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// SPDX-FileCopyrightText: © 2022 Grégoire Duchêne <gduchene@awhk.org>
// SPDX-License-Identifier: ISC
package core_test
import (
"flag"
"strconv"
"testing"
"go.awhk.org/core"
)
func TestFlagVar(s *testing.T) {
t := core.T{T: s}
fs := flag.NewFlagSet("", flag.ContinueOnError)
fl := core.FlagVar(fs, "test", "", strconv.ParseBool)
t.AssertErrorIs(nil, fs.Parse([]string{"-test=true"}))
t.AssertEqual(true, *fl)
}
func TestFlagVarPtr(s *testing.T) {
t := core.T{T: s}
fs := flag.NewFlagSet("", flag.ContinueOnError)
fl := false
core.FlagVarPtr(fs, "test", "", strconv.ParseBool, &fl)
t.AssertErrorIs(nil, fs.Parse([]string{"-test=true"}))
t.AssertEqual(true, fl)
}
func TestFlagVarSlice(s *testing.T) {
t := core.T{T: s}
fs := flag.NewFlagSet("", flag.ContinueOnError)
fl := core.FlagVarSlice(fs, "test", "", strconv.Atoi)
t.AssertErrorIs(nil, fs.Parse([]string{"-test=1", "-test=2", "-test=42"}))
t.AssertEqual([]int{1, 2, 42}, *fl)
}
func TestFlagVarSlicePtr(s *testing.T) {
t := core.T{T: s}
fs := flag.NewFlagSet("", flag.ContinueOnError)
fl := []int{}
core.FlagVarSlicePtr(fs, "test", "", strconv.Atoi, &fl)
t.AssertErrorIs(nil, fs.Parse([]string{"-test=1", "-test=2", "-test=42"}))
t.AssertEqual([]int{1, 2, 42}, fl)
}
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