github-changelog-generator/spec/unit/parse_file_spec.rb

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describe GitHubChangelogGenerator::ParserFile do
describe ".github_changelog_generator" do
context "when no has file" do
let(:options) { {} }
let(:parse) { GitHubChangelogGenerator::ParserFile.new(options) }
subject { parse.parse! }
it { is_expected.to be_nil }
end
context "when file is empty" do
let(:options) { { params_file: "spec/files/github_changelog_params_empty" } }
let(:parse) { GitHubChangelogGenerator::ParserFile.new(options) }
it "does not change the options" do
expect { parse.parse! }.to_not change { options }
end
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end
context "when file is incorrect" do
let(:options) { { params_file: "spec/files/github_changelog_params_incorrect" } }
let(:options_before_change) { options.dup }
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let(:parse) { GitHubChangelogGenerator::ParserFile.new(options) }
it { expect { parse.parse! }.to raise_error }
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end
context "when override default values" do
let(:default_options) { GitHubChangelogGenerator::Parser.get_default_options }
let(:options) { { params_file: "spec/files/github_changelog_params_override" }.merge(default_options) }
let(:options_before_change) { options.dup }
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let(:parse) { GitHubChangelogGenerator::ParserFile.new(options) }
it "changes the options" do
expect { parse.parse! }.to change { options }
.from(options_before_change)
.to(options_before_change.merge(unreleased_label: "staging",
unreleased: false,
header: "=== Changelog ==="))
end
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end
end
end