package types

import "testing"

// TestParseTxHash tests the ParseTxHash function.
func TestParseTxHash(t *testing.T) {

	// a table containing several test cases
	tcs := []struct {
		input            string
		output           string
		isSolanaTxHash   bool
		isWormholeTxHash bool
	}{
		{
			// Solana hash - 88 characters
			input:          "2maR6uDZzroV7JFF76rp5QR4CFP1PFUe76VRE8gF8QtWRifpGAKJQo4SQDBNs3TAM9RrchJhnJ644jUL2yfagZco",
			output:         "2maR6uDZzroV7JFF76rp5QR4CFP1PFUe76VRE8gF8QtWRifpGAKJQo4SQDBNs3TAM9RrchJhnJ644jUL2yfagZco",
			isSolanaTxHash: true,
		},
		{
			// Solana hash - 87 characters
			input:          "VKrJx5ak3amnpY5EXiqfu6pnrzxHTLU95m9vfbYnGSSLQrkRzb4tm4NztCGeLcJxieXQYnqddUwoaEsDRTRh57R",
			output:         "VKrJx5ak3amnpY5EXiqfu6pnrzxHTLU95m9vfbYnGSSLQrkRzb4tm4NztCGeLcJxieXQYnqddUwoaEsDRTRh57R",
			isSolanaTxHash: true,
		},
		{
			// Solana hash w/ invalid length (86 characters)
			input: "VKrJx5ak3amnpY5EXiqfu6pnrzxHTLU95m9vfbYnGSSLQrkRzb4tm4NztCGeLcJxieXQYnqddUwoaEsDRTRh57",
		},
		{
			// Solana hash w/ invalid length (89 characters)
			input: "2maR6uDZzroV7JFF76rp5QR4CFP1PFUe76VRE8gF8QtWRifpGAKJQo4SQDBNs3TAM9RrchJhnJ644jUL2yfagZco2",
		},
		{
			// Wormhole hash with 0x prefix
			input:            "0x3f77f8b44f35ff047a74ee8235ce007afbab357d4e30010d51b6f6990f921637",
			output:           "3f77f8b44f35ff047a74ee8235ce007afbab357d4e30010d51b6f6990f921637",
			isWormholeTxHash: true,
		},
		{
			// Wormhole hash with 0X prefix
			input:            "0X3F77F8B44F35FF047A74EE8235CE007AFBAB357D4E30010D51B6F6990F921637",
			output:           "3f77f8b44f35ff047a74ee8235ce007afbab357d4e30010d51b6f6990f921637",
			isWormholeTxHash: true,
		},
		{
			// Wormhole hash with no prefix
			input:            "3f77f8b44f35ff047a74ee8235ce007afbab357d4e30010d51b6f6990f921637",
			output:           "3f77f8b44f35ff047a74ee8235ce007afbab357d4e30010d51b6f6990f921637",
			isWormholeTxHash: true,
		},
		{
			// Wormhole hash w/ indalid length
			input:  "33f77f8b44f35ff047a74ee8235ce007afbab357d4e30010d51b6f6990f921637",
			output: "",
		},
		{
			// A bunch of random characters
			input:  "434234i32042oiu08d8sauf0suif",
			output: "",
		},
	}

	// run each test case in the table
	for i := range tcs {
		tc := tcs[i]

		// try to parse the hash
		txHash, err := ParseTxHash(tc.input)
		if tc.output == "" && err == nil {
			t.Fatalf("expected parseTxHash(%s) to fail", tc.input)
		} else if tc.output != "" && err != nil {
			t.Fatalf("parseTxHash(%s) failed with error %v", tc.input, err)
		}

		if tc.output == "" {
			continue
		}

		// make assertions about the output struct
		if tc.output != txHash.String() {
			t.Fatalf("expected TxHash.String()=%s, got %s", tc.output, txHash.String())
		}
		if tc.isSolanaTxHash != txHash.IsSolanaTxHash() {
			t.Fatalf("expected TxHash.IsSolanaHash()=%t, but got %t", tc.isSolanaTxHash, txHash.IsSolanaTxHash())
		}
		if tc.isWormholeTxHash != txHash.IsWormholeTxHash() {
			t.Fatalf("expected TxHash.IsWormholeHash()=%t, but got %t", tc.isWormholeTxHash, txHash.IsWormholeTxHash())
		}

	}

}