Sha256: cde26202b212da5714a25e3012fd689cddc8cd510e52814cd483d92ba8408f12
Contents?: true
Size: 1.18 KB
Versions: 13
Compression:
Stored size: 1.18 KB
Contents
require_relative 'shared/a_predicate_ast_node'
class Predicate
describe Factory, 'from_hash' do
subject{ Factory.from_hash(h) }
context "when the hash is empty" do
let(:h){ {} }
it{ should eq(Factory.tautology) }
end
context "when the hash is a singelton" do
let(:h){ {:x => 12} }
it_should_behave_like "a predicate AST node"
it{ should be_a(Eq) }
it{ should eq([:eq, [:identifier, :x], [:literal, 12]]) }
end
context "when the hash is not a singleton" do
let(:h){ {:x => 12, :y => :z} }
let(:expected){
[:and,
[:eq, [:identifier, :x], [:literal, 12]],
[:eq, [:identifier, :y], [:identifier, :z]]]
}
it_should_behave_like "a predicate AST node"
it{ should be_a(And) }
it{ should eq(expected) }
end
context "when the hash has array values" do
let(:h){ {:x => [12], :y => :z} }
let(:expected){
[:and,
[:in, [:identifier, :x], [:literal, [12]]],
[:eq, [:identifier, :y], [:identifier, :z]]]
}
it_should_behave_like "a predicate AST node"
it{ should be_a(And) }
it{ should eq(expected) }
end
end
end
Version data entries
13 entries across 13 versions & 1 rubygems