aboutsummaryrefslogtreecommitdiffstats
path: root/activerecord/test/cases/arel/nodes
diff options
context:
space:
mode:
Diffstat (limited to 'activerecord/test/cases/arel/nodes')
-rw-r--r--activerecord/test/cases/arel/nodes/and_test.rb21
-rw-r--r--activerecord/test/cases/arel/nodes/as_test.rb36
-rw-r--r--activerecord/test/cases/arel/nodes/ascending_test.rb46
-rw-r--r--activerecord/test/cases/arel/nodes/bin_test.rb35
-rw-r--r--activerecord/test/cases/arel/nodes/binary_test.rb27
-rw-r--r--activerecord/test/cases/arel/nodes/bind_param_test.rb22
-rw-r--r--activerecord/test/cases/arel/nodes/case_test.rb84
-rw-r--r--activerecord/test/cases/arel/nodes/casted_test.rb18
-rw-r--r--activerecord/test/cases/arel/nodes/count_test.rb44
-rw-r--r--activerecord/test/cases/arel/nodes/delete_statement_test.rb36
-rw-r--r--activerecord/test/cases/arel/nodes/descending_test.rb46
-rw-r--r--activerecord/test/cases/arel/nodes/distinct_test.rb21
-rw-r--r--activerecord/test/cases/arel/nodes/equality_test.rb86
-rw-r--r--activerecord/test/cases/arel/nodes/extract_test.rb43
-rw-r--r--activerecord/test/cases/arel/nodes/false_test.rb21
-rw-r--r--activerecord/test/cases/arel/nodes/grouping_test.rb26
-rw-r--r--activerecord/test/cases/arel/nodes/infix_operation_test.rb42
-rw-r--r--activerecord/test/cases/arel/nodes/insert_statement_test.rb44
-rw-r--r--activerecord/test/cases/arel/nodes/named_function_test.rb48
-rw-r--r--activerecord/test/cases/arel/nodes/node_test.rb41
-rw-r--r--activerecord/test/cases/arel/nodes/not_test.rb31
-rw-r--r--activerecord/test/cases/arel/nodes/or_test.rb36
-rw-r--r--activerecord/test/cases/arel/nodes/over_test.rb69
-rw-r--r--activerecord/test/cases/arel/nodes/select_core_test.rb71
-rw-r--r--activerecord/test/cases/arel/nodes/select_statement_test.rb51
-rw-r--r--activerecord/test/cases/arel/nodes/sql_literal_test.rb75
-rw-r--r--activerecord/test/cases/arel/nodes/sum_test.rb35
-rw-r--r--activerecord/test/cases/arel/nodes/table_alias_test.rb29
-rw-r--r--activerecord/test/cases/arel/nodes/true_test.rb21
-rw-r--r--activerecord/test/cases/arel/nodes/unary_operation_test.rb41
-rw-r--r--activerecord/test/cases/arel/nodes/update_statement_test.rb60
-rw-r--r--activerecord/test/cases/arel/nodes/window_test.rb81
32 files changed, 1387 insertions, 0 deletions
diff --git a/activerecord/test/cases/arel/nodes/and_test.rb b/activerecord/test/cases/arel/nodes/and_test.rb
new file mode 100644
index 0000000000..eff54abd91
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/and_test.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ module Nodes
+ describe "And" do
+ describe "equality" do
+ it "is equal with equal ivars" do
+ array = [And.new(["foo", "bar"]), And.new(["foo", "bar"])]
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with different ivars" do
+ array = [And.new(["foo", "bar"]), And.new(["foo", "baz"])]
+ assert_equal 2, array.uniq.size
+ end
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/as_test.rb b/activerecord/test/cases/arel/nodes/as_test.rb
new file mode 100644
index 0000000000..1169ea11c9
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/as_test.rb
@@ -0,0 +1,36 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ module Nodes
+ describe "As" do
+ describe "#as" do
+ it "makes an AS node" do
+ attr = Table.new(:users)[:id]
+ as = attr.as(Arel.sql("foo"))
+ assert_equal attr, as.left
+ assert_equal "foo", as.right
+ end
+
+ it "converts right to SqlLiteral if a string" do
+ attr = Table.new(:users)[:id]
+ as = attr.as("foo")
+ assert_kind_of Arel::Nodes::SqlLiteral, as.right
+ end
+ end
+
+ describe "equality" do
+ it "is equal with equal ivars" do
+ array = [As.new("foo", "bar"), As.new("foo", "bar")]
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with different ivars" do
+ array = [As.new("foo", "bar"), As.new("foo", "baz")]
+ assert_equal 2, array.uniq.size
+ end
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/ascending_test.rb b/activerecord/test/cases/arel/nodes/ascending_test.rb
new file mode 100644
index 0000000000..1efb16222a
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/ascending_test.rb
@@ -0,0 +1,46 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ module Nodes
+ class TestAscending < Arel::Test
+ def test_construct
+ ascending = Ascending.new "zomg"
+ assert_equal "zomg", ascending.expr
+ end
+
+ def test_reverse
+ ascending = Ascending.new "zomg"
+ descending = ascending.reverse
+ assert_kind_of Descending, descending
+ assert_equal ascending.expr, descending.expr
+ end
+
+ def test_direction
+ ascending = Ascending.new "zomg"
+ assert_equal :asc, ascending.direction
+ end
+
+ def test_ascending?
+ ascending = Ascending.new "zomg"
+ assert ascending.ascending?
+ end
+
+ def test_descending?
+ ascending = Ascending.new "zomg"
+ assert !ascending.descending?
