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-rw-r--r--activerecord/test/cases/arel/visitors/depth_first_test.rb276
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diff --git a/activerecord/test/cases/arel/visitors/depth_first_test.rb b/activerecord/test/cases/arel/visitors/depth_first_test.rb
deleted file mode 100644
index 106be2311d..0000000000
--- a/activerecord/test/cases/arel/visitors/depth_first_test.rb
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@@ -1,276 +0,0 @@
-# frozen_string_literal: true
-
-require_relative "../helper"
-
-module Arel
- module Visitors
- class TestDepthFirst < Arel::Test
- Collector = Struct.new(:calls) do
- def call(object)
- calls << object
- end
- end
-
- def setup
- @collector = Collector.new []
- @visitor = Visitors::DepthFirst.new @collector
- end
-
- def test_raises_with_object
- assert_raises(TypeError) do
- @visitor.accept(Object.new)
- end
- end
-
-
- # unary ops
- [
- Arel::Nodes::Not,
- Arel::Nodes::Group,
- Arel::Nodes::On,
- Arel::Nodes::Grouping,
- Arel::Nodes::Offset,
- Arel::Nodes::Ordering,
- Arel::Nodes::StringJoin,
- Arel::Nodes::UnqualifiedColumn,
- Arel::Nodes::ValuesList,
- Arel::Nodes::Limit,
- Arel::Nodes::Else,
- ].each do |klass|
- define_method("test_#{klass.name.gsub('::', '_')}") do
- op = klass.new(:a)
- @visitor.accept op
- assert_equal [:a, op], @collector.calls
- end
- end
-
- # functions
- [
- Arel::Nodes::Exists,
- Arel::Nodes::Avg,
- Arel::Nodes::Min,
- Arel::Nodes::Max,
- Arel::Nodes::Sum,
- ].each do |klass|
- define_method("test_#{klass.name.gsub('::', '_')}") do
- func = klass.new(:a, "b")
- @visitor.accept func
- assert_equal [:a, "b", false, func], @collector.calls
- end
- end
-
- def test_named_function
- func = Arel::Nodes::NamedFunction.new(:a, :b, "c")
- @visitor.accept func
- assert_equal [:a, :b, false, "c", func], @collector.calls
- end
-
- def test_lock
- lock = Nodes::Lock.new true
- @visitor.accept lock
- assert_equal [lock], @collector.calls
- end
-
- def test_count
- count = Nodes::Count.new :a, :b, "c"
- @visitor.accept count
- assert_equal [:a, "c", :b, count], @collector.calls
- end
-
- def test_inner_join
- join = Nodes::InnerJoin.new :a, :b
- @visitor.accept join
- assert_equal [:a, :b, join], @collector.calls
- end
-
- def test_full_outer_join
- join = Nodes::FullOuterJoin.new :a, :b
- @visitor.accept join
- assert_equal [:a, :b, join], @collector.calls
- end
-
- def test_outer_join
- join = Nodes::OuterJoin.new :a, :b
- @visitor.accept join
- assert_equal [:a, :b, join], @collector.calls
- end
-
- def test_right_outer_join
- join = Nodes::RightOuterJoin.new :a, :b
- @visitor.accept join
- assert_equal [:a, :b, join], @collector.calls
- end
-
- def test_comment
- comment = Nodes::Comment.new ["foo"]
- @visitor.accept comment
- assert_equal ["foo", ["foo"], comment], @collector.calls
- end
-
- [
- Arel::Nodes::Assignment,
- Arel::Nodes::Between,
- Arel::Nodes::Concat,
- Arel::Nodes::DoesNotMatch,
- Arel::Nodes::Equality,
- Arel::Nodes::GreaterThan,
- Arel::Nodes::GreaterThanOrEqual,
- Arel::Nodes::In,
- Arel::Nodes::LessThan,
- Arel::Nodes::LessThanOrEqual,
- Arel::Nodes::Matches,
- Arel::Nodes::NotEqual,
- Arel::Nodes::NotIn,
- Arel::Nodes::Or,
