/usr/share/gocode/src/github.com/jacobsa/ogletest/expect_that.go is in golang-github-jacobsa-ogletest-dev 0.0~git20150610-6.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 | // Copyright 2011 Aaron Jacobs. All Rights Reserved.
// Author: aaronjjacobs@gmail.com (Aaron Jacobs)
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package ogletest
import (
"fmt"
"path"
"reflect"
"runtime"
"github.com/jacobsa/oglematchers"
)
// ExpectThat confirms that the supplied matcher matches the value x, adding a
// failure record to the currently running test if it does not. If additional
// parameters are supplied, the first will be used as a format string for the
// later ones, and the user-supplied error message will be added to the test
// output in the event of a failure.
//
// For example:
//
// ExpectThat(userName, Equals("jacobsa"))
// ExpectThat(users[i], Equals("jacobsa"), "while processing user %d", i)
//
func ExpectThat(
x interface{},
m oglematchers.Matcher,
errorParts ...interface{}) {
expectThat(x, m, 1, errorParts)
}
// The generalized form of ExpectThat. depth is the distance on the stack
// between the caller's frame and the user's frame. Returns passed iff the
// match succeeded.
func expectThat(
x interface{},
m oglematchers.Matcher,
depth int,
errorParts []interface{}) (passed bool) {
// Check whether the value matches. If it does, we are finished.
matcherErr := m.Matches(x)
if matcherErr == nil {
passed = true
return
}
var r FailureRecord
// Get information about the call site.
var ok bool
if _, r.FileName, r.LineNumber, ok = runtime.Caller(depth + 1); !ok {
panic("expectThat: runtime.Caller")
}
r.FileName = path.Base(r.FileName)
// Create an appropriate failure message. Make sure that the expected and
// actual values align properly.
relativeClause := ""
if matcherErr.Error() != "" {
relativeClause = fmt.Sprintf(", %s", matcherErr.Error())
}
r.Error = fmt.Sprintf(
"Expected: %s\nActual: %v%s",
m.Description(),
x,
relativeClause)
// Add the user error, if any.
if len(errorParts) != 0 {
v := reflect.ValueOf(errorParts[0])
if v.Kind() != reflect.String {
panic(fmt.Sprintf("ExpectThat: invalid format string type %v", v.Kind()))
}
r.Error = fmt.Sprintf(
"%s\n%s",
r.Error,
fmt.Sprintf(v.String(), errorParts[1:]...))
}
// Report the failure.
AddFailureRecord(r)
return
}
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