+ end
+
+ def test_equality_with_same_ivars
+ array = [Ascending.new("zomg"), Ascending.new("zomg")]
+ assert_equal 1, array.uniq.size
+ end
+
+ def test_inequality_with_different_ivars
+ array = [Ascending.new("zomg"), Ascending.new("zomg!")]
+ assert_equal 2, array.uniq.size
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/bin_test.rb b/activerecord/test/cases/arel/nodes/bin_test.rb
new file mode 100644
index 0000000000..ee2ec3cf2f
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/bin_test.rb
@@ -0,0 +1,35 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ module Nodes
+ class TestBin < Arel::Test
+ def test_new
+ assert Arel::Nodes::Bin.new("zomg")
+ end
+
+ def test_default_to_sql
+ viz = Arel::Visitors::ToSql.new Table.engine.connection_pool
+ node = Arel::Nodes::Bin.new(Arel.sql("zomg"))
+ assert_equal "zomg", viz.accept(node, Collectors::SQLString.new).value
+ end
+
+ def test_mysql_to_sql
+ viz = Arel::Visitors::MySQL.new Table.engine.connection_pool
+ node = Arel::Nodes::Bin.new(Arel.sql("zomg"))
+ assert_equal "BINARY zomg", viz.accept(node, Collectors::SQLString.new).value
+ end
+
+ def test_equality_with_same_ivars
+ array = [Bin.new("zomg"), Bin.new("zomg")]
+ assert_equal 1, array.uniq.size
+ end
+
+ def test_inequality_with_different_ivars
+ array = [Bin.new("zomg"), Bin.new("zomg!")]
+ assert_equal 2, array.uniq.size
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/binary_test.rb b/activerecord/test/cases/arel/nodes/binary_test.rb
new file mode 100644
index 0000000000..9bc55a155b
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/binary_test.rb
@@ -0,0 +1,27 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ module Nodes
+ describe "Binary" do
+ describe "#hash" do
+ it "generates a hash based on its value" do
+ eq = Equality.new("foo", "bar")
+ eq2 = Equality.new("foo", "bar")
+ eq3 = Equality.new("bar", "baz")
+
+ assert_equal eq.hash, eq2.hash
+ refute_equal eq.hash, eq3.hash
+ end
+
+ it "generates a hash specific to its class" do
+ eq = Equality.new("foo", "bar")
+ neq = NotEqual.new("foo", "bar")
+
+ refute_equal eq.hash, neq.hash
+ end
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/bind_param_test.rb b/activerecord/test/cases/arel/nodes/bind_param_test.rb
new file mode 100644
index 0000000000..37a362ece4
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/bind_param_test.rb
@@ -0,0 +1,22 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ module Nodes
+ describe "BindParam" do
+ it "is equal to other bind params with the same value" do
+ BindParam.new(1).must_equal(BindParam.new(1))
+ BindParam.new("foo").must_equal(BindParam.new("foo"))
+ end
+
+ it "is not equal to other nodes" do
+ BindParam.new(nil).wont_equal(Node.new)
+ end
+
+ it "is not equal to bind params with different values" do
+ BindParam.new(1).wont_equal(BindParam.new(2))
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/case_test.rb b/activerecord/test/cases/arel/nodes/case_test.rb
new file mode 100644
index 0000000000..2c087e624e
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/case_test.rb
@@ -0,0 +1,84 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ module Nodes
+ describe "Case" do
+ describe "#initialize" do
+ it "sets case expression from first argument" do
+ node = Case.new "foo"
+
+ assert_equal "foo", node.case
+ end
+
+ it "sets default case from second argument" do
+ node = Case.new nil, "bar"
+
+ assert_equal "bar", node.default
+ end
+ end
+
+ describe "#clone" do
+ it "clones case, conditions and default" do
+ foo = Nodes.build_quoted "foo"
+
+ node = Case.new
+ node.case = foo
+ node.conditions = [When.new(foo, foo)]
+ node.default = foo
+
+ dolly = node.clone
+
+ assert_equal dolly.case, node.case
+ refute_same dolly.case, node.case
+
+ assert_equal dolly.conditions, node.conditions
+ refute_same dolly.conditions, node.conditions
+
+ assert_equal dolly.default, node.default
+ refute_same dolly.default, node.default
+ end
+ end
+
+ describe "equality" do
+ it "is equal with equal ivars" do
+ foo = Nodes.build_quoted "foo"
+ one = Nodes.build_quoted 1
+ zero = Nodes.build_quoted 0
+
+ case1 = Case.new foo
+ case1.conditions = [When.new(foo, one)]
+ case1.default = Else.new zero
+
+ case2 = Case.new foo
+ case2.conditions = [When.new(foo, one)]
+ case2.default = Else.new zero
+
+ array = [case1, case2]
+
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with different ivars" do
+ foo = Nodes.build_quoted "foo"
+ bar = Nodes.build_quoted "bar"
+ one = Nodes.build_quoted 1
+ zero = Nodes.build_quoted 0
+
+ case1 = Case.new foo
+ case1.conditions = [When.new(foo, one)]
+ case1.default = Else.new zero
+
+ case2 = Case.new foo
+ case2.conditions = [When.new(bar, one)]
+ case2.default = Else.new zero
+
+ array = [case1, case2]
+
+ assert_equal 2, array.uniq.size
+ end
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/casted_test.rb b/activerecord/test/cases/arel/nodes/casted_test.rb
new file mode 100644
index 0000000000..e27f58a4e2
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/casted_test.rb
@@ -0,0 +1,18 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ module Nodes
+ describe Casted do
+ describe "#hash" do
+ it "is equal when eql? returns true" do
+ one = Casted.new 1, 2
+ also_one = Casted.new 1, 2
+
+ assert_equal one.hash, also_one.hash
+ end
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/count_test.rb b/activerecord/test/cases/arel/nodes/count_test.rb
new file mode 100644
index 0000000000..3107659e77
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/count_test.rb
@@ -0,0 +1,44 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+class Arel::Nodes::CountTest < Arel::Spec
+ describe "as" do
+ it "should alias the count" do
+ table = Arel::Table.new :users
+ table[:id].count.as("foo").to_sql.must_be_like %{
+ COUNT("users"."id") AS foo
+ }
+ end
+ end
+
+ describe "eq" do
+ it "should compare the count" do
+ table = Arel::Table.new :users
+ table[:id].count.eq(2).to_sql.must_be_like %{
+ COUNT("users"."id") = 2
+ }
+ end
+ end
+
+ describe "equality" do
+ it "is equal with equal ivars" do
+ array = [Arel::Nodes::Count.new("foo"), Arel::Nodes::Count.new("foo")]
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with different ivars" do
+ array = [Arel::Nodes::Count.new("foo"), Arel::Nodes::Count.new("foo!")]
