Пример #1
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func (*functionSuite) TestWrap(c *gc.C) {
	first := errors.New("first") //err wrapFirst
	detailed := errors.New("detailed")
	err := errors.Wrap(first, detailed) //err wrapTest
	c.Assert(err.Error(), gc.Equals, "detailed")
	c.Assert(errors.Cause(err), gc.Equals, detailed)
	c.Assert(errors.Details(err), jc.Contains, tagToLocation["wrapFirst"].String())
	c.Assert(errors.Details(err), jc.Contains, tagToLocation["wrapTest"].String())
}
Пример #2
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func checkErr(c *gc.C, err, cause error, msg string, details string) {
	c.Assert(err, gc.NotNil)
	c.Assert(err.Error(), gc.Equals, msg)
	c.Assert(errors.Cause(err), gc.Equals, cause)
	expectedDetails := replaceLocations(details)
	c.Assert(errors.Details(err), gc.Equals, expectedDetails)
}
Пример #3
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func (*functionSuite) TestWrapOfNil(c *gc.C) {
	detailed := errors.New("detailed")
	err := errors.Wrap(nil, detailed) //err nilWrapTest
	c.Assert(err.Error(), gc.Equals, "detailed")
	c.Assert(errors.Cause(err), gc.Equals, detailed)
	c.Assert(errors.Details(err), jc.Contains, tagToLocation["nilWrapTest"].String())
}
Пример #4
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func (*functionSuite) TestTrace(c *gc.C) {
	first := errors.New("first")
	err := errors.Trace(first) //err traceTest
	c.Assert(err.Error(), gc.Equals, "first")
	c.Assert(errors.Cause(err), gc.Equals, first)
	c.Assert(errors.Details(err), jc.Contains, tagToLocation["traceTest"].String())

	c.Assert(errors.Trace(nil), gc.IsNil)
}
Пример #5
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func (*functionSuite) TestAnnotatef(c *gc.C) {
	first := errors.New("first")
	err := errors.Annotatef(first, "annotation %d", 2) //err annotatefTest
	c.Assert(err.Error(), gc.Equals, "annotation 2: first")
	c.Assert(errors.Cause(err), gc.Equals, first)
	c.Assert(errors.Details(err), jc.Contains, tagToLocation["annotatefTest"].String())

	c.Assert(errors.Annotatef(nil, "annotate"), gc.IsNil)
}
Пример #6
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func (*functionSuite) TestMaskf(c *gc.C) {
	first := errors.New("first")
	err := errors.Maskf(first, "masked %d", 42) //err maskfTest
	c.Assert(err.Error(), gc.Equals, "masked 42: first")
	c.Assert(errors.Cause(err), gc.Equals, err)
	c.Assert(errors.Details(err), jc.Contains, tagToLocation["maskfTest"].String())

	c.Assert(errors.Maskf(nil, "mask"), gc.IsNil)
}
Пример #7
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func (*errorsSuite) TestNewErr(c *gc.C) {
	if runtime.Compiler == "gccgo" {
		c.Skip("gccgo can't determine the location")
	}
	err := newEmbed("testing %d", 42) //err embedErr
	c.Assert(err.Error(), gc.Equals, "testing 42")
	c.Assert(errors.Cause(err), gc.Equals, err)
	c.Assert(errors.Details(err), jc.Contains, tagToLocation["embedErr"].String())
}
Пример #8
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func (s *functionSuite) TestDetails(c *gc.C) {
	if runtime.Compiler == "gccgo" {
		c.Skip("gccgo can't determine the location")
	}
	c.Assert(errors.Details(nil), gc.Equals, "[]")

	otherErr := fmt.Errorf("other")
	checkDetails(c, otherErr, "[{other}]")

	err0 := newEmbed("foo") //err TestStack#0
	checkDetails(c, err0, "[{$TestStack#0$: foo}]")

	err1 := errors.Annotate(err0, "bar") //err TestStack#1
	checkDetails(c, err1, "[{$TestStack#1$: bar} {$TestStack#0$: foo}]")

	err2 := errors.Trace(err1) //err TestStack#2
	checkDetails(c, err2, "[{$TestStack#2$: } {$TestStack#1$: bar} {$TestStack#0$: foo}]")
}
Пример #9
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func (*functionSuite) TestDeferredAnnotatef(c *gc.C) {
	// NOTE: this test fails with gccgo
	if runtime.Compiler == "gccgo" {
		c.Skip("gccgo can't determine the location")
	}
	first := errors.New("first")
	test := func() (err error) {
		defer errors.DeferredAnnotatef(&err, "deferred %s", "annotate")
		return first
	} //err deferredAnnotate
	err := test()
	c.Assert(err.Error(), gc.Equals, "deferred annotate: first")
	c.Assert(errors.Cause(err), gc.Equals, first)
	c.Assert(errors.Details(err), jc.Contains, tagToLocation["deferredAnnotate"].String())

	err = nil
	errors.DeferredAnnotatef(&err, "deferred %s", "annotate")
	c.Assert(err, gc.IsNil)
}
Пример #10
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func checkDetails(c *gc.C, err error, details string) {
	c.Assert(err, gc.NotNil)
	expectedDetails := replaceLocations(details)
	c.Assert(errors.Details(err), gc.Equals, expectedDetails)
}
Пример #11
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func (*functionSuite) TestErrorf(c *gc.C) {
	err := errors.Errorf("testing %d", 42) //err errorfTest
	c.Assert(err.Error(), gc.Equals, "testing 42")
	c.Assert(errors.Cause(err), gc.Equals, err)
	c.Assert(errors.Details(err), jc.Contains, tagToLocation["errorfTest"].String())
}
Пример #12
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func (*functionSuite) TestNew(c *gc.C) {
	err := errors.New("testing") //err newTest
	c.Assert(err.Error(), gc.Equals, "testing")
	c.Assert(errors.Cause(err), gc.Equals, err)
	c.Assert(errors.Details(err), jc.Contains, tagToLocation["newTest"].String())
}