Madeorsk
b3007a1b5d
+ Allow to retrieve metadata along with models. + Get all unloaded relations after model mapping. + Test hasMany relations. + Separate runtime and comptime relations instances. TODO: improve this. * Fix and improve relations query building. * Fix comptime select build called in runtime functions.
101 lines
3 KiB
Zig
101 lines
3 KiB
Zig
const std = @import("std");
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const pg = @import("pg");
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const zrm = @import("zrm");
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const repository = @import("repository.zig");
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/// PostgreSQL database connection.
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var database: *pg.Pool = undefined;
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/// Initialize database connection.
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fn initDatabase(allocator: std.mem.Allocator) !void {
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database = try pg.Pool.init(allocator, .{
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.connect = .{
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.host = "localhost",
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.port = 5432,
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},
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.auth = .{
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.username = "zrm",
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.password = "zrm",
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.database = "zrm",
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},
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.size = 5,
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});
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}
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test "belongsTo" {
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zrm.setDebug(true);
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try initDatabase(std.testing.allocator);
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defer database.deinit();
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var poolConnector = zrm.database.PoolConnector{
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.pool = database,
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};
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// Build a query of submodels.
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var myQuery = repository.MySubmodelRepository.QueryWith(
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// Retrieve parents of submodels from relation.
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&[_]zrm.relations.ModelRelation{repository.MySubmodelRelations.parent}
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).init(std.testing.allocator, poolConnector.connector(), .{});
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defer myQuery.deinit();
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try myQuery.buildSql();
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// Get query result.
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var result = try myQuery.get(std.testing.allocator);
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defer result.deinit();
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// Checking result.
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try std.testing.expectEqual(2, result.models.len);
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try std.testing.expectEqual(1, result.models[0].parent_id);
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try std.testing.expectEqual(1, result.models[1].parent_id);
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try std.testing.expectEqual(repository.MyModel, @TypeOf(result.models[0].parent.?));
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try std.testing.expectEqual(1, result.models[0].parent.?.id);
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try std.testing.expectEqual(1, result.models[1].parent.?.id);
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}
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test "hasMany" {
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zrm.setDebug(true);
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try initDatabase(std.testing.allocator);
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defer database.deinit();
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var poolConnector = zrm.database.PoolConnector{
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.pool = database,
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};
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// Build a query of submodels.
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var myQuery = repository.MyModelRepository.QueryWith(
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// Retrieve parents of submodels from relation.
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&[_]zrm.relations.ModelRelation{repository.MyModelRelations.submodels}
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).init(std.testing.allocator, poolConnector.connector(), .{});
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defer myQuery.deinit();
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try myQuery.buildSql();
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// Get query result.
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var result = try myQuery.get(std.testing.allocator);
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defer result.deinit();
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// Checking result.
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try std.testing.expectEqual(4, result.models.len);
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try std.testing.expectEqual(repository.MySubmodel, @TypeOf(result.models[0].submodels.?[0]));
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// Checking retrieved submodels.
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for (result.models) |model| {
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try std.testing.expect(model.submodels != null);
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if (model.submodels.?.len > 0) {
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try std.testing.expectEqual(1, model.id);
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try std.testing.expectEqual(2, model.submodels.?.len);
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for (model.submodels.?) |submodel| {
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try std.testing.expectEqual(1, submodel.parent_id.?);
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try std.testing.expect(
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std.mem.eql(u8, &try pg.uuidToHex(submodel.uuid), "f6868a5b-2efc-455f-b76e-872df514404f")
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or std.mem.eql(u8, &try pg.uuidToHex(submodel.uuid), "013ef171-9781-40e9-b843-f6bc11890070")
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);
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try std.testing.expect(
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std.mem.eql(u8, submodel.label, "test") or std.mem.eql(u8, submodel.label, "another")
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);
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}
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}
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}
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}
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