+ assert_equal 2, array.uniq.size
+ end
+ end
+
+ describe "math" do
+ it "allows mathematical functions" do
+ table = Arel::Table.new :users
+ (table[:id].count + 1).to_sql.must_be_like %{
+ (COUNT("users"."id") + 1)
+ }
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/delete_statement_test.rb b/activerecord/test/cases/arel/nodes/delete_statement_test.rb
new file mode 100644
index 0000000000..3f078063a4
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/delete_statement_test.rb
@@ -0,0 +1,36 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+describe Arel::Nodes::DeleteStatement do
+ describe "#clone" do
+ it "clones wheres" do
+ statement = Arel::Nodes::DeleteStatement.new
+ statement.wheres = %w[a b c]
+
+ dolly = statement.clone
+ dolly.wheres.must_equal statement.wheres
+ dolly.wheres.wont_be_same_as statement.wheres
+ end
+ end
+
+ describe "equality" do
+ it "is equal with equal ivars" do
+ statement1 = Arel::Nodes::DeleteStatement.new
+ statement1.wheres = %w[a b c]
+ statement2 = Arel::Nodes::DeleteStatement.new
+ statement2.wheres = %w[a b c]
+ array = [statement1, statement2]
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with different ivars" do
+ statement1 = Arel::Nodes::DeleteStatement.new
+ statement1.wheres = %w[a b c]
+ statement2 = Arel::Nodes::DeleteStatement.new
+ statement2.wheres = %w[1 2 3]
+ array = [statement1, statement2]
+ assert_equal 2, array.uniq.size
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/descending_test.rb b/activerecord/test/cases/arel/nodes/descending_test.rb
new file mode 100644
index 0000000000..45e22de17b
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/descending_test.rb
@@ -0,0 +1,46 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ module Nodes
+ class TestDescending < Arel::Test
+ def test_construct
+ descending = Descending.new "zomg"
+ assert_equal "zomg", descending.expr
+ end
+
+ def test_reverse
+ descending = Descending.new "zomg"
+ ascending = descending.reverse
+ assert_kind_of Ascending, ascending
+ assert_equal descending.expr, ascending.expr
+ end
+
+ def test_direction
+ descending = Descending.new "zomg"
+ assert_equal :desc, descending.direction
+ end
+
+ def test_ascending?
+ descending = Descending.new "zomg"
+ assert !descending.ascending?
+ end
+
+ def test_descending?
+ descending = Descending.new "zomg"
+ assert descending.descending?
+ end
+
+ def test_equality_with_same_ivars
+ array = [Descending.new("zomg"), Descending.new("zomg")]
+ assert_equal 1, array.uniq.size
+ end
+
+ def test_inequality_with_different_ivars
+ array = [Descending.new("zomg"), Descending.new("zomg!")]
