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package matchers_test
import (
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
. "github.com/onsi/gomega/matchers"
)
var _ = Describe("MatchJSONMatcher", func() {
Context("When passed stringifiables", func() {
It("should succeed if the JSON matches", func() {
Ω("{}").Should(MatchJSON("{}"))
Ω(`{"a":1}`).Should(MatchJSON(`{"a":1}`))
Ω(`{
"a":1
}`).Should(MatchJSON(`{"a":1}`))
Ω(`{"a":1, "b":2}`).Should(MatchJSON(`{"b":2, "a":1}`))
Ω(`{"a":1}`).ShouldNot(MatchJSON(`{"b":2, "a":1}`))
})
It("should work with byte arrays", func() {
Ω([]byte("{}")).Should(MatchJSON([]byte("{}")))
Ω("{}").Should(MatchJSON([]byte("{}")))
Ω([]byte("{}")).Should(MatchJSON("{}"))
})
})
Context("when the expected is not valid JSON", func() {
It("should error and explain why", func() {
success, err := (&MatchJSONMatcher{JSONToMatch: `{}`}).Match(`oops`)
Ω(success).Should(BeFalse())
Ω(err).Should(HaveOccurred())
Ω(err.Error()).Should(ContainSubstring("Actual 'oops' should be valid JSON"))
})
})
Context("when the actual is not valid JSON", func() {
It("should error and explain why", func() {
success, err := (&MatchJSONMatcher{JSONToMatch: `oops`}).Match(`{}`)
Ω(success).Should(BeFalse())
Ω(err).Should(HaveOccurred())
Ω(err.Error()).Should(ContainSubstring("Expected 'oops' should be valid JSON"))
})
})
Context("when the expected is neither a string nor a stringer nor a byte array", func() {
It("should error", func() {
success, err := (&MatchJSONMatcher{JSONToMatch: 2}).Match("{}")
Ω(success).Should(BeFalse())
Ω(err).Should(HaveOccurred())
Ω(err.Error()).Should(ContainSubstring("MatchJSONMatcher matcher requires a string, stringer, or []byte. Got expected:\n <int>: 2"))
success, err = (&MatchJSONMatcher{JSONToMatch: nil}).Match("{}")
Ω(success).Should(BeFalse())
Ω(err).Should(HaveOccurred())
Ω(err.Error()).Should(ContainSubstring("MatchJSONMatcher matcher requires a string, stringer, or []byte. Got expected:\n <nil>: nil"))
})
})
Context("when the actual is neither a string nor a stringer nor a byte array", func() {
It("should error", func() {
success, err := (&MatchJSONMatcher{JSONToMatch: "{}"}).Match(2)
Ω(success).Should(BeFalse())
Ω(err).Should(HaveOccurred())
Ω(err.Error()).Should(ContainSubstring("MatchJSONMatcher matcher requires a string, stringer, or []byte. Got actual:\n <int>: 2"))
success, err = (&MatchJSONMatcher{JSONToMatch: "{}"}).Match(nil)
Ω(success).Should(BeFalse())
Ω(err).Should(HaveOccurred())
Ω(err.Error()).Should(ContainSubstring("MatchJSONMatcher matcher requires a string, stringer, or []byte. Got actual:\n <nil>: nil"))
})
})
})
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