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-rw-r--r--activerecord/test/cases/relation/where_clause_test.rb46
1 files changed, 36 insertions, 10 deletions
diff --git a/activerecord/test/cases/relation/where_clause_test.rb b/activerecord/test/cases/relation/where_clause_test.rb
index f8eb0dee91..d43f32e1af 100644
--- a/activerecord/test/cases/relation/where_clause_test.rb
+++ b/activerecord/test/cases/relation/where_clause_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
require "cases/helper"
class ActiveRecord::Relation
@@ -47,15 +49,15 @@ class ActiveRecord::Relation
test "merge removes bind parameters matching overlapping equality clauses" do
a = WhereClause.new(
[table["id"].eq(bind_param), table["name"].eq(bind_param)],
- [bind_attribute("id", 1), bind_attribute("name", "Sean")],
+ [attribute("id", 1), attribute("name", "Sean")],
)
b = WhereClause.new(
[table["name"].eq(bind_param)],
- [bind_attribute("name", "Jim")]
+ [attribute("name", "Jim")]
)
expected = WhereClause.new(
[table["id"].eq(bind_param), table["name"].eq(bind_param)],
- [bind_attribute("id", 1), bind_attribute("name", "Jim")],
+ [attribute("id", 1), attribute("name", "Jim")],
)
assert_equal expected, a.merge(b)
@@ -97,20 +99,36 @@ class ActiveRecord::Relation
assert_equal expected, original.invert
end
- test "accept removes binary predicates referencing a given column" do
+ test "except removes binary predicates referencing a given column" do
where_clause = WhereClause.new([
table["id"].in([1, 2, 3]),
table["name"].eq(bind_param),
table["age"].gteq(bind_param),
], [
- bind_attribute("name", "Sean"),
- bind_attribute("age", 30),
+ attribute("name", "Sean"),
+ attribute("age", 30),
])
- expected = WhereClause.new([table["age"].gteq(bind_param)], [bind_attribute("age", 30)])
+ expected = WhereClause.new([table["age"].gteq(bind_param)], [attribute("age", 30)])
assert_equal expected, where_clause.except("id", "name")
end
+ test "except jumps over unhandled binds (like with OR) correctly" do
+ wcs = (0..9).map do |i|
+ WhereClause.new([table["id#{i}"].eq(bind_param)], [attribute("id#{i}", i)])
+ end
+
+ wc = wcs[0] + wcs[1] + wcs[2].or(wcs[3]) + wcs[4] + wcs[5] + wcs[6].or(wcs[7]) + wcs[8] + wcs[9]
+
+ expected = wcs[0] + wcs[2].or(wcs[3]) + wcs[5] + wcs[6].or(wcs[7]) + wcs[9]
+ actual = wc.except("id1", "id2", "id4", "id7", "id8")
+
+ # Easier to read than the inspect of where_clause
+ assert_equal expected.ast.to_sql, actual.ast.to_sql
+ assert_equal expected.binds.map(&:value), actual.binds.map(&:value)
+ assert_equal expected, actual
+ end
+
test "ast groups its predicates with AND" do
predicates = [
table["id"].in([1, 2, 3]),
@@ -146,8 +164,8 @@ class ActiveRecord::Relation
end
test "or joins the two clauses using OR" do
- where_clause = WhereClause.new([table["id"].eq(bind_param)], [bind_attribute("id", 1)])
- other_clause = WhereClause.new([table["name"].eq(bind_param)], [bind_attribute("name", "Sean")])
+ where_clause = WhereClause.new([table["id"].eq(bind_param)], [attribute("id", 1)])
+ other_clause = WhereClause.new([table["name"].eq(bind_param)], [attribute("name", "Sean")])
expected_ast =
Arel::Nodes::Grouping.new(
Arel::Nodes::Or.new(table["id"].eq(bind_param), table["name"].eq(bind_param))
@@ -159,7 +177,7 @@ class ActiveRecord::Relation
end
test "or returns an empty where clause when either side is empty" do
- where_clause = WhereClause.new([table["id"].eq(bind_param)], [bind_attribute("id", 1)])
+ where_clause = WhereClause.new([table["id"].eq(bind_param)], [attribute("id", 1)])
assert_equal WhereClause.empty, where_clause.or(WhereClause.empty)
assert_equal WhereClause.empty, WhereClause.empty.or(where_clause)
@@ -170,5 +188,13 @@ class ActiveRecord::Relation
def table
Arel::Table.new("table")
end
+
+ def bind_param
+ Arel::Nodes::BindParam.new
+ end
+
+ def attribute(name, value)
+ ActiveRecord::Attribute.with_cast_value(name, value, ActiveRecord::Type::Value.new)
+ end
end
end