Ophestra
d3a8aed237
This is cleaner, and finally enables writing tests for the nix invoking functions.
47 lines
1.2 KiB
Go
47 lines
1.2 KiB
Go
package nixbuild_test
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import (
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"encoding/json"
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"slices"
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"strings"
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"testing"
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"git.gensokyo.uk/yonah/nixbuild"
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)
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func TestCollectFromDerivations(t *testing.T) {
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testCases := []struct {
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name string
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}{
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{"getchoo atlas"},
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{"getchoo glados"},
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{"pluiedev pappardelle"},
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}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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var derivations nixbuild.DerivationMap
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if err := json.Unmarshal(drvShow[tc.name], &derivations); err != nil {
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t.Fatalf("cannot unmarshal test data: %v", err)
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}
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got := nixbuild.CollectFromDerivations(derivations)
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want := collectWant[tc.name]
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if !slices.Equal(got, want) {
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t.Errorf("CollectFromDerivations:\n%s, want\n%s",
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strings.Join(got, "\n"), strings.Join(want, "\n"))
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}
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})
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}
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t.Run("edge cases", func(t *testing.T) {
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// this exclusively tests edge cases for nil values and buffer growing, so the data doesn't have to make sense
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want := []string{"", "big"}
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got := nixbuild.CollectFromDerivations(nixbuild.DerivationMap{
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"nil": nil,
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"big": &nixbuild.Derivation{InputSources: make([]string, 1<<18)},
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})
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if !slices.Equal(got, want) {
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t.Errorf("CollectFromDerivations: %#v, want %#v", got, want)
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}
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})
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}
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