+ assert_equal 2, array.uniq.size
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/distinct_test.rb b/activerecord/test/cases/arel/nodes/distinct_test.rb
new file mode 100644
index 0000000000..de5f0ee588
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/distinct_test.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ module Nodes
+ describe "Distinct" do
+ describe "equality" do
+ it "is equal to other distinct nodes" do
+ array = [Distinct.new, Distinct.new]
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with other nodes" do
+ array = [Distinct.new, Node.new]
+ assert_equal 2, array.uniq.size
+ end
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/equality_test.rb b/activerecord/test/cases/arel/nodes/equality_test.rb
new file mode 100644
index 0000000000..e173720e86
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/equality_test.rb
@@ -0,0 +1,86 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ module Nodes
+ describe "equality" do
+ # FIXME: backwards compat
+ describe "backwards compat" do
+ describe "operator" do
+ it "returns :==" do
+ attr = Table.new(:users)[:id]
+ left = attr.eq(10)
+ left.operator.must_equal :==
+ end
+ end
+
+ describe "operand1" do
+ it "should equal left" do
+ attr = Table.new(:users)[:id]
+ left = attr.eq(10)
+ left.left.must_equal left.operand1
+ end
+ end
+
+ describe "operand2" do
+ it "should equal right" do
+ attr = Table.new(:users)[:id]
+ left = attr.eq(10)
+ left.right.must_equal left.operand2
+ end
+ end
+
+ describe "to_sql" do
+ it "takes an engine" do
+ engine = FakeRecord::Base.new
+ engine.connection.extend Module.new {
+ attr_accessor :quote_count
+ def quote(*args) @quote_count += 1; super; end
+ def quote_column_name(*args) @quote_count += 1; super; end
+ def quote_table_name(*args) @quote_count += 1; super; end
+ }
+ engine.connection.quote_count = 0
+
+ attr = Table.new(:users)[:id]
+ test = attr.eq(10)
+ test.to_sql engine
+ engine.connection.quote_count.must_equal 3
+ end
+ end
+ end
+
+ describe "or" do
+ it "makes an OR node" do
+ attr = Table.new(:users)[:id]
+ left = attr.eq(10)
+ right = attr.eq(11)
+ node = left.or right
+ node.expr.left.must_equal left
+ node.expr.right.must_equal right
+ end
+ end
+
+ describe "and" do
+ it "makes and AND node" do
+ attr = Table.new(:users)[:id]
+ left = attr.eq(10)
+ right = attr.eq(11)
+ node = left.and right
+ node.left.must_equal left
+ node.right.must_equal right
+ end
+ end
+
+ it "is equal with equal ivars" do
+ array = [Equality.new("foo", "bar"), Equality.new("foo", "bar")]
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with different ivars" do
+ array = [Equality.new("foo", "bar"), Equality.new("foo", "baz")]
+ assert_equal 2, array.uniq.size
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/extract_test.rb b/activerecord/test/cases/arel/nodes/extract_test.rb
new file mode 100644
index 0000000000..8fc1e04d67
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/extract_test.rb
@@ -0,0 +1,43 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+class Arel::Nodes::ExtractTest < Arel::Spec
+ it "should extract field" do
+ table = Arel::Table.new :users
+ table[:timestamp].extract("date").to_sql.must_be_like %{
+ EXTRACT(DATE FROM "users"."timestamp")
+ }
+ end
+
+ describe "as" do
+ it "should alias the extract" do
+ table = Arel::Table.new :users
+ table[:timestamp].extract("date").as("foo").to_sql.must_be_like %{
+ EXTRACT(DATE FROM "users"."timestamp") AS foo
+ }
+ end
+
+ it "should not mutate the extract" do
+ table = Arel::Table.new :users
+ extract = table[:timestamp].extract("date")
+ before = extract.dup
+ extract.as("foo")
+ assert_equal extract, before
+ end
+ end
+
+ describe "equality" do
+ it "is equal with equal ivars" do
+ table = Arel::Table.new :users
+ array = [table[:attr].extract("foo"), table[:attr].extract("foo")]
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with different ivars" do
+ table = Arel::Table.new :users
+ array = [table[:attr].extract("foo"), table[:attr].extract("bar")]
+ assert_equal 2, array.uniq.size
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/false_test.rb b/activerecord/test/cases/arel/nodes/false_test.rb
new file mode 100644
index 0000000000..4ecf8e332e
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/false_test.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ module Nodes
+ describe "False" do
+ describe "equality" do
+ it "is equal to other false nodes" do
+ array = [False.new, False.new]
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with other nodes" do
+ array = [False.new, Node.new]
+ assert_equal 2, array.uniq.size
+ end
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/grouping_test.rb b/activerecord/test/cases/arel/nodes/grouping_test.rb
new file mode 100644
index 0000000000..03d5c142d5
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/grouping_test.rb
@@ -0,0 +1,26 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ module Nodes
+ class GroupingTest < Arel::Spec
+ it "should create Equality nodes" do
+ grouping = Grouping.new(Nodes.build_quoted("foo"))
+ grouping.eq("foo").to_sql.must_be_like "('foo') = 'foo'"
+ end
+
+ describe "equality" do
+ it "is equal with equal ivars" do
+ array = [Grouping.new("foo"), Grouping.new("foo")]
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with different ivars" do
+ array = [Grouping.new("foo"), Grouping.new("bar")]
+ assert_equal 2, array.uniq.size
+ end
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/infix_operation_test.rb b/activerecord/test/cases/arel/nodes/infix_operation_test.rb
new file mode 100644
index 0000000000..dcf2200c12
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/infix_operation_test.rb
@@ -0,0 +1,42 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ module Nodes
+ class TestInfixOperation < Arel::Test
+ def test_construct
+ operation = InfixOperation.new :+, 1, 2
+ assert_equal :+, operation.operator
+ assert_equal 1, operation.left
+ assert_equal 2, operation.right
+ end
+
+ def test_operation_alias
+ operation = InfixOperation.new :+, 1, 2
+ aliaz = operation.as("zomg")
+ assert_kind_of As, aliaz
+ assert_equal operation, aliaz.left
+ assert_equal "zomg", aliaz.right
+ end
+
+ def test_operation_ordering
+ operation = InfixOperation.new :+, 1, 2
+ ordering = operation.desc
+ assert_kind_of Descending, ordering
+ assert_equal operation, ordering.expr
+ assert ordering.descending?
