d9e84812ff
- Core library with SVG and PNG generation - CLI tool with generate and batch commands - Cross-platform path handling for Windows compatibility - Comprehensive test suite with integration tests
463 lines
11 KiB
Go
463 lines
11 KiB
Go
package jdenticon
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import (
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"errors"
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"strings"
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"testing"
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)
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// TestIsValidHexColor tests the hex color validation helper function.
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func TestIsValidHexColor(t *testing.T) {
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tests := []struct {
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name string
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color string
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expected bool
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}{
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// Valid cases
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{
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name: "empty string (transparent)",
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color: "",
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expected: true,
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},
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{
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name: "valid 3-digit lowercase",
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color: "#fff",
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expected: true,
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},
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{
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name: "valid 3-digit uppercase",
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color: "#FFF",
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expected: true,
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},
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{
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name: "valid 3-digit mixed case",
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color: "#Fa3",
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expected: true,
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},
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{
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name: "valid 6-digit lowercase",
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color: "#ffffff",
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expected: true,
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},
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{
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name: "valid 6-digit uppercase",
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color: "#FFFFFF",
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expected: true,
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},
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{
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name: "valid 6-digit mixed case",
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color: "#Ff00Aa",
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expected: true,
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},
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{
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name: "valid with numbers",
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color: "#123456",
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expected: true,
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},
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{
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name: "valid 3-digit with numbers",
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color: "#123",
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expected: true,
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},
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// Invalid cases
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{
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name: "missing hash prefix",
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color: "ffffff",
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expected: false,
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},
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{
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name: "too short",
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color: "#ff",
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expected: false,
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},
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{
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name: "too long",
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color: "#fffffff",
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expected: false,
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},
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{
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name: "invalid hex characters",
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color: "#gggggg",
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expected: false,
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},
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{
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name: "invalid hex characters in 3-digit",
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color: "#ggg",
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expected: false,
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},
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{
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name: "just hash",
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color: "#",
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expected: false,
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},
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{
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name: "double hash",
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color: "##ffffff",
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expected: false,
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},
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{
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name: "color name",
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color: "red",
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expected: false,
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},
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{
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name: "color name with hash",
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color: "#red",
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expected: false,
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},
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{
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name: "4-digit hex",
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color: "#1234",
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expected: false,
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},
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{
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name: "5-digit hex",
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color: "#12345",
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expected: false,
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},
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{
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name: "7-digit hex",
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color: "#1234567",
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expected: false,
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},
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{
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name: "8-digit hex (RGBA)",
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color: "#12345678",
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expected: false,
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},
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{
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name: "with spaces",
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color: "# ffffff",
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expected: false,
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},
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{
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name: "with special characters",
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color: "#ffffff!",
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expected: false,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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result := isValidHexColor(tt.color)
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if result != tt.expected {
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t.Errorf("isValidHexColor(%q) = %v, expected %v", tt.color, result, tt.expected)
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}
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})
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}
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}
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// TestWithBackgroundColor tests the WithBackgroundColor config option.
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func TestWithBackgroundColor(t *testing.T) {
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tests := []struct {
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name string
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color string
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expectError bool
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expectedError string
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}{
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// Valid cases
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{
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name: "empty string (transparent)",
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color: "",
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expectError: false,
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},
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{
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name: "valid 3-digit hex",
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color: "#fff",
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expectError: false,
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},
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{
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name: "valid 6-digit hex",
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color: "#ffffff",
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expectError: false,
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},
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{
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name: "valid mixed case",
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color: "#FfAa00",
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expectError: false,
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},
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{
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name: "valid with numbers",
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color: "#123456",
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expectError: false,
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},
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// Invalid cases
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{
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name: "missing hash",
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color: "ffffff",
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expectError: true,
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expectedError: "must be a valid hex color in #RGB or #RRGGBB format",
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},
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{
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name: "invalid hex characters",
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color: "#gggggg",
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expectError: true,
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expectedError: "must be a valid hex color in #RGB or #RRGGBB format",
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},
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{
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name: "too short",
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color: "#ff",
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expectError: true,
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expectedError: "must be a valid hex color in #RGB or #RRGGBB format",
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},
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{
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name: "too long",
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color: "#fffffff",
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expectError: true,
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expectedError: "must be a valid hex color in #RGB or #RRGGBB format",
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},
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{
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name: "color name",
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color: "red",
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expectError: true,
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expectedError: "must be a valid hex color in #RGB or #RRGGBB format",
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},
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{
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name: "4-digit hex",
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color: "#1234",
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expectError: true,
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expectedError: "must be a valid hex color in #RGB or #RRGGBB format",
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},
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{
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name: "8-digit hex (RGBA)",
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color: "#12345678",
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expectError: true,
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expectedError: "must be a valid hex color in #RGB or #RRGGBB format",
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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option := WithBackgroundColor(tt.color)
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config := DefaultConfig()
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err := option(&config)
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if tt.expectError {
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if err == nil {
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t.Errorf("WithBackgroundColor(%q) expected error but got none", tt.color)
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return
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}
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// Check that it's the right error type
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var invalidInput *ErrInvalidInput
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if !errors.As(err, &invalidInput) {
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t.Errorf("WithBackgroundColor(%q) error type = %T, expected *ErrInvalidInput", tt.color, err)
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return
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}
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// Check error message contains expected text
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if tt.expectedError != "" {
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if !strings.Contains(err.Error(), tt.expectedError) {
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t.Errorf("WithBackgroundColor(%q) error = %q, expected to contain %q", tt.color, err.Error(), tt.expectedError)
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}
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}
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// Check field name
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if invalidInput.Field != "background_color" {
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t.Errorf("WithBackgroundColor(%q) error field = %q, expected %q", tt.color, invalidInput.Field, "background_color")
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}
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// Check value is captured
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if invalidInput.Value != tt.color {
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t.Errorf("WithBackgroundColor(%q) error value = %q, expected %q", tt.color, invalidInput.Value, tt.color)
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}
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} else {
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if err != nil {
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t.Errorf("WithBackgroundColor(%q) unexpected error: %v", tt.color, err)
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return
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}
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// Check that the color was set
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if config.BackgroundColor != tt.color {
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t.Errorf("WithBackgroundColor(%q) config.BackgroundColor = %q, expected %q", tt.color, config.BackgroundColor, tt.color)
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}
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}
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})
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}
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}
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// TestConfigValidateBackgroundColor tests that Config.Validate() validates background colors.
