match_xml_matcher_test.go

Documentation: github.com/onsi/gomega/matchers

     1  package matchers_test
     2  
     3  import (
     4  	. "github.com/onsi/ginkgo/v2"
     5  	. "github.com/onsi/gomega"
     6  	. "github.com/onsi/gomega/matchers"
     7  )
     8  
     9  var _ = Describe("MatchXMLMatcher", func() {
    10  
    11  	var (
    12  		sample_01 = readFileContents("test_data/xml/sample_01.xml")
    13  		sample_02 = readFileContents("test_data/xml/sample_02.xml")
    14  		sample_03 = readFileContents("test_data/xml/sample_03.xml")
    15  		sample_04 = readFileContents("test_data/xml/sample_04.xml")
    16  		sample_05 = readFileContents("test_data/xml/sample_05.xml")
    17  		sample_06 = readFileContents("test_data/xml/sample_06.xml")
    18  		sample_07 = readFileContents("test_data/xml/sample_07.xml")
    19  		sample_08 = readFileContents("test_data/xml/sample_08.xml")
    20  		sample_09 = readFileContents("test_data/xml/sample_09.xml")
    21  		sample_10 = readFileContents("test_data/xml/sample_10.xml")
    22  		sample_11 = readFileContents("test_data/xml/sample_11.xml")
    23  	)
    24  
    25  	When("passed stringifiables", func() {
    26  		It("matches documents regardless of the attribute order", func() {
    27  			a := `<a foo="bar" ka="boom"></a>`
    28  			b := `<a ka="boom" foo="bar"></a>`
    29  			Expect(b).Should(MatchXML(a))
    30  			Expect(a).Should(MatchXML(b))
    31  		})
    32  
    33  		It("should succeed if the XML matches", func() {
    34  			Expect(sample_01).Should(MatchXML(sample_01))    // same XML
    35  			Expect(sample_01).Should(MatchXML(sample_02))    // same XML with blank lines
    36  			Expect(sample_01).Should(MatchXML(sample_03))    // same XML with different formatting
    37  			Expect(sample_01).ShouldNot(MatchXML(sample_04)) // same structures with different values
    38  			Expect(sample_01).ShouldNot(MatchXML(sample_05)) // different structures
    39  			Expect(sample_06).ShouldNot(MatchXML(sample_07)) // same xml names with different namespaces
    40  			Expect(sample_07).ShouldNot(MatchXML(sample_08)) // same structures with different values
    41  			Expect(sample_09).ShouldNot(MatchXML(sample_10)) // same structures with different attribute values
    42  			Expect(sample_11).Should(MatchXML(sample_11))    // with non UTF-8 encoding
    43  		})
    44  	})
    45  
    46  	When("the expected is not valid XML", func() {
    47  		It("should error and explain why", func() {
    48  			success, err := (&MatchXMLMatcher{XMLToMatch: sample_01}).Match(`oops`)
    49  			Expect(success).Should(BeFalse())
    50  			Expect(err).Should(HaveOccurred())
    51  			Expect(err.Error()).Should(ContainSubstring("Actual 'oops' should be valid XML"))
    52  		})
    53  	})
    54  
    55  	When("the actual is not valid XML", func() {
    56  		It("should error and explain why", func() {
    57  			success, err := (&MatchXMLMatcher{XMLToMatch: `oops`}).Match(sample_01)
    58  			Expect(success).Should(BeFalse())
    59  			Expect(err).Should(HaveOccurred())
    60  			Expect(err.Error()).Should(ContainSubstring("Expected 'oops' should be valid XML"))
    61  		})
    62  	})
    63  
    64  	When("the expected is neither a string nor a stringer nor a byte array", func() {
    65  		It("should error", func() {
    66  			success, err := (&MatchXMLMatcher{XMLToMatch: 2}).Match(sample_01)
    67  			Expect(success).Should(BeFalse())
    68  			Expect(err).Should(HaveOccurred())
    69  			Expect(err.Error()).Should(ContainSubstring("MatchXMLMatcher matcher requires a string, stringer, or []byte.  Got expected:\n    <int>: 2"))
    70  
    71  			success, err = (&MatchXMLMatcher{XMLToMatch: nil}).Match(sample_01)
    72  			Expect(success).Should(BeFalse())
    73  			Expect(err).Should(HaveOccurred())
    74  			Expect(err.Error()).Should(ContainSubstring("MatchXMLMatcher matcher requires a string, stringer, or []byte.  Got expected:\n    <nil>: nil"))
    75  		})
    76  	})
    77  
    78  	When("the actual is neither a string nor a stringer nor a byte array", func() {
    79  		It("should error", func() {
    80  			success, err := (&MatchXMLMatcher{XMLToMatch: sample_01}).Match(2)
    81  			Expect(success).Should(BeFalse())
    82  			Expect(err).Should(HaveOccurred())
    83  			Expect(err.Error()).Should(ContainSubstring("MatchXMLMatcher matcher requires a string, stringer, or []byte.  Got actual:\n    <int>: 2"))
    84  
    85  			success, err = (&MatchXMLMatcher{XMLToMatch: sample_01}).Match(nil)
    86  			Expect(success).Should(BeFalse())
    87  			Expect(err).Should(HaveOccurred())
    88  			Expect(err.Error()).Should(ContainSubstring("MatchXMLMatcher matcher requires a string, stringer, or []byte.  Got actual:\n    <nil>: nil"))
    89  		})
    90  	})
    91  
    92  	It("shows failure message", func() {
    93  		failuresMessages := InterceptGomegaFailures(func() {
    94  			Expect("<xml/>").To(MatchXML("<yml/>"))
    95  		})
    96  		Expect(failuresMessages).To(Equal([]string{"Expected\n<xml/>\nto match XML of\n<yml/>"}))
    97  	})
    98  
    99  	It("shows negated failure message", func() {
   100  		failuresMessages := InterceptGomegaFailures(func() {
   101  			Expect("<xml/>").ToNot(MatchXML("<xml/>"))
   102  		})
   103  		Expect(failuresMessages).To(Equal([]string{"Expected\n<xml/>\nnot to match XML of\n<xml/>"}))
   104  	})
   105  })
   106
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