+ end
+
+ def test_equality_with_same_ivars
+ array = [InfixOperation.new(:+, 1, 2), InfixOperation.new(:+, 1, 2)]
+ assert_equal 1, array.uniq.size
+ end
+
+ def test_inequality_with_different_ivars
+ array = [InfixOperation.new(:+, 1, 2), InfixOperation.new(:+, 1, 3)]
+ assert_equal 2, array.uniq.size
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/insert_statement_test.rb b/activerecord/test/cases/arel/nodes/insert_statement_test.rb
new file mode 100644
index 0000000000..252a0d0d0b
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/insert_statement_test.rb
@@ -0,0 +1,44 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+describe Arel::Nodes::InsertStatement do
+ describe "#clone" do
+ it "clones columns and values" do
+ statement = Arel::Nodes::InsertStatement.new
+ statement.columns = %w[a b c]
+ statement.values = %w[x y z]
+
+ dolly = statement.clone
+ dolly.columns.must_equal statement.columns
+ dolly.values.must_equal statement.values
+
+ dolly.columns.wont_be_same_as statement.columns
+ dolly.values.wont_be_same_as statement.values
+ end
+ end
+
+ describe "equality" do
+ it "is equal with equal ivars" do
+ statement1 = Arel::Nodes::InsertStatement.new
+ statement1.columns = %w[a b c]
+ statement1.values = %w[x y z]
+ statement2 = Arel::Nodes::InsertStatement.new
+ statement2.columns = %w[a b c]
+ statement2.values = %w[x y z]
+ array = [statement1, statement2]
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with different ivars" do
+ statement1 = Arel::Nodes::InsertStatement.new
+ statement1.columns = %w[a b c]
+ statement1.values = %w[x y z]
+ statement2 = Arel::Nodes::InsertStatement.new
+ statement2.columns = %w[a b c]
+ statement2.values = %w[1 2 3]
+ array = [statement1, statement2]
+ assert_equal 2, array.uniq.size
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/named_function_test.rb b/activerecord/test/cases/arel/nodes/named_function_test.rb
new file mode 100644
index 0000000000..dbd7ae43be
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/named_function_test.rb
@@ -0,0 +1,48 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ module Nodes
+ class TestNamedFunction < Arel::Test
+ def test_construct
+ function = NamedFunction.new "omg", "zomg"
+ assert_equal "omg", function.name
+ assert_equal "zomg", function.expressions
+ end
+
+ def test_function_alias
+ function = NamedFunction.new "omg", "zomg"
+ function = function.as("wth")
+ assert_equal "omg", function.name
+ assert_equal "zomg", function.expressions
+ assert_kind_of SqlLiteral, function.alias
+ assert_equal "wth", function.alias
+ end
+
+ def test_construct_with_alias
+ function = NamedFunction.new "omg", "zomg", "wth"
+ assert_equal "omg", function.name
+ assert_equal "zomg", function.expressions
+ assert_kind_of SqlLiteral, function.alias
+ assert_equal "wth", function.alias
+ end
+
+ def test_equality_with_same_ivars
+ array = [
+ NamedFunction.new("omg", "zomg", "wth"),
+ NamedFunction.new("omg", "zomg", "wth")
+ ]
+ assert_equal 1, array.uniq.size
+ end
+
+ def test_inequality_with_different_ivars
+ array = [
+ NamedFunction.new("omg", "zomg", "wth"),
+ NamedFunction.new("zomg", "zomg", "wth")
+ ]
+ assert_equal 2, array.uniq.size
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/node_test.rb b/activerecord/test/cases/arel/nodes/node_test.rb
new file mode 100644
index 0000000000..f4f07ef2c5
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/node_test.rb
@@ -0,0 +1,41 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ class TestNode < Arel::Test
+ def test_includes_factory_methods
+ assert Node.new.respond_to?(:create_join)
+ end
+
+ def test_all_nodes_are_nodes
+ Nodes.constants.map { |k|
+ Nodes.const_get(k)
+ }.grep(Class).each do |klass|
+ next if Nodes::SqlLiteral == klass
+ next if Nodes::BindParam == klass
+ next if klass.name =~ /^Arel::Nodes::(?:Test|.*Test$)/
+ assert klass.ancestors.include?(Nodes::Node), klass.name
+ end
+ end
+
+ def test_each
+ list = []
+ node = Nodes::Node.new
+ node.each { |n| list << n }
+ assert_equal [node], list
+ end
+
+ def test_generator
+ list = []
+ node = Nodes::Node.new
+ node.each.each { |n| list << n }
+ assert_equal [node], list
+ end
+
+ def test_enumerable
+ node = Nodes::Node.new
+ assert_kind_of Enumerable, node
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/not_test.rb b/activerecord/test/cases/arel/nodes/not_test.rb
new file mode 100644
index 0000000000..481e678700
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/not_test.rb
@@ -0,0 +1,31 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ module Nodes
+ describe "not" do
+ describe "#not" do
+ it "makes a NOT node" do
+ attr = Table.new(:users)[:id]
+ expr = attr.eq(10)
+ node = expr.not
+ node.must_be_kind_of Not
+ node.expr.must_equal expr
+ end
+ end
+
+ describe "equality" do
+ it "is equal with equal ivars" do
+ array = [Not.new("foo"), Not.new("foo")]
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with different ivars" do
+ array = [Not.new("foo"), Not.new("baz")]
+ assert_equal 2, array.uniq.size
+ end
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/or_test.rb b/activerecord/test/cases/arel/nodes/or_test.rb
new file mode 100644
index 0000000000..93f826740d
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/or_test.rb
@@ -0,0 +1,36 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ module Nodes
+ describe "or" do
+ describe "#or" do
+ it "makes an OR node" do
+ attr = Table.new(:users)[:id]
+ left = attr.eq(10)
+ right = attr.eq(11)
+ node = left.or right
+ node.expr.left.must_equal left
+ node.expr.right.must_equal right
+
+ oror = node.or(right)