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func TestConfigValidateBackgroundColor(t *testing.T) {
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tests := []struct {
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name string
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color string
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expectError bool
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expectedError string
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}{
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{
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name: "valid empty color",
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color: "",
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expectError: false,
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},
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{
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name: "valid 3-digit hex",
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color: "#fff",
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expectError: false,
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},
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{
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name: "valid 6-digit hex",
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color: "#ffffff",
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expectError: false,
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},
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{
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name: "invalid color",
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color: "invalid-color",
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expectError: true,
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expectedError: "must be a valid hex color in #RGB or #RRGGBB format",
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},
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{
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name: "missing hash",
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color: "ffffff",
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expectError: true,
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expectedError: "must be a valid hex color in #RGB or #RRGGBB format",
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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config := DefaultConfig()
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config.BackgroundColor = tt.color
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err := config.Validate()
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if tt.expectError {
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if err == nil {
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t.Errorf("Config.Validate() with BackgroundColor=%q expected error but got none", tt.color)
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return
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}
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// Check that it's the right error type
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var invalidInput *ErrInvalidInput
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if !errors.As(err, &invalidInput) {
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t.Errorf("Config.Validate() with BackgroundColor=%q error type = %T, expected *ErrInvalidInput", tt.color, err)
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return
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}
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// Check error message contains expected text
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if tt.expectedError != "" {
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if !strings.Contains(err.Error(), tt.expectedError) {
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t.Errorf("Config.Validate() with BackgroundColor=%q error = %q, expected to contain %q", tt.color, err.Error(), tt.expectedError)
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}
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}
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} else {
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if err != nil {
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t.Errorf("Config.Validate() with BackgroundColor=%q unexpected error: %v", tt.color, err)
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}
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}
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})
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}
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}
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// TestToEngineColorConfigBackgroundColor tests that toEngineColorConfig handles background colors.
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// Since validation is handled by Config.Validate(), this test focuses on the successful conversion path.
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func TestToEngineColorConfigBackgroundColor(t *testing.T) {
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tests := []struct {
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name string
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color string
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expectError bool
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expectedError string
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}{
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{
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name: "valid empty color",
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color: "",
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expectError: false,
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},
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{
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name: "valid 3-digit hex",
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color: "#fff",
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expectError: false,
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},
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{
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name: "valid 6-digit hex",
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color: "#ffffff",
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expectError: false,
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},
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{
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name: "invalid color caught by Validate()",
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color: "invalid-color",
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expectError: true,
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expectedError: "invalid configuration",
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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config := DefaultConfig()
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// Directly set the background color to bypass WithBackgroundColor validation
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config.BackgroundColor = tt.color
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_, err := config.toEngineColorConfig()
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if tt.expectError {
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if err == nil {
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t.Errorf("toEngineColorConfig() with BackgroundColor=%q expected error but got none", tt.color)
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return
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}
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// Check error message contains expected text (from c.Validate() call)
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if tt.expectedError != "" {
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if !strings.Contains(err.Error(), tt.expectedError) {
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t.Errorf("toEngineColorConfig() with BackgroundColor=%q error = %q, expected to contain %q", tt.color, err.Error(), tt.expectedError)
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}
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}
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} else {
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if err != nil {
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t.Errorf("toEngineColorConfig() with BackgroundColor=%q unexpected error: %v", tt.color, err)
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}
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}
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})
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}
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}
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// TestConfigureFunctionWithBackgroundColor tests the Configure function with background color options.
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func TestConfigureFunctionWithBackgroundColor(t *testing.T) {
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tests := []struct {
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name string
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color string
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expectError bool
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expectedError string
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}{
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{
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name: "valid color through Configure",
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color: "#ffffff",
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expectError: false,
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},
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{
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name: "invalid color through Configure",
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color: "invalid",
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expectError: true,
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expectedError: "configuration option failed",
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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config, err := Configure(WithBackgroundColor(tt.color))
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if tt.expectError {
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if err == nil {
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t.Errorf("Configure(WithBackgroundColor(%q)) expected error but got none", tt.color)
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return
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}
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if tt.expectedError != "" {
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if !strings.Contains(err.Error(), tt.expectedError) {
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t.Errorf("Configure(WithBackgroundColor(%q)) error = %q, expected to contain %q", tt.color, err.Error(), tt.expectedError)
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}
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}
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} else {
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if err != nil {
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t.Errorf("Configure(WithBackgroundColor(%q)) unexpected error: %v", tt.color, err)
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return
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}
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if config.BackgroundColor != tt.color {
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t.Errorf("Configure(WithBackgroundColor(%q)) config.BackgroundColor = %q, expected %q", tt.color, config.BackgroundColor, tt.color)
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}
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}
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})
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}
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}
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