[30960] | 1 | require 'spec_helper'
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| 2 |
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| 3 | describe 'parseyaml' do
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| 4 | it 'should exist' do
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| 5 | is_expected.not_to eq(nil)
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| 6 | end
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| 7 |
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| 8 | it 'should raise an error if called without any arguments' do
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| 9 | is_expected.to run.with_params().
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| 10 | and_raise_error(/wrong number of arguments/i)
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| 11 | end
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| 12 |
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| 13 | context 'with correct YAML data' do
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| 14 | it 'should be able to parse a YAML data with a String' do
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| 15 | is_expected.to run.with_params('--- just a string').
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| 16 | and_return('just a string')
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| 17 | is_expected.to run.with_params('just a string').
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| 18 | and_return('just a string')
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| 19 | end
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| 20 |
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| 21 | it 'should be able to parse a YAML data with a Hash' do
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| 22 | is_expected.to run.with_params("---\na: '1'\nb: '2'\n").
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| 23 | and_return({'a' => '1', 'b' => '2'})
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| 24 | end
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| 25 |
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| 26 | it 'should be able to parse a YAML data with an Array' do
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| 27 | is_expected.to run.with_params("---\n- a\n- b\n- c\n").
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| 28 | and_return(['a', 'b', 'c'])
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| 29 | end
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| 30 |
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| 31 | it 'should be able to parse a YAML data with a mixed structure' do
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| 32 | is_expected.to run.with_params("---\na: '1'\nb: 2\nc:\n d:\n - :a\n - true\n - false\n").
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| 33 | and_return({'a' => '1', 'b' => 2, 'c' => {'d' => [:a, true, false]}})
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| 34 | end
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| 35 |
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| 36 | it 'should not return the default value if the data was parsed correctly' do
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| 37 | is_expected.to run.with_params("---\na: '1'\n", 'default_value').
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| 38 | and_return({'a' => '1'})
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| 39 | end
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| 40 |
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| 41 | end
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| 42 |
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| 43 | context 'on a modern ruby', :unless => RUBY_VERSION == '1.8.7' do
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| 44 | it 'should raise an error with invalid YAML and no default' do
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| 45 | is_expected.to run.with_params('["one"').
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| 46 | and_raise_error(Psych::SyntaxError)
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| 47 | end
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| 48 | end
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| 49 |
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| 50 | context 'when running on ruby 1.8.7, which does not have Psych', :if => RUBY_VERSION == '1.8.7' do
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| 51 | it 'should raise an error with invalid YAML and no default' do
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| 52 | is_expected.to run.with_params('["one"').
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| 53 | and_raise_error(ArgumentError)
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| 54 | end
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| 55 | end
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| 56 |
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| 57 | context 'with incorrect YAML data' do
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| 58 | it 'should support a structure for a default value' do
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| 59 | is_expected.to run.with_params('', {'a' => '1'}).
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| 60 | and_return({'a' => '1'})
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| 61 | end
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| 62 |
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| 63 | [1, 1.2, nil, true, false, [], {}, :yaml].each do |value|
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| 64 | it "should return the default value for an incorrect #{value.inspect} (#{value.class}) parameter" do
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| 65 | is_expected.to run.with_params(value, 'default_value').
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| 66 | and_return('default_value')
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| 67 | end
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| 68 | end
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| 69 |
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| 70 | context 'when running on modern rubies', :unless => RUBY_VERSION == '1.8.7' do
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| 71 | ['---', '...', '*8', ''].each do |value|
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| 72 | it "should return the default value for an incorrect #{value.inspect} string parameter" do
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| 73 | is_expected.to run.with_params(value, 'default_value').
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| 74 | and_return('default_value')
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| 75 | end
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| 76 | end
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| 77 | end
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| 78 |
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| 79 | end
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| 80 |
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| 81 | end
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