+ oror.expr.left.must_equal node
+ oror.expr.right.must_equal right
+ end
+ end
+
+ describe "equality" do
+ it "is equal with equal ivars" do
+ array = [Or.new("foo", "bar"), Or.new("foo", "bar")]
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with different ivars" do
+ array = [Or.new("foo", "bar"), Or.new("foo", "baz")]
+ assert_equal 2, array.uniq.size
+ end
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/over_test.rb b/activerecord/test/cases/arel/nodes/over_test.rb
new file mode 100644
index 0000000000..981ec2e34b
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/over_test.rb
@@ -0,0 +1,69 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+class Arel::Nodes::OverTest < Arel::Spec
+ describe "as" do
+ it "should alias the expression" do
+ table = Arel::Table.new :users
+ table[:id].count.over.as("foo").to_sql.must_be_like %{
+ COUNT("users"."id") OVER () AS foo
+ }
+ end
+ end
+
+ describe "with literal" do
+ it "should reference the window definition by name" do
+ table = Arel::Table.new :users
+ table[:id].count.over("foo").to_sql.must_be_like %{
+ COUNT("users"."id") OVER "foo"
+ }
+ end
+ end
+
+ describe "with SQL literal" do
+ it "should reference the window definition by name" do
+ table = Arel::Table.new :users
+ table[:id].count.over(Arel.sql("foo")).to_sql.must_be_like %{
+ COUNT("users"."id") OVER foo
+ }
+ end
+ end
+
+ describe "with no expression" do
+ it "should use empty definition" do
+ table = Arel::Table.new :users
+ table[:id].count.over.to_sql.must_be_like %{
+ COUNT("users"."id") OVER ()
+ }
+ end
+ end
+
+ describe "with expression" do
+ it "should use definition in sub-expression" do
+ table = Arel::Table.new :users
+ window = Arel::Nodes::Window.new.order(table["foo"])
+ table[:id].count.over(window).to_sql.must_be_like %{
+ COUNT("users"."id") OVER (ORDER BY \"users\".\"foo\")
+ }
+ end
+ end
+
+ describe "equality" do
+ it "is equal with equal ivars" do
+ array = [
+ Arel::Nodes::Over.new("foo", "bar"),
+ Arel::Nodes::Over.new("foo", "bar")
+ ]
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with different ivars" do
+ array = [
+ Arel::Nodes::Over.new("foo", "bar"),
+ Arel::Nodes::Over.new("foo", "baz")
+ ]
+ assert_equal 2, array.uniq.size
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/select_core_test.rb b/activerecord/test/cases/arel/nodes/select_core_test.rb
new file mode 100644
index 0000000000..1cdc7a2360
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/select_core_test.rb
@@ -0,0 +1,71 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ module Nodes
+ class TestSelectCore < Arel::Test
+ def test_clone
+ core = Arel::Nodes::SelectCore.new
+ core.froms = %w[a b c]
+ core.projections = %w[d e f]
+ core.wheres = %w[g h i]
+
+ dolly = core.clone
+
+ assert_equal core.froms, dolly.froms
+ assert_equal core.projections, dolly.projections
+ assert_equal core.wheres, dolly.wheres
+
+ refute_same core.froms, dolly.froms
+ refute_same core.projections, dolly.projections
+ refute_same core.wheres, dolly.wheres
+ end
+
+ def test_set_quantifier
+ core = Arel::Nodes::SelectCore.new
+ core.set_quantifier = Arel::Nodes::Distinct.new
+ viz = Arel::Visitors::ToSql.new Table.engine.connection_pool
+ assert_match "DISTINCT", viz.accept(core, Collectors::SQLString.new).value
+ end
+
+ def test_equality_with_same_ivars
+ core1 = SelectCore.new
+ core1.froms = %w[a b c]
+ core1.projections = %w[d e f]
+ core1.wheres = %w[g h i]
+ core1.groups = %w[j k l]
+ core1.windows = %w[m n o]
+ core1.havings = %w[p q r]
+ core2 = SelectCore.new
+ core2.froms = %w[a b c]
+ core2.projections = %w[d e f]
+ core2.wheres = %w[g h i]
+ core2.groups = %w[j k l]
+ core2.windows = %w[m n o]
+ core2.havings = %w[p q r]
+ array = [core1, core2]
+ assert_equal 1, array.uniq.size
+ end
+
+ def test_inequality_with_different_ivars
+ core1 = SelectCore.new
+ core1.froms = %w[a b c]
+ core1.projections = %w[d e f]
+ core1.wheres = %w[g h i]
+ core1.groups = %w[j k l]
+ core1.windows = %w[m n o]
+ core1.havings = %w[p q r]
+ core2 = SelectCore.new
+ core2.froms = %w[a b c]
+ core2.projections = %w[d e f]
+ core2.wheres = %w[g h i]
+ core2.groups = %w[j k l]
+ core2.windows = %w[m n o]
+ core2.havings = %w[l o l]
+ array = [core1, core2]
+ assert_equal 2, array.uniq.size
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/select_statement_test.rb b/activerecord/test/cases/arel/nodes/select_statement_test.rb
new file mode 100644
index 0000000000..a91605de3e
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/select_statement_test.rb
@@ -0,0 +1,51 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+describe Arel::Nodes::SelectStatement do
+ describe "#clone" do
+ it "clones cores" do
+ statement = Arel::Nodes::SelectStatement.new %w[a b c]
+
+ dolly = statement.clone
+ dolly.cores.must_equal statement.cores
+ dolly.cores.wont_be_same_as statement.cores
+ end
+ end
+
+ describe "equality" do
+ it "is equal with equal ivars" do
+ statement1 = Arel::Nodes::SelectStatement.new %w[a b c]
+ statement1.offset = 1
+ statement1.limit = 2
+ statement1.lock = false
+ statement1.orders = %w[x y z]
+ statement1.with = "zomg"
+ statement2 = Arel::Nodes::SelectStatement.new %w[a b c]
+ statement2.offset = 1
+ statement2.limit = 2
+ statement2.lock = false
+ statement2.orders = %w[x y z]
+ statement2.with = "zomg"
+ array = [statement1, statement2]
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with different ivars" do
+ statement1 = Arel::Nodes::SelectStatement.new %w[a b c]
+ statement1.offset = 1
+ statement1.limit = 2
+ statement1.lock = false
+ statement1.orders = %w[x y z]
+ statement1.with = "zomg"
