[#110] handle_create_query 테스트코드 재구성

src/parser/test/ddl.rs

@@ -0,0 +1,92 @@
+#![cfg(test)]
+
+use crate::{
+    ast::{
+        ddl::{create_database::CreateDatabaseQuery, create_table::CreateTableQuery},
+        types::{Column, DataType, TableName},
+        SQLStatement,
+    },
+    lexer::tokens::Token,
+    parser::parser::Parser,
+};
+
+#[test]
+fn test_handle_create_query() {
+    struct TestCase {
+        name: String,
+        input: Vec<Token>,
+        expected: SQLStatement,
+        want_error: bool,
+    }
+
+    let test_cases = vec![
+        TestCase {
+            name: "CREATE DATABASE foo;".into(),
+            input: vec![
+                Token::Database,
+                Token::Identifier("foo".to_owned()),
+                Token::SemiColon,
+            ],
+            expected: CreateDatabaseQuery::builder()
+                .set_name("foo".to_owned())
+                .build()
+                .into(),
+            want_error: false,
+        },
+        TestCase {
+            name: "CREATE TABLE foo(id INT PRIMARY KEY)".into(),
+            input: vec![
+                Token::Table,
+                Token::Identifier("foo".to_owned()),
+                Token::LeftParentheses,
+                Token::Identifier("id".to_owned()),
+                Token::Identifier("INT".to_owned()),
+                Token::Primary,
+                Token::Key,
+                Token::RightParentheses,
+            ],
+            expected: CreateTableQuery::builder()
+                .set_table(TableName::new(None, "foo".to_owned()))
+                .add_column(
+                    Column::builder()
+                        .set_name("id".to_owned())
+                        .set_data_type(DataType::Int)
+                        .set_primary_key(true)
+                        .build(),
+                )
+                .build()
+                .into(),
+            want_error: false,
+        },
+        TestCase {
+            name: "오류: CREATE UPDATE".into(),
+            input: vec![Token::Update],
+            expected: Default::default(),
+            want_error: true,
+        },
+        TestCase {
+            name: "오류: 빈 토큰".into(),
+            input: vec![],
+            expected: Default::default(),
+            want_error: true,
+        },
+    ];
+
+    for t in test_cases {
+        let mut parser = Parser::new(t.input);
+        let got = parser.handle_create_query(Default::default());
+
+        assert_eq!(
+            got.is_err(),
+            t.want_error,
+            "{}: want_error: {}, error: {:?}",
+            t.name,
+            t.want_error,
+            got.err()
+        );
+
+        if let Ok(statements) = got {
+            assert_eq!(statements, t.expected.into(), "TC: {}", t.name);
+        }
+    }
+}

src/parser/test/mod.rs

@@ -17,3 +17,5 @@ pub(crate) mod other;
 pub(crate) mod tcl;
 
 pub(crate) mod common;
+
+pub(crate) mod ddl;