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// Copyright 2021 Igor Lazarev. All rights reserved. |
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// Use of this source code is governed by a MIT-style |
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// license that can be found in the LICENSE file. |
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// Package validationtest contains helper functions for testing purposes. |
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package validationtest |
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import ( |
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"testing" |
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"github.com/muonsoft/validation" |
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) |
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type AssertViolationFunc func(t *testing.T, violation validation.Violation) bool |
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type AssertViolationListFunc func(t *testing.T, violations []validation.Violation) bool |
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func AssertIsViolation(t *testing.T, err error, assert AssertViolationFunc) bool { |
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t.Helper() |
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if err == nil { |
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t.Errorf("err is nil, but expected to be a Violation") |
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return false |
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} |
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violation, is := validation.UnwrapViolation(err) |
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if !is { |
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t.Errorf("failed asserting that error '%s' is Violation", err) |
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return false |
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} |
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return assert(t, violation) |
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} |
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func AssertIsViolationList(t *testing.T, err error, assert AssertViolationListFunc) bool { |
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t.Helper() |
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if err == nil { |
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t.Errorf("err is nil, but expected to be a ViolationList") |
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return false |
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} |
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violations, is := validation.UnwrapViolationList(err) |
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if !is { |
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t.Errorf("failed asserting that error '%s' is ViolationList", err) |
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return false |
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} |
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return assert(t, violations.AsSlice()) |
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} |
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func AssertOneViolationInList(t *testing.T, err error, assert AssertViolationFunc) bool { |
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t.Helper() |
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return AssertIsViolationList(t, err, func(t *testing.T, violations []validation.Violation) bool { |
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t.Helper() |
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if len(violations) != 1 { |
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t.Errorf("failed asserting that violations list contains exactly one violation, actual count is %d", len(violations)) |
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return false |
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} |
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return assert(t, violations[0]) |
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}) |
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} |
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muonsoft /
validation