+ statement2 = Arel::Nodes::SelectStatement.new %w[a b c]
+ statement2.offset = 1
+ statement2.limit = 2
+ statement2.lock = false
+ statement2.orders = %w[x y z]
+ statement2.with = "wth"
+ array = [statement1, statement2]
+ assert_equal 2, array.uniq.size
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/sql_literal_test.rb b/activerecord/test/cases/arel/nodes/sql_literal_test.rb
new file mode 100644
index 0000000000..3b95fed1f4
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/sql_literal_test.rb
@@ -0,0 +1,75 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+require "yaml"
+
+module Arel
+ module Nodes
+ class SqlLiteralTest < Arel::Spec
+ before do
+ @visitor = Visitors::ToSql.new Table.engine.connection
+ end
+
+ def compile(node)
+ @visitor.accept(node, Collectors::SQLString.new).value
+ end
+
+ describe "sql" do
+ it "makes a sql literal node" do
+ sql = Arel.sql "foo"
+ sql.must_be_kind_of Arel::Nodes::SqlLiteral
+ end
+ end
+
+ describe "count" do
+ it "makes a count node" do
+ node = SqlLiteral.new("*").count
+ compile(node).must_be_like %{ COUNT(*) }
+ end
+
+ it "makes a distinct node" do
+ node = SqlLiteral.new("*").count true
+ compile(node).must_be_like %{ COUNT(DISTINCT *) }
+ end
+ end
+
+ describe "equality" do
+ it "makes an equality node" do
+ node = SqlLiteral.new("foo").eq(1)
+ compile(node).must_be_like %{ foo = 1 }
+ end
+
+ it "is equal with equal contents" do
+ array = [SqlLiteral.new("foo"), SqlLiteral.new("foo")]
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with different contents" do
+ array = [SqlLiteral.new("foo"), SqlLiteral.new("bar")]
+ assert_equal 2, array.uniq.size
+ end
+ end
+
+ describe 'grouped "or" equality' do
+ it "makes a grouping node with an or node" do
+ node = SqlLiteral.new("foo").eq_any([1, 2])
+ compile(node).must_be_like %{ (foo = 1 OR foo = 2) }
+ end
+ end
+
+ describe 'grouped "and" equality' do
+ it "makes a grouping node with an and node" do
+ node = SqlLiteral.new("foo").eq_all([1, 2])
+ compile(node).must_be_like %{ (foo = 1 AND foo = 2) }
+ end
+ end
+
+ describe "serialization" do
+ it "serializes into YAML" do
+ yaml_literal = SqlLiteral.new("foo").to_yaml
+ assert_equal("foo", YAML.load(yaml_literal))
+ end
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/sum_test.rb b/activerecord/test/cases/arel/nodes/sum_test.rb
new file mode 100644
index 0000000000..5015964951
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/sum_test.rb
@@ -0,0 +1,35 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+class Arel::Nodes::SumTest < Arel::Spec
+ describe "as" do
+ it "should alias the sum" do
+ table = Arel::Table.new :users
+ table[:id].sum.as("foo").to_sql.must_be_like %{
+ SUM("users"."id") AS foo
+ }
+ end
+ end
+
+ describe "equality" do
+ it "is equal with equal ivars" do
+ array = [Arel::Nodes::Sum.new("foo"), Arel::Nodes::Sum.new("foo")]
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with different ivars" do
+ array = [Arel::Nodes::Sum.new("foo"), Arel::Nodes::Sum.new("foo!")]
+ assert_equal 2, array.uniq.size
+ end
+ end
+
+ describe "order" do
+ it "should order the sum" do
+ table = Arel::Table.new :users
+ table[:id].sum.desc.to_sql.must_be_like %{
+ SUM("users"."id") DESC
+ }
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/table_alias_test.rb b/activerecord/test/cases/arel/nodes/table_alias_test.rb
new file mode 100644
index 0000000000..c661b6771e
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/table_alias_test.rb
@@ -0,0 +1,29 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ module Nodes
+ describe "table alias" do
+ describe "equality" do
+ it "is equal with equal ivars" do
+ relation1 = Table.new(:users)
+ node1 = TableAlias.new relation1, :foo
+ relation2 = Table.new(:users)
+ node2 = TableAlias.new relation2, :foo
+ array = [node1, node2]
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with different ivars" do
+ relation1 = Table.new(:users)
+ node1 = TableAlias.new relation1, :foo
+ relation2 = Table.new(:users)
+ node2 = TableAlias.new relation2, :bar
+ array = [node1, node2]
+ assert_equal 2, array.uniq.size
+ end
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/true_test.rb b/activerecord/test/cases/arel/nodes/true_test.rb
new file mode 100644
index 0000000000..1e85fe7d48
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/true_test.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ module Nodes
+ describe "True" do
+ describe "equality" do
+ it "is equal to other true nodes" do
+ array = [True.new, True.new]
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with other nodes" do
+ array = [True.new, Node.new]
+ assert_equal 2, array.uniq.size
+ end
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/unary_operation_test.rb b/activerecord/test/cases/arel/nodes/unary_operation_test.rb
new file mode 100644
index 0000000000..f0dd0c625c
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/unary_operation_test.rb
@@ -0,0 +1,41 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ module Nodes
+ class TestUnaryOperation < Arel::Test
+ def test_construct
+ operation = UnaryOperation.new :-, 1
+ assert_equal :-, operation.operator
+ assert_equal 1, operation.expr
+ end
+
+ def test_operation_alias
+ operation = UnaryOperation.new :-, 1
+ aliaz = operation.as("zomg")
+ assert_kind_of As, aliaz
+ assert_equal operation, aliaz.left
+ assert_equal "zomg", aliaz.right
+ end
+
+ def test_operation_ordering
+ operation = UnaryOperation.new :-, 1
+ ordering = operation.desc
+ assert_kind_of Descending, ordering
+ assert_equal operation, ordering.expr
+ assert ordering.descending?
