mirror of
https://github.com/hanzo-fi/payments.git
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Quentin-David-24andGitHub
1d0d7e5ae7
* fix(tink): EN-543 Fix how to map tink amounts * Validate currency code in the mapper * Set transaction amount to the standard precision * Fix import
57 lines
2.0 KiB
Go
57 lines
2.0 KiB
Go
package tink
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import (
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"math/big"
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"strconv"
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. "github.com/onsi/ginkgo/v2"
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. "github.com/onsi/gomega"
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)
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var _ = Describe("MapTinkAmount", func() {
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Context("with GBP currency", func() {
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DescribeTable("should map Tink amounts correctly",
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func(unscaledValueStr string, scale int, currency string, expectedValue *big.Int, expectedAsset string) {
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value, asset, err := MapTinkAmount(unscaledValueStr, strconv.Itoa(scale), currency)
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Expect(err).To(BeNil())
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Expect(value).To(Equal(expectedValue))
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Expect(*asset).To(Equal(expectedAsset))
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},
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Entry("negative value with scale 2", "-399", 2, "GBP", big.NewInt(-399), "GBP/2"),
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Entry("negative value with scale 1", "-99", 1, "GBP", big.NewInt(-990), "GBP/2"),
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Entry("negative value with scale 1", "-390", 1, "GBP", big.NewInt(-3900), "GBP/2"),
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Entry("positive value with scale 2", "389259", 2, "GBP", big.NewInt(389259), "GBP/2"),
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Entry("positive value with scale 4", "3000", 4, "GBP", big.NewInt(30), "GBP/2"),
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Entry("positive value with scale 0", "3384", 0, "GBP", big.NewInt(338400), "GBP/2"),
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Entry("positive value with scale 2", "332635", 2, "GBP", big.NewInt(332635), "GBP/2"),
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Entry("positive value with negative scale -2", "132", -2, "GBP", big.NewInt(1_320_000), "GBP/2"),
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Entry("currency with precision of 3", "132", 2, "JOD", big.NewInt(1320), "JOD/3"),
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)
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})
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Context("error cases", func() {
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It("should return error for invalid unscaled value", func() {
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value, asset, err := MapTinkAmount("not-a-number", "2", "GBP")
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Expect(err).ToNot(BeNil())
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Expect(value).To(BeNil())
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Expect(asset).To(BeNil())
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})
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It("should return error for invalid scale", func() {
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value, asset, err := MapTinkAmount("100", "not-a-number", "GBP")
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Expect(err).ToNot(BeNil())
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Expect(value).To(BeNil())
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Expect(asset).To(BeNil())
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})
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It("should return error for invalid currency", func() {
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value, asset, err := MapTinkAmount("100", "2", "INVALID")
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Expect(err).ToNot(BeNil())
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Expect(value).To(BeNil())
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Expect(asset).To(BeNil())
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})
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})
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})
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