Function TestDocumentation

parser/macro_test.go:45–72

(t *testing.T)

}

func TestDocumentation(t *testing.T) {
	noopExpander := func(meh ExprHelper, target ast.Expr, args []ast.Expr) (ast.Expr, *common.Error) {
		return nil, nil
	}
	varArgMacro := NewReceiverVarArgMacro("varargs", noopExpander,
		MacroDocs(`convert variable argument lists to a list literal`),
		MacroExamples(`varargs(1,2,3) // [1, 2, 3]`))
	doc, ok := varArgMacro.(common.Documentor)
	if !ok {
		t.Fatal("macro does not implement Documenter interface")
	}
	d := doc.Documentation()
	if d.Kind != common.DocMacro {
		t.Errorf("Documentation() got kind %v, wanted DocMacro", d.Kind)
	}
	if d.Name != varArgMacro.Function() {
		t.Errorf("Documentation() got name %q, wanted %q", d.Name, varArgMacro.Function())
	}
	if d.Description != `convert variable argument lists to a list literal` {
		t.Errorf("Documentation() got description %q, wanted %q", d.Description, `convert variable argument lists to a list literal`)
	}
	if len(d.Children) != 1 {
		t.Fatalf("macro documentation children got: %d", len(d.Children))
	}
	if d.Children[0].Description != `varargs(1,2,3) // [1, 2, 3]` {
		t.Errorf("macro documentation Children[0] got %s, wanted %s", d.Children[0].Description, `varargs(1,2,3) // [1, 2, 3]`)
	}
}