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Diffstat (limited to 'vendor/github.com/onsi/gomega/matchers/with_transform_test.go')
-rw-r--r--vendor/github.com/onsi/gomega/matchers/with_transform_test.go102
1 files changed, 0 insertions, 102 deletions
diff --git a/vendor/github.com/onsi/gomega/matchers/with_transform_test.go b/vendor/github.com/onsi/gomega/matchers/with_transform_test.go
deleted file mode 100644
index e52bf8e..0000000
--- a/vendor/github.com/onsi/gomega/matchers/with_transform_test.go
+++ /dev/null
@@ -1,102 +0,0 @@
-package matchers_test
-
-import (
- "errors"
-
- . "github.com/onsi/ginkgo"
- . "github.com/onsi/gomega"
- . "github.com/onsi/gomega/matchers"
-)
-
-var _ = Describe("WithTransformMatcher", func() {
-
- var plus1 = func(i int) int { return i + 1 }
-
- Context("Panic if transform function invalid", func() {
- panicsWithTransformer := func(transform interface{}) {
- ExpectWithOffset(1, func() { WithTransform(transform, nil) }).To(Panic())
- }
- It("nil", func() {
- panicsWithTransformer(nil)
- })
- Context("Invalid number of args, but correct return value count", func() {
- It("zero", func() {
- panicsWithTransformer(func() int { return 5 })
- })
- It("two", func() {
- panicsWithTransformer(func(i, j int) int { return 5 })
- })
- })
- Context("Invalid number of return values, but correct number of arguments", func() {
- It("zero", func() {
- panicsWithTransformer(func(i int) {})
- })
- It("two", func() {
- panicsWithTransformer(func(i int) (int, int) { return 5, 6 })
- })
- })
- })
-
- It("works with positive cases", func() {
- Expect(1).To(WithTransform(plus1, Equal(2)))
- Expect(1).To(WithTransform(plus1, WithTransform(plus1, Equal(3))))
- Expect(1).To(WithTransform(plus1, And(Equal(2), BeNumerically(">", 1))))
-
- // transform expects custom type
- type S struct {
- A int
- B string
- }
- transformer := func(s S) string { return s.B }
- Expect(S{1, "hi"}).To(WithTransform(transformer, Equal("hi")))
-
- // transform expects interface
- errString := func(e error) string { return e.Error() }
- Expect(errors.New("abc")).To(WithTransform(errString, Equal("abc")))
- })
-
- It("works with negative cases", func() {
- Expect(1).ToNot(WithTransform(plus1, Equal(3)))
- Expect(1).ToNot(WithTransform(plus1, WithTransform(plus1, Equal(2))))
- })
-
- Context("failure messages", func() {
- Context("when match fails", func() {
- It("gives a descriptive message", func() {
- m := WithTransform(plus1, Equal(3))
- Expect(m.Match(1)).To(BeFalse())
- Expect(m.FailureMessage(1)).To(Equal("Expected\n <int>: 2\nto equal\n <int>: 3"))
- })
- })
-
- Context("when match succeeds, but expected it to fail", func() {
- It("gives a descriptive message", func() {
- m := Not(WithTransform(plus1, Equal(3)))
- Expect(m.Match(2)).To(BeFalse())
- Expect(m.FailureMessage(2)).To(Equal("Expected\n <int>: 3\nnot to equal\n <int>: 3"))
- })
- })
-
- Context("actual value is incompatible with transform function's argument type", func() {
- It("gracefully fails if transform cannot be performed", func() {
- m := WithTransform(plus1, Equal(3))
- result, err := m.Match("hi") // give it a string but transform expects int; doesn't panic
- Expect(result).To(BeFalse())
- Expect(err).To(MatchError("Transform function expects 'int' but we have 'string'"))
- })
- })
- })
-
- Context("MatchMayChangeInTheFuture()", func() {
- It("Propagates value from wrapped matcher on the transformed value", func() {
- m := WithTransform(plus1, Or()) // empty Or() always returns false, and indicates it cannot change
- Expect(m.Match(1)).To(BeFalse())
- Expect(m.(*WithTransformMatcher).MatchMayChangeInTheFuture(1)).To(BeFalse()) // empty Or() indicates cannot change
- })
- It("Defaults to true", func() {
- m := WithTransform(plus1, Equal(2)) // Equal does not have this method
- Expect(m.Match(1)).To(BeTrue())
- Expect(m.(*WithTransformMatcher).MatchMayChangeInTheFuture(1)).To(BeTrue()) // defaults to true
- })
- })
-})