55 lines
1.2 KiB
Go
55 lines
1.2 KiB
Go
package ledger
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import "testing"
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func TestBalances(t *testing.T) {
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t.Run("push", func(t *testing.T) {
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b := make(Balances)
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b.Push(Delta{Name: "x", Currency: "y", Value: 0.1})
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b.Push(Delta{Name: "x", Currency: "y", Value: 1.2})
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b.Push(Delta{Name: "x", Currency: "z", Value: 2.3})
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ba := b["x"]
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if ba["y"] != 1.3 {
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t.Error(ba["y"])
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}
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if ba["z"] != 2.3 {
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t.Error(ba["z"])
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}
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})
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t.Run("pushall", func(t *testing.T) {
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a := make(Balances)
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a.Push(Delta{Name: "a", Currency: USD, Value: 0.1})
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a.Push(Delta{Name: "ab", Currency: USD, Value: 1.2})
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b := make(Balances)
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b.Push(Delta{Name: "b", Currency: USD, Value: 2.3})
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b.Push(Delta{Name: "ab", Currency: USD, Value: 3.4})
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b.PushAll(a)
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if len(a) != 2 {
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t.Error("modified original", len(a), a)
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}
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if a["a"][USD] != 0.1 {
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t.Error("modified original a", a["a"])
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}
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if a["ab"][USD] != 1.2 {
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t.Error("modified original ab", a["ab"])
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}
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if len(b) != 3 {
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t.Error("didnt union names", len(b), b)
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}
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if b["a"][USD] != 0.1 {
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t.Error("didnt pull other unique", b["a"])
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}
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if b["b"][USD] != 2.3 {
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t.Error("didnt retain unique", b["b"])
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}
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if b["ab"][USD] != 4.6 {
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t.Error("didnt sum other", b["ab"])
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}
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})
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}
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