- Arel::Nodes::TableAlias,
- Arel::Nodes::As,
- Arel::Nodes::DeleteStatement,
- Arel::Nodes::JoinSource,
- Arel::Nodes::When,
- ].each do |klass|
- define_method("test_#{klass.name.gsub('::', '_')}") do
- binary = klass.new(:a, :b)
- @visitor.accept binary
- assert_equal [:a, :b, binary], @collector.calls
- end
- end
-
- def test_Arel_Nodes_InfixOperation
- binary = Arel::Nodes::InfixOperation.new(:o, :a, :b)
- @visitor.accept binary
- assert_equal [:a, :b, binary], @collector.calls
- end
-
- # N-ary
- [
- Arel::Nodes::And,
- ].each do |klass|
- define_method("test_#{klass.name.gsub('::', '_')}") do
- binary = klass.new([:a, :b, :c])
- @visitor.accept binary
- assert_equal [:a, :b, :c, binary], @collector.calls
- end
- end
-
- [
- Arel::Attributes::Integer,
- Arel::Attributes::Float,
- Arel::Attributes::String,
- Arel::Attributes::Time,
- Arel::Attributes::Boolean,
- Arel::Attributes::Attribute
- ].each do |klass|
- define_method("test_#{klass.name.gsub('::', '_')}") do
- binary = klass.new(:a, :b)
- @visitor.accept binary
- assert_equal [:a, :b, binary], @collector.calls
- end
- end
-
- def test_table
- relation = Arel::Table.new(:users)
- @visitor.accept relation
- assert_equal ["users", relation], @collector.calls
- end
-
- def test_array
- node = Nodes::Or.new(:a, :b)
- list = [node]
- @visitor.accept list
- assert_equal [:a, :b, node, list], @collector.calls
- end
-
- def test_set
- node = Nodes::Or.new(:a, :b)
- set = Set.new([node])
- @visitor.accept set
- assert_equal [:a, :b, node, set], @collector.calls
- end
-
- def test_hash
- node = Nodes::Or.new(:a, :b)
- hash = { node => node }
- @visitor.accept hash
- assert_equal [:a, :b, node, :a, :b, node, hash], @collector.calls
- end
-
- def test_update_statement
- stmt = Nodes::UpdateStatement.new
- stmt.relation = :a
- stmt.values << :b
- stmt.wheres << :c
- stmt.orders << :d
- stmt.limit = :e
-
- @visitor.accept stmt
- assert_equal [:a, :b, stmt.values, :c, stmt.wheres, :d, stmt.orders,
- :e, stmt], @collector.calls
- end
-
- def test_select_core
- core = Nodes::SelectCore.new
- core.projections << :a
- core.froms = :b
- core.wheres << :c
- core.groups << :d
- core.windows << :e
- core.havings << :f
-
- @visitor.accept core
- assert_equal [
- :a, core.projections,
- :b, [],
- core.source,
- :c, core.wheres,
- :d, core.groups,
- :e, core.windows,
- :f, core.havings,
- core], @collector.calls
- end
-
- def test_select_statement
- ss = Nodes::SelectStatement.new
- ss.cores.replace [:a]
- ss.orders << :b
- ss.limit = :c
- ss.lock = :d
- ss.offset = :e
-
- @visitor.accept ss
- assert_equal [
- :a, ss.cores,
- :b, ss.orders,
- :c,
- :d,
- :e,
- ss], @collector.calls
- end
-
- def test_insert_statement
- stmt = Nodes::InsertStatement.new
- stmt.relation = :a
- stmt.columns << :b
- stmt.values = :c
-
- @visitor.accept stmt
- assert_equal [:a, :b, stmt.columns, :c, stmt], @collector.calls
- end
-
- def test_case
- node = Arel::Nodes::Case.new
- node.case = :a
- node.conditions << :b
- node.default = :c
-
- @visitor.accept node
- assert_equal [:a, :b, node.conditions, :c, node], @collector.calls
- end
-
- def test_node
- node = Nodes::Node.new
- @visitor.accept node
- assert_equal [node], @collector.calls
- end
- end
- end
-end