This test make sure we keep backwards-compatibility with respect
// to the legacyArgs() function.
// It makes sure the root command accepts arguments if it does not have
// sub-commands.
func TestLegacyArgsRootAcceptsArgs(t *testing.T) {
rootCmd := &Command{Use: "root", Args: nil, Run: emptyRun}

_, err := executeCommand(rootCmd, "somearg")
if err != nil {
t.Fatalf("Unexpected error: %v", err)
}
}

// This test make sure we keep backwards-compatibility with respect
// to the legacyArgs() function.
// It makes sure a sub-command accepts arguments and further sub-commands
func TestLegacyArgsSubcmdAcceptsArgs(t *testing.T) {
rootCmd := &Command{Use: "root", Args: nil, Run: emptyRun}
childCmd := &Command{Use: "child", Args: nil, Run: emptyRun}
grandchildCmd := &Command{Use: "grandchild", Args: nil, Run: emptyRun}
rootCmd.AddCommand(childCmd)
childCmd.AddCommand(grandchildCmd)

_, err := executeCommand(rootCmd, "child", "somearg")
if err != nil {
t.Fatalf("Unexpected error: %v", err)
}
}