Coverage for tests/test_main.py: 100%

1from typing import List, Optional 7 ctx1CDEFGHI

2 

3import pytest 7 ctx1CDEFGHI

4from sqlalchemy.exc import IntegrityError 7 ctx1CDEFGHI

5from sqlalchemy.orm import RelationshipProperty 7 ctx1CDEFGHI

6from sqlmodel import Field, Relationship, Session, SQLModel, create_engine, select 7 ctx1CDEFGHI

7 

8 

9def test_should_allow_duplicate_row_if_unique_constraint_is_not_passed(clear_sqlmodel): 7 ctx1CDEFGHI

10 class Hero(SQLModel, table=True): 7 ctx1abcdefg

11 id: Optional[int] = Field(default=None, primary_key=True) 7 ctx1abcdefg

12 name: str 7 ctx1abcdefg

13 secret_name: str 7 ctx1abcdefg

14 age: Optional[int] = None 7 ctx1abcdefg

15 

16 hero_1 = Hero(name="Deadpond", secret_name="Dive Wilson") 7 ctx1abcdefg

17 hero_2 = Hero(name="Deadpond", secret_name="Dive Wilson") 7 ctx1abcdefg

18 

19 engine = create_engine("sqlite://") 7 ctx1abcdefg

20 

21 SQLModel.metadata.create_all(engine) 7 ctx1abcdefg

22 

23 with Session(engine) as session: 7 ctx1abcdefg

24 session.add(hero_1) 7 ctx1abcdefg

25 session.commit() 7 ctx1abcdefg

26 session.refresh(hero_1) 7 ctx1abcdefg

27 

28 with Session(engine) as session: 7 ctx1abcdefg

29 session.add(hero_2) 7 ctx1abcdefg

30 session.commit() 7 ctx1abcdefg

31 session.refresh(hero_2) 7 ctx1abcdefg

32 

33 with Session(engine) as session: 7 ctx1abcdefg

34 heroes = session.exec(select(Hero)).all() 7 ctx1abcdefg

35 assert len(heroes) == 2 7 ctx1abcdefg

36 assert heroes[0].name == heroes[1].name 7 ctx1abcdefg

37 

38 

39def test_should_allow_duplicate_row_if_unique_constraint_is_false(clear_sqlmodel): 7 ctx1CDEFGHI

40 class Hero(SQLModel, table=True): 7 ctx1hijklmn

41 id: Optional[int] = Field(default=None, primary_key=True) 7 ctx1hijklmn

42 name: str 7 ctx1hijklmn

43 secret_name: str = Field(unique=False) 7 ctx1hijklmn

44 age: Optional[int] = None 7 ctx1hijklmn

45 

46 hero_1 = Hero(name="Deadpond", secret_name="Dive Wilson") 7 ctx1hijklmn

47 hero_2 = Hero(name="Deadpond", secret_name="Dive Wilson") 7 ctx1hijklmn

48 

49 engine = create_engine("sqlite://") 7 ctx1hijklmn

50 

51 SQLModel.metadata.create_all(engine) 7 ctx1hijklmn

52 

53 with Session(engine) as session: 7 ctx1hijklmn

54 session.add(hero_1) 7 ctx1hijklmn

55 session.commit() 7 ctx1hijklmn

56 session.refresh(hero_1) 7 ctx1hijklmn

57 

58 with Session(engine) as session: 7 ctx1hijklmn

59 session.add(hero_2) 7 ctx1hijklmn

60 session.commit() 7 ctx1hijklmn

61 session.refresh(hero_2) 7 ctx1hijklmn

62 

63 with Session(engine) as session: 7 ctx1hijklmn

64 heroes = session.exec(select(Hero)).all() 7 ctx1hijklmn

65 assert len(heroes) == 2 7 ctx1hijklmn

66 assert heroes[0].name == heroes[1].name 7 ctx1hijklmn

67 

68 

69def test_should_raise_exception_when_try_to_duplicate_row_if_unique_constraint_is_true( 7 ctx1CDEFGHI

70 clear_sqlmodel, 

71): 

72 class Hero(SQLModel, table=True): 7 ctx1vwxyzAB

73 id: Optional[int] = Field(default=None, primary_key=True) 7 ctx1vwxyzAB

74 name: str 7 ctx1vwxyzAB

75 secret_name: str = Field(unique=True) 7 ctx1vwxyzAB

76 age: Optional[int] = None 7 ctx1vwxyzAB

77 

78 hero_1 = Hero(name="Deadpond", secret_name="Dive Wilson") 7 ctx1vwxyzAB

79 hero_2 = Hero(name="Deadpond", secret_name="Dive Wilson") 7 ctx1vwxyzAB

80 

81 engine = create_engine("sqlite://") 7 ctx1vwxyzAB

82 

83 SQLModel.metadata.create_all(engine) 7 ctx1vwxyzAB

84 

85 with Session(engine) as session: 7 ctx1vwxyzAB

86 session.add(hero_1) 7 ctx1vwxyzAB

87 session.commit() 7 ctx1vwxyzAB

88 session.refresh(hero_1) 7 ctx1vwxyzAB

89 

90 with pytest.raises(IntegrityError): 7 ctx1vwxyzAB

91 with Session(engine) as session: 7 ctx1vwxyzAB

92 session.add(hero_2) 7 ctx1vwxyzAB

93 session.commit() 7 ctx1vwxyzAB

94 

95 

96def test_sa_relationship_property(clear_sqlmodel): 7 ctx1CDEFGHI

97 """Test https://github.com/tiangolo/sqlmodel/issues/315#issuecomment-1272122306""" 

98 

99 class Team(SQLModel, table=True): 7 ctx1opqrstu

100 id: Optional[int] = Field(default=None, primary_key=True) 7 ctx1opqrstu

101 name: str = Field(unique=True) 7 ctx1opqrstu

102 heroes: List["Hero"] = Relationship( # noqa: F821 7 ctx1opqrstu

103 sa_relationship=RelationshipProperty("Hero", back_populates="team") 

104 ) 

105 

106 class Hero(SQLModel, table=True): 7 ctx1opqrstu

107 id: Optional[int] = Field(default=None, primary_key=True) 7 ctx1opqrstu

108 name: str = Field(unique=True) 7 ctx1opqrstu

109 team_id: Optional[int] = Field(default=None, foreign_key="team.id") 7 ctx1opqrstu

110 team: Optional[Team] = Relationship( 7 ctx1opqrstu

111 sa_relationship=RelationshipProperty("Team", back_populates="heroes") 

112 ) 

113 

114 team_preventers = Team(name="Preventers") 7 ctx1opqrstu

115 hero_rusty_man = Hero(name="Rusty-Man", team=team_preventers) 7 ctx1opqrstu

116 

117 engine = create_engine("sqlite://", echo=True) 7 ctx1opqrstu

118 

119 SQLModel.metadata.create_all(engine) 7 ctx1opqrstu

120 

121 with Session(engine) as session: 7 ctx1opqrstu

122 session.add(hero_rusty_man) 7 ctx1opqrstu

123 session.commit() 7 ctx1opqrstu

124 session.refresh(hero_rusty_man) 7 ctx1opqrstu

125 # The next statement should not raise an AttributeError 

126 assert hero_rusty_man.team 7 ctx1opqrstu

127 assert hero_rusty_man.team.name == "Preventers" 7 ctx1opqrstu