el/lang/examples/hello-project/src/tests.el

// Engram language — example test file
// Run with: el test-file examples/hello-project/src/tests.el

test "basic arithmetic" {
    let x: Int = 6
    let y: Int = 7
    let result: Int = x * y
    assert result == 42
}

test "string operations" {
    let greeting: String = "Hello"
    let name: String = "Engram"
    let full: String = greeting + ", " + name
    assert full == "Hello, Engram"
}

test "type graph has Point type" {
    seed Node {
        type: "Point"
        content: "A 2D coordinate"
        importance: 0.8
        tier: Semantic
    }

    let results = activate Point where "coordinate"
    assert results.len() > 0
}

test "empty graph" {
    let results = activate Customer where "anything"
    assert results.len() == 0
}

test "empty graph returns insufficient" {
    let result = reason("Is there a customer named Will?")
    assert result.verdict == "Insufficient"
}

test "seeded graph reasoning" {
    seed Node {
        type: "Customer"
        content: "Will Anderson, founding member"
        importance: 0.9
        tier: Semantic
    }

    let result = reason("founding member")
    assert result.verdict == "Supported"
}

test "production customer lookup" target: e2e {
    // No seeds — uses the real Engram database
    // (skipped when ENGRAM_URL is not set)
    let results = activate Customer where "founding member"
    assert results.len() > 0
}