69 lines
3.1 KiB
TypeScript
Vendored
69 lines
3.1 KiB
TypeScript
Vendored
import { describe, expect, it } from "vitest";
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import { currentStatementFrameRangeTo, estimateInlineHintVisualColumns, isWideSqlChar, shouldRebuildCurrentStatementFrame, visualSqlColumns, visualSqlColumnsWithInlineHints } from "@/lib/sql/currentStatementFrame";
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import type { SqlTextRange } from "@/lib/sql/sqlStatementRanges";
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describe("currentStatementFrameRangeTo", () => {
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it("includes a directly adjacent trailing semicolon in frame width calculations", () => {
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const range: SqlTextRange = { from: 0, to: "SELECT 1".length, sql: "SELECT 1" };
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expect(currentStatementFrameRangeTo(";", range)).toBe(range.to + 1);
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});
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it("does not extend the frame when the next character is not a semicolon", () => {
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const range: SqlTextRange = { from: 0, to: "SELECT 1".length, sql: "SELECT 1" };
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expect(currentStatementFrameRangeTo("\n", range)).toBe(range.to);
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});
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});
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describe("shouldRebuildCurrentStatementFrame", () => {
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it("reuses frame decorations for pure viewport updates", () => {
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expect(shouldRebuildCurrentStatementFrame({ docChanged: false, selectionSet: false, configurationChanged: false })).toBe(false);
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});
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it("rebuilds after document, selection, or configuration updates", () => {
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expect(shouldRebuildCurrentStatementFrame({ docChanged: true, selectionSet: false, configurationChanged: false })).toBe(true);
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expect(shouldRebuildCurrentStatementFrame({ docChanged: false, selectionSet: true, configurationChanged: false })).toBe(true);
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expect(shouldRebuildCurrentStatementFrame({ docChanged: false, selectionSet: false, configurationChanged: true })).toBe(true);
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});
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});
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describe("visualSqlColumns", () => {
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it("counts ASCII as one column, tabs as four, and CJK/fullwidth characters as two", () => {
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expect(visualSqlColumns("A\t中Ｂ")).toBe(1 + 4 + 2 + 2);
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});
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it("recognizes common wide SQL text characters", () => {
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expect(isWideSqlChar("中")).toBe(true);
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expect(isWideSqlChar("Ａ")).toBe(true);
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expect(isWideSqlChar("A")).toBe(false);
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});
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});
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describe("visualSqlColumnsWithInlineHints", () => {
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it("adds estimated columns for insert-value hints on the line", () => {
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const text = "VALUES (12, 'a')";
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const lineFrom = 0;
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const lineTo = text.length;
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const withoutHints = visualSqlColumns(text);
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const withHints = visualSqlColumnsWithInlineHints(text, lineFrom, lineTo, [
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{ from: 8, column: "id" },
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{ from: 12, column: "name" },
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]);
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expect(withHints).toBe(withoutHints + estimateInlineHintVisualColumns("id") + estimateInlineHintVisualColumns("name"));
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});
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it("ignores hints that belong to other lines", () => {
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const text = "VALUES (1)";
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expect(visualSqlColumnsWithInlineHints(text, 0, text.length, [{ from: 100, column: "id" }])).toBe(visualSqlColumns(text));
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});
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it("dedupes hints that share the same document offset", () => {
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const text = "VALUES (1)";
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const once = visualSqlColumnsWithInlineHints(text, 0, text.length, [{ from: 8, column: "id" }]);
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const twice = visualSqlColumnsWithInlineHints(text, 0, text.length, [
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{ from: 8, column: "id" },
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{ from: 8, column: "id" },
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]);
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expect(twice).toBe(once);
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});
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});
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