+ end
+
+ def test_equality_with_same_ivars
+ array = [UnaryOperation.new(:-, 1), UnaryOperation.new(:-, 1)]
+ assert_equal 1, array.uniq.size
+ end
+
+ def test_inequality_with_different_ivars
+ array = [UnaryOperation.new(:-, 1), UnaryOperation.new(:-, 2)]
+ assert_equal 2, array.uniq.size
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/update_statement_test.rb b/activerecord/test/cases/arel/nodes/update_statement_test.rb
new file mode 100644
index 0000000000..a83ce32f68
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/update_statement_test.rb
@@ -0,0 +1,60 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+describe Arel::Nodes::UpdateStatement do
+ describe "#clone" do
+ it "clones wheres and values" do
+ statement = Arel::Nodes::UpdateStatement.new
+ statement.wheres = %w[a b c]
+ statement.values = %w[x y z]
+
+ dolly = statement.clone
+ dolly.wheres.must_equal statement.wheres
+ dolly.wheres.wont_be_same_as statement.wheres
+
+ dolly.values.must_equal statement.values
+ dolly.values.wont_be_same_as statement.values
+ end
+ end
+
+ describe "equality" do
+ it "is equal with equal ivars" do
+ statement1 = Arel::Nodes::UpdateStatement.new
+ statement1.relation = "zomg"
+ statement1.wheres = 2
+ statement1.values = false
+ statement1.orders = %w[x y z]
+ statement1.limit = 42
+ statement1.key = "zomg"
+ statement2 = Arel::Nodes::UpdateStatement.new
+ statement2.relation = "zomg"
+ statement2.wheres = 2
+ statement2.values = false
+ statement2.orders = %w[x y z]
+ statement2.limit = 42
+ statement2.key = "zomg"
+ array = [statement1, statement2]
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with different ivars" do
+ statement1 = Arel::Nodes::UpdateStatement.new
+ statement1.relation = "zomg"
+ statement1.wheres = 2
+ statement1.values = false
+ statement1.orders = %w[x y z]
+ statement1.limit = 42
+ statement1.key = "zomg"
+ statement2 = Arel::Nodes::UpdateStatement.new
+ statement2.relation = "zomg"
+ statement2.wheres = 2
+ statement2.values = false
+ statement2.orders = %w[x y z]
+ statement2.limit = 42
+ statement2.key = "wth"
+ array = [statement1, statement2]
+ assert_equal 2, array.uniq.size
+ end
+ end
+end
diff --git a/activerecord/test/cases/arel/nodes/window_test.rb b/activerecord/test/cases/arel/nodes/window_test.rb
new file mode 100644
index 0000000000..729b0556a4
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/window_test.rb
@@ -0,0 +1,81 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+ module Nodes
+ describe "Window" do
+ describe "equality" do
+ it "is equal with equal ivars" do
+ window1 = Window.new
+ window1.orders = [1, 2]
+ window1.partitions = [1]
+ window1.frame 3
+ window2 = Window.new
+ window2.orders = [1, 2]
+ window2.partitions = [1]
+ window2.frame 3
+ array = [window1, window2]
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with different ivars" do
+ window1 = Window.new
+ window1.orders = [1, 2]
+ window1.partitions = [1]
+ window1.frame 3
+ window2 = Window.new
+ window2.orders = [1, 2]
+ window1.partitions = [1]
+ window2.frame 4
+ array = [window1, window2]
+ assert_equal 2, array.uniq.size
+ end
+ end
+ end
+
+ describe "NamedWindow" do
+ describe "equality" do
+ it "is equal with equal ivars" do
+ window1 = NamedWindow.new "foo"
+ window1.orders = [1, 2]
+ window1.partitions = [1]
+ window1.frame 3
+ window2 = NamedWindow.new "foo"
+ window2.orders = [1, 2]
+ window2.partitions = [1]
+ window2.frame 3
+ array = [window1, window2]
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with different ivars" do
+ window1 = NamedWindow.new "foo"
+ window1.orders = [1, 2]
+ window1.partitions = [1]
+ window1.frame 3
+ window2 = NamedWindow.new "bar"
+ window2.orders = [1, 2]
+ window2.partitions = [1]
+ window2.frame 3
+ array = [window1, window2]
+ assert_equal 2, array.uniq.size
+ end
+ end
+ end
+
+ describe "CurrentRow" do
+ describe "equality" do
+ it "is equal to other current row nodes" do
+ array = [CurrentRow.new, CurrentRow.new]
+ assert_equal 1, array.uniq.size
+ end
+
+ it "is not equal with other nodes" do
+ array = [CurrentRow.new, Node.new]
+ assert_equal 2, array.uniq.size
+ end
+ end
+ end